{"id":52076,"date":"2026-04-11T20:00:00","date_gmt":"2026-04-11T12:00:00","guid":{"rendered":"https:\/\/zetarmold.com\/?p=52076"},"modified":"2026-04-14T15:53:10","modified_gmt":"2026-04-14T07:53:10","slug":"%e3%82%aa%e3%83%bc%e3%83%90%e3%83%bc%e3%83%a2%e3%83%bc%e3%83%ab%e3%83%89%e5%b0%84%e5%87%ba%e6%88%90%e5%bd%a2","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/ja\/%e3%82%aa%e3%83%bc%e3%83%90%e3%83%bc%e3%83%a2%e3%83%bc%e3%83%ab%e3%83%89%e5%b0%84%e5%87%ba%e6%88%90%e5%bd%a2\/","title":{"rendered":"What Is Overmolding and How Does It Improve Product Design?"},"content":{"rendered":"<div class=\"callout-key\" style=\"background:#f0f7ff; border-left:4px solid #2563eb; padding:1em 1.2em; border-radius:6px; margin:1.5em 0;\">\n<strong>\u8981\u70b9<\/strong><\/p>\n<ul>\n<li>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u30012\u3064\u306e\u7570\u306a\u308b\u6750\u6599\u3092\u5358\u4e00\u90e8\u54c1\u306b\u7d50\u5408\u3057\u3001\u6700\u3082\u4e00\u822c\u7684\u306b\u306f\u786c\u8cea\u57fa\u6750\uff08ABS\u3001PC\u3001\u30ca\u30a4\u30ed\u30f3\uff09\u3092\u8edf\u8cea\u71b1\u53ef\u5851\u6027\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\uff08TPE\uff09\u3067\u8986\u3044\u3001\u7d44\u307f\u7acb\u3066\u30b9\u30c6\u30c3\u30d7\u309240-60%\u524a\u6e1b\u3057\u307e\u3059\u3002<\/li>\n<li>\u6750\u6599\u306e\u4e92\u63db\u6027\u306f\u3001\u6700\u3082\u91cd\u8981\u306a\u6210\u529f\u8981\u56e0\u3067\u3059\uff1a\u57fa\u6750\u306f\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u3088\u308a\u3082\u9ad8\u3044\u878d\u89e3\u6e29\u5ea6\u3092\u6301\u3064\u5fc5\u8981\u304c\u3042\u308a\u3001\u5316\u5b66\u7684\u63a5\u7740\u306b\u306f2 (cal\/cm\u00b3)^0.5\u4ee5\u5185\u306e\u6eb6\u89e3\u5ea6\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u81f4\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<li>\u56de\u8ee2\u30d7\u30e9\u30c6\u30f3\u30d7\u30ec\u30b9\u3067\u306e\u30c4\u30fc\u30b7\u30e7\u30c3\u30c8\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3067\u306f\u30011\u90e8\u54c1\u3042\u305f\u308a25\u301c45\u79d2\u306e\u30b5\u30a4\u30af\u30eb\u30bf\u30a4\u30e0\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001\u30d4\u30c3\u30af\u30a2\u30f3\u30c9\u30d7\u30ec\u30fc\u30b9\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3067\u306f\u3001\u57fa\u6750\u306e\u79fb\u9001\u306b10\u301c15\u79d2\u8ffd\u52a0\u3055\u308c\u307e\u3059\u304c\u3001\u8a2d\u5099\u6295\u8cc7\u306f\u5c11\u306a\u304f\u3066\u6e08\u307f\u307e\u3059\u3002<\/li>\n<li>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u306e\u8089\u539a\u306f\u3001\u5341\u5206\u306a\u5145\u586b\u3068\u63a5\u7740\u306e\u305f\u3081\u306b1.0\u301c3.0 mm\u3068\u3057\u3001\u30b7\u30e7\u30fc\u30c8\u30b7\u30e7\u30c3\u30c8\u3092\u9632\u3050\u305f\u3081\u306b\u3069\u306e\u70b9\u3067\u3082\u6700\u4f4e0.5 mm\u3092\u78ba\u4fdd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>\u4e00\u822c\u7684\u306a\u6b20\u9665\u306b\u306f\u3001\u5265\u96e2\uff08\u63a5\u7740\u4e0d\u826f\uff09\u3001\u57fa\u6750-\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u754c\u9762\u3067\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u3001\u304a\u3088\u307340 MPa\u3092\u8d85\u3048\u308b\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c04\u51fa\u5727\u529b\u306b\u3088\u308b\u57fa\u6750\u306e\u5909\u5f62\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<h2>What Is Overmolding and How Does It Work?<\/h2>\n<p>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u30012\u6bb5\u968e\u306e\u5c04\u51fa\u6210\u5f62\u30d7\u30ed\u30bb\u30b9\u3067\u3042\u308a\u3001\u901a\u5e38\u306f\u67d4\u3089\u304b\u3044 <a href=\"https:\/\/zetarmold.com\/ja\/thermoplastic\/\">\u71b1\u53ef\u5851\u6027\u30a8\u30e9\u30b9\u30c8\u30de\u30fc<\/a><sup id=\"fnref1:1\"><a href=\"#fn:1\" class=\"footnote-ref\">1<\/a><\/sup>\u2014\u3092\u4e88\u5099\u6210\u5f62\u3055\u308c\u305f\u786c\u8cea\u57fa\u6750\u306e\u4e0a\u306b\u6210\u5f62\u3057\u30011\u3064\u306e\u88fd\u9020\u5de5\u7a0b\u3067\u5358\u4e00\u306e\u591a\u6750\u6599\u90e8\u54c1\u3092\u751f\u7523\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308a\u3001\u591a\u6750\u6599\u88fd\u54c1\u306b\u30b3\u30b9\u30c8\u3001\u6545\u969c\u70b9\u3001\u751f\u7523\u6642\u9593\u3092\u8ffd\u52a0\u3059\u308b\u624b\u4f5c\u696d\u3067\u306e\u7d44\u307f\u7acb\u3066\u3001\u63a5\u7740\u5264\u306b\u3088\u308b\u63a5\u5408\u3001\u6a5f\u68b0\u7684\u30d5\u30a1\u30b9\u30ca\u30fc\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u57fa\u6750\u306f\u3001\u57fa\u672c\u6a39\u8102\u306e\u6a19\u6e96\u5c04\u51fa\u6210\u578b\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u6700\u521d\u306b\u6210\u578b\u3055\u308c\u307e\u3059\u3002\u90e8\u5206\u7684\u307e\u305f\u306f\u5b8c\u5168\u306a\u51b7\u5374\u5f8c\u3001\u57fa\u6750\u306f\u7b2c\u4e8c\u30ad\u30e3\u30d3\u30c6\u30a3\u306b\u8ee2\u9001\u3055\u308c\u308b\uff08\u30d4\u30c3\u30af\uff06\u30d7\u30ec\u30fc\u30b9\u65b9\u5f0f\uff09\u304b\u3001\u591a\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u30d7\u30ec\u30b9\u4e0a\u3067\u4f4d\u7f6e\u306b\u56de\u8ee2\u3055\u308c\u307e\u3059\uff08\u4e8c\u5c04\u6210\u578b\u65b9\u5f0f\uff09\u3002\u305d\u306e\u5f8c\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u304c\u57fa\u6750\u4e0a\u306b\u5c04\u51fa\u3055\u308c\u3001\u5316\u5b66\u63a5\u7740\u3001\u6a5f\u68b0\u7684\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u3001\u307e\u305f\u306f\u4e21\u65b9\u306b\u3088\u3063\u3066\u7d50\u5408\u3057\u307e\u3059\u3002<\/p>\n<p>\u5316\u5b66\u7d50\u5408\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u6eb6\u878d\u304c\u57fa\u6750\u8868\u9762\u3092\u90e8\u5206\u7684\u306b\u518d\u6eb6\u878d\u3057\u3001\u754c\u9762\u3067\u5206\u5b50\u306e\u7d61\u307f\u5408\u3044\u3092\u751f\u3058\u308b\u6642\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u306e\u6a5f\u69cb\u306f\u9069\u5408\u3059\u308b\u30dd\u30ea\u30de\u30fc\u5316\u5b66\u304c\u5fc5\u8981\u3067\u3059\u2014ABS\u4e0a\u306e\u71b1\u53ef\u5851\u6027\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u306f\u5265\u96e2\u8a66\u9a13\u3067150\u2013300 N\u306e\u7d50\u5408\u5f37\u5ea6\u3092\u9054\u6210\u3057\u307e\u3059\u304c\u3001TPE\u3068\u30dd\u30ea\u30a8\u30c1\u30ec\u30f3\u306a\u3069\u306e\u975e\u9069\u5408\u30da\u30a2\u306f\u6a5f\u68b0\u7684\u7279\u5fb4\u306a\u3057\u3067\u306f\u307b\u307c\u30bc\u30ed\u306e\u63a5\u7740\u529b\u3092\u751f\u307f\u307e\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<caption style=\"font-weight:bold;margin-bottom:0.5em;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30d7\u30ed\u30bb\u30b9\u65b9\u6cd5\u306e\u6bd4\u8f03<\/caption>\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Method<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u30b5\u30a4\u30af\u30eb\u30bf\u30a4\u30e0<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u8cc7\u672c\u30b3\u30b9\u30c8<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u6700\u9069<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30c4\u30fc\u30b7\u30e7\u30c3\u30c8\uff08\u56de\u8ee2\u30d7\u30e9\u30c6\u30f3\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">25\u301c45\u79d2<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">$150K\u2013$400K<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">High-volume production (>100K parts\/year)<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30d4\u30c3\u30af\uff06\u30d7\u30ec\u30fc\u30b9\uff08\u8ee2\u9001\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">35\u301c60\u79d2<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">$80K\u2013$200K<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u4e2d\u91cf\u751f\u7523\u3001\u8907\u96d1\u306a\u57fa\u6750<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30de\u30eb\u30c1\u30b7\u30e7\u30c3\u30c8 (3+\u6750\u6599)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">40\u201370\u79d2<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">$300K\u2013$600K<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u591a\u8272\u307e\u305f\u306f\u591a\u786c\u5ea6\u90e8\u54c1<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30aa\u30fc\u30d0\u30fc\u30a4\u30f3\u30b5\u30fc\u30c8\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">30\u301c50\u79d2<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">$100K\u2013$250K<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u91d1\u5c5e\u57fa\u6750 + \u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e8c\u5c04\u6210\u578b\u3068\u30d4\u30c3\u30af\uff06\u30d7\u30ec\u30fc\u30b9\u306e\u9078\u629e\u306f\u3001\u751f\u7523\u91cf\u3068\u90e8\u54c1\u306e\u8907\u96d1\u3055\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u56de\u8ee2\u30d7\u30e9\u30c6\u30f3\u3092\u6301\u3064\u4e8c\u5c04\u6210\u578b\u30d7\u30ec\u30b9\u306f\u8ee2\u9001\u6642\u9593\u3092\u6392\u9664\u3057\u3001\u57fa\u6750\u3068\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u9593\u306e\u3088\u308a\u53b3\u5bc6\u306a\u4f4d\u7f6e\u516c\u5dee\uff08\u00b10.05 mm\uff09\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002\u30d4\u30c3\u30af\uff06\u30d7\u30ec\u30fc\u30b9\u65b9\u5f0f\u306f2\u3064\u306e\u5225\u3005\u306e\u5358\u5c04\u6210\u578b\u6a5f\u3092\u4f7f\u7528\u3057\u3001\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u9593\u3067\u56de\u8ee2\u3067\u304d\u306a\u3044\u57fa\u6750\u5f62\u72b6\u306b\u5bfe\u3057\u3066\u3088\u308a\u67d4\u8edf\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>Successful overmolding requires precise control of three critical parameters: substrate surface temperature at the moment of overmold injection (ideally 40\u201380\u00b0C above ambient), overmold melt temperature (within the material supplier&#8217;s recommended window), and injection pressure (typically 30\u201380 MPa depending on wall thickness and flow length). Deviation from any parameter directly affects bond strength and part quality.<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/02\/injection-vs-overmolding-diagram.webp\" alt=\"Diagram comparing standard injection molding with overmolding process\" style=\"max-width:100%;height:auto;\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9 vs \u6a19\u6e96\u5c04\u51fa\u6210\u5f62<\/figcaption><\/figure>\n<h2>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306b\u4e92\u63db\u6027\u306e\u3042\u308b\u6750\u6599\u306f\u3069\u308c\u3067\u3059\u304b\uff1f<\/h2>\n<p>\u6750\u6599\u306e\u9069\u5408\u6027\u306f80%\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u6210\u529f\u307e\u305f\u306f\u5931\u6557\u3092\u6c7a\u5b9a\u3057\u3001TPE-to-ABS\u3068TPE-to-PC\u306f\u5546\u696d\u751f\u7523\u306b\u304a\u3044\u3066\u6700\u3082\u4fe1\u983c\u6027\u306e\u3042\u308b2\u3064\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u3059\u3002\u57fa\u6750\u306f\u7b2c\u4e8c\u5c04\u306e\u969b\u306b\u57fa\u6750\u306e\u5909\u5f62\u3092\u9632\u3050\u305f\u3081\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u3088\u308a\u3082\u878d\u70b9\u304c\u6700\u4f4e40\u00b0C\u9ad8\u3044\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u2014ABS\uff08\u878d\u70b9220\u2013260\u00b0C\uff09\u3068TPE\uff08180\u2013220\u00b0C\uff09\u306e\u7d44\u307f\u5408\u308f\u305b\u306f\u3001\u5341\u5206\u306a\u5b89\u5168\u30de\u30fc\u30b8\u30f3\u3092\u6301\u3063\u3066\u3053\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>\u5316\u5b66\u7684\u63a5\u7740\u5f37\u5ea6\u306f\u30012\u3064\u306e\u30dd\u30ea\u30de\u30fc\u9593\u306e\u6eb6\u89e3\u5ea6\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u81f4\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u6eb6\u89e3\u5ea6\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u4e92\u3044\u306b2 (cal\/cm\u00b3)\u2070\u00b7\u2075\u4ee5\u5185\u306e\u6750\u6599\u306f\u3001\u5f37\u529b\u306a\u5316\u5b66\u7684\u7d50\u5408\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u30b9\u30c1\u30ec\u30f3\u7cfbTPE\uff08SEBS\u30d9\u30fc\u30b9\uff09\u306f\u3001ABS\u304a\u3088\u3073\u30dd\u30ea\u30b9\u30c1\u30ec\u30f3\u306b\u3088\u304f\u63a5\u7740\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u30013\u3064\u3059\u3079\u3066\u304c\u985e\u4f3c\u3057\u305f\u30b9\u30c1\u30ec\u30f3\u30d9\u30fc\u30b9\u306e\u5316\u5b66\u69cb\u9020\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002\u30dd\u30ea\u30a8\u30b9\u30c6\u30eb\u30d9\u30fc\u30b9\u306eTPE\u306f\u3001\u754c\u9762\u3067\u306e\u30a8\u30b9\u30c6\u30eb\u4ea4\u63db\u53cd\u5fdc\u306b\u3088\u308a\u3001PBT\u304a\u3088\u3073PC\u306b\u63a5\u7740\u3057\u307e\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<caption style=\"font-weight:bold;margin-bottom:0.5em;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u9069\u5408\u6027\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/caption>\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u57fa\u6750<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u9069\u5408\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u7d50\u5408\u30bf\u30a4\u30d7<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u5265\u96e2\u5f37\u5ea6 (N)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">ABS<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE (SEBS\u30d9\u30fc\u30b9)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5316\u5b66\u7684 + \u6a5f\u68b0\u7684<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">150\u2013300<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">PC<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE\uff08\u30dd\u30ea\u30a8\u30b9\u30c6\u30eb\u7cfb\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5316\u5b66\u7684<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">120\uff5e250<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">PA6\/PA66 (Nylon)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE\uff08\u30dd\u30ea\u30a2\u30df\u30c9\u7cfb\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5316\u5b66\u7684<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">100\uff5e200<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">PP<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE\uff08PP\u7cfb\u3001TPV\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5316\u5b66\u7684<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">80\u2013150<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">POM (Acetal)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE\uff08\u4efb\u610f\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6a5f\u68b0\u7684\u306e\u307f<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">30\u201360<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u9ad8\u5bc6\u5ea6\u30dd\u30ea\u30a8\u30c1\u30ec\u30f3<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE\uff08\u4efb\u610f\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6a5f\u68b0\u7684\u306e\u307f<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">20\u201350<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">ISO 10993:<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">TPE\uff08SEBS\u307e\u305f\u306f\u30dd\u30ea\u30a8\u30b9\u30c6\u30eb\u7cfb\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5316\u5b66\u7684<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">130\u2013270<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>POM\u3001HDPE\u3001PEEK\u57fa\u6750\u306e\u3088\u3046\u306b\u5316\u5b66\u7684\u63a5\u7740\u304c\u4e0d\u53ef\u80fd\u306a\u5834\u5408\u3001\u6a5f\u68b0\u7684\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u304c\u552f\u4e00\u4fe1\u983c\u3067\u304d\u308b\u63a5\u7d9a\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u57fa\u6750\u4e0a\u306e\u8cab\u901a\u7a74\u3001\u30a2\u30f3\u30c0\u30fc\u30ab\u30c3\u30c8\u3001\u6e9d\u3001\u304a\u3088\u3073\u30c6\u30af\u30b9\u30c1\u30e3\u8868\u9762\u304c\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u3092\u7269\u7406\u7684\u306b\u6355\u6349\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6a5f\u68b0\u7684\u7279\u5fb4\u306f\u3001\u4e88\u60f3\u3055\u308c\u308b\u4f7f\u7528\u8377\u91cd\u306b\u8010\u3048\u308b\u306e\u306b\u5341\u5206\u306a\u6df1\u3055\uff08\u6700\u4f4e0.3 mm\uff09\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u305d\u306e\u9593\u9694\u306f\u754c\u9762\u5168\u4f53\u306b\u5fdc\u529b\u3092\u3069\u306e\u3088\u3046\u306b\u5747\u4e00\u306b\u5206\u6563\u3055\u305b\u308b\u304b\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u30b7\u30ea\u30b3\u30fc\u30f3\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u7279\u6b8a\u306a\u30b1\u30fc\u30b9\u3067\u3042\u308a\u3001\u57fa\u6750\u306b\u30d7\u30e9\u30a4\u30de\u30fc\u5857\u5e03\u307e\u305f\u306f\u30d7\u30e9\u30ba\u30de\u8868\u9762\u51e6\u7406\u304c\u5fc5\u8981\u3067\u3059\u3002\u6db2\u4f53\u30b7\u30ea\u30b3\u30fc\u30f3\u30b4\u30e0\uff08LSR\uff09\u306f\u3001\u8868\u9762\u6d3b\u6027\u5316\u306a\u3057\u3067\u306f\u3069\u306e\u71b1\u53ef\u5851\u6027\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u3068\u3082\u5316\u5b66\u7684\u306b\u63a5\u7740\u3057\u307e\u305b\u3093\u3002\u30d7\u30e9\u30a4\u30de\u30fc\u3092\u7528\u3044\u305f\u63a5\u7740\u306f\u5de5\u7a0b\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u304c\u300180\u2013150 N\u306e\u63a5\u7740\u5f37\u5ea6\u3092\u9054\u6210\u3057\u3001\u533b\u7642\u6a5f\u5668\u30b7\u30fc\u30eb\u3001\u9632\u6c34\u30ac\u30b9\u30b1\u30c3\u30c8\u3001-40\u00b0C\u304b\u3089+200\u00b0C\u306e\u6e29\u5ea6\u306b\u3055\u3089\u3055\u308c\u308b\u81ea\u52d5\u8eca\u30b3\u30cd\u30af\u30bf\u30fc\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u306e\u30b7\u30e7\u30a2\u786c\u3055\u306f\u5b8c\u6210\u90e8\u54c1\u306e\u89e6\u611f\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u30b7\u30e7\u30a2A 40\uff5e60\u306f\u624b\u5de5\u5177\u3084\u6b6f\u30d6\u30e9\u30b7\u306b\u597d\u307e\u308c\u308b\u67d4\u3089\u304b\u304f\u30af\u30c3\u30b7\u30e7\u30f3\u6027\u306e\u3042\u308b\u30b0\u30ea\u30c3\u30d7\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002\u30b7\u30e7\u30a2A 70\uff5e85\u306f\u96fb\u5b50\u6a5f\u5668\u30cf\u30a6\u30b8\u30f3\u30b0\u3084\u81ea\u52d5\u8eca\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u9069\u3057\u305f\u3088\u308a\u56fa\u3044\u8868\u9762\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u9069\u5207\u306a\u786c\u3055\u306e\u9078\u629e\u306b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5feb\u9069\u6027\u3068\u8010\u6469\u8017\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u5fc5\u8981\u3067\u3059\u2014\u67d4\u3089\u304b\u3044\u6750\u6599\u306f\u7e70\u308a\u8fd4\u3057\u306e\u6469\u64e6\u63a5\u89e6\u3067\u3088\u308a\u65e9\u304f\u6469\u8017\u3057\u307e\u3059\u3002<\/p>\n<p>\u57fa\u6750\u3068\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u8272\u5408\u308f\u305b\u306b\u3082\u6750\u6599\u306e\u8003\u616e\u304c\u5fc5\u8981\u3067\u3059\u3002\u534a\u900f\u660e\u306eTPE\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u57fa\u6750\u306e\u8272\u3092\u900f\u304b\u3057\u3066\u898b\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u5857\u88c5\u306a\u3057\u3067\u5358\u4e00\u6750\u6599\u306e\u8272\u52b9\u679c\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u4e0d\u900f\u660e\u306eTPE\u30b0\u30ec\u30fc\u30c9\u306f\u57fa\u6750\u3092\u5b8c\u5168\u306b\u96a0\u3057\u3001\u57fa\u6750\u306e\u8272\u304c\u4e0d\u5747\u4e00\u306a\u5834\u5408\uff08\u518d\u751f\u6a39\u8102\u3001\u30df\u30cd\u30e9\u30eb\u5145\u586b\u30b3\u30f3\u30d1\u30a6\u30f3\u30c9\uff09\u306b\u597d\u307e\u308c\u307e\u3059\u3002\u7570\u306a\u308b\u8272\u306eTPE\u3092\u9806\u6b21\u5c04\u51fa\u3059\u308b\u591a\u8272\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u3001\u6210\u5f62\u5f8c\u306e\u88c5\u98fe\u306a\u3057\u306b\u3001\u96fb\u52d5\u5de5\u5177\u30cf\u30f3\u30c9\u30eb\u306e\u8c61\u5fb4\u7684\u306a\u30c4\u30fc\u30c8\u30fc\u30f3\u30b0\u30ea\u30c3\u30d7\u306a\u3069\u3001\u30d6\u30e9\u30f3\u30c9\u56fa\u6709\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u4f5c\u308a\u51fa\u3057\u307e\u3059\u3002<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/03\/molecular-bonding.webp\" alt=\"Molecular bonding diagram showing polymer chain entanglement at overmold interface\" style=\"max-width:100%;height:auto;\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u754c\u9762\u3067\u306e\u5206\u5b50\u7d50\u5408<\/figcaption><\/figure>\n<div class=\"claim claim-true\" style=\"background-color: #eff7ef; border-color: #eff7ef; color: #5a8a5a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"20\" height=\"20\" fill=\"currentColor\"><path d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"><\/path><\/svg><b>&#8220;TPE-to-ABS overmolding achieves chemical bond strength of 150\u2013300 N without requiring surface primers or mechanical features.&#8221;<\/b><span class=\"claim-true-or-false\">\u771f<\/span><\/p>\n<p class=\"claim-explanation\">SEBS\u30d9\u30fc\u30b9\u306eTPE\u3068ABS\u306f\u30b9\u30c1\u30ec\u30f3\u7cfb\u5316\u5b66\u3092\u5171\u6709\u3057\u3066\u304a\u308a\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c04\u51fa\u6642\u306b\u57fa\u6750\u8868\u9762\u6e29\u5ea6\u304c60\u00b0C\u3092\u8d85\u3048\u308b\u3068\u754c\u9762\u3067\u5206\u5b50\u9396\u306e\u7d61\u307f\u5408\u3044\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u5316\u5b66\u7684\u9069\u5408\u6027\u306b\u3088\u308a\u3001TPE\/ABS\u306f\u96fb\u52d5\u5de5\u5177\u306e\u30b0\u30ea\u30c3\u30d7\u304b\u3089\u30d1\u30fc\u30bd\u30ca\u30eb\u30b1\u30a2\u6a5f\u5668\u307e\u3067\u3001\u6d88\u8cbb\u8ca1\u3067\u6700\u3082\u5e83\u304f\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c7\u30a3\u30f3\u30b0\u306e\u7d44\u307f\u5408\u308f\u305b\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<div class=\"claim claim-false\" style=\"background-color: #f7e8e8; border-color: #f7e8e8; color: #8a4a4a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"20\" height=\"20\" fill=\"currentColor\"><path d=\"M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z\"><\/path><\/svg><b>&#8220;Any two plastics can be overmolded together as long as the injection parameters are optimized correctly.&#8221;<\/b><span class=\"claim-true-or-false\">\u507d<\/span><\/p>\n<p class=\"claim-explanation\">\u6750\u6599\u5316\u5b66\u304c\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u9069\u5408\u6027\u3092\u6839\u672c\u7684\u306b\u5236\u9650\u3057\u307e\u3059\u3002POM\u3001HDPE\u3001PEEK\u306f\u8868\u9762\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4f4e\u304f\u3001\u975e\u6975\u6027\u306e\u5206\u5b50\u69cb\u9020\u3092\u6301\u3064\u305f\u3081\u3001\u30d7\u30ed\u30bb\u30b9\u6700\u9069\u5316\u306b\u95a2\u308f\u3089\u305a\u3001\u3069\u306eTPE\u3068\u3082\u5316\u5b66\u7684\u306b\u63a5\u7740\u3057\u307e\u305b\u3093\u3002\u3053\u308c\u3089\u306e\u57fa\u6750\u306b\u306f\u3001\u90e8\u54c1\u5f62\u72b6\u306b\u8a2d\u8a08\u3055\u308c\u305f\u6a5f\u68b0\u7684\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u69cb\u9020\u304c\u5fc5\u8981\u3067\u3059\u3002\u30dd\u30ea\u30de\u30fc\u5316\u5b66\u304c\u9069\u5408\u3057\u306a\u3044\u5834\u5408\u3001\u6e29\u5ea6\u3084\u5727\u529b\u306e\u8abf\u6574\u3092\u3069\u308c\u3060\u3051\u884c\u3063\u3066\u3082\u5316\u5b66\u7684\u63a5\u7740\u306f\u751f\u307e\u308c\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<h2>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u90e8\u54c1\u306e\u4e3b\u8981\u306a\u8a2d\u8a08\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p>1.0\uff5e3.0 mm\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u8089\u539a\u306f\u3001\u30ad\u30e3\u30d3\u30c6\u30a3\u306e\u5b8c\u5168\u5145\u586b\u3001\u9069\u5207\u306a\u63a5\u7740\u5f62\u6210\u3001\u8a31\u5bb9\u53ef\u80fd\u306a\u30b5\u30a4\u30af\u30eb\u6642\u9593\u3092\u78ba\u4fdd\u3059\u308b\u6700\u9069\u7bc4\u56f2\u3067\u3059\u30021.0 mm\u672a\u6e80\u3067\u306f\u3001\u6eb6\u878d\u4f53\u304c\u5145\u586b\u672b\u7aef\u306b\u5230\u9054\u3059\u308b\u524d\u306b\u51cd\u7d50\u3057\u3001\u30b7\u30e7\u30fc\u30c8\u30b7\u30e7\u30c3\u30c8\u3068\u5f31\u3044\u63a5\u7740\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u30023.0 mm\u3092\u8d85\u3048\u308b\u3068\u3001\u51b7\u5374\u6642\u9593\u304c\u6307\u6570\u95a2\u6570\u7684\u306b\u5897\u52a0\u3057\u307e\u3059\u20144.0 mm\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u306f2.5 mm\u5c64\u3088\u308a60%\u591a\u304f\u306e\u51b7\u5374\u6642\u9593\u3092\u5fc5\u8981\u3068\u3057\u3001\u30b5\u30a4\u30af\u30eb\u3054\u3068\u306b8\uff5e12\u79d2\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u57fa\u6750-\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5883\u754c\u3067\u306e\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u8a2d\u8a08\u306f\u3001\u6750\u6599\u9077\u79fb\u90e8\u3067\u91d1\u578b\u8868\u9762\u9593\u306b\u3057\u307f\u51fa\u308b\u8584\u3044\u6750\u6599\u306e\u819c\u3067\u3042\u308b\u30d0\u30ea\u3092\u9632\u6b62\u3057\u307e\u3059\u30020.01\uff5e0.02 mm\u306e\u30af\u30ea\u30a2\u30e9\u30f3\u30b9\u30683\uff5e5\u00b0\u306e\u5e72\u6e09\u89d2\u3092\u6301\u3064\u30b9\u30c1\u30fc\u30eb\u5bfe\u30b9\u30c1\u30fc\u30eb\u306e\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u306f\u3001500,000\u30b5\u30a4\u30af\u30eb\u4ee5\u4e0a\u306b\u308f\u305f\u308b\u4fe1\u983c\u6027\u306e\u3042\u308b\u30b7\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u96c4\u96cc\u69cb\u9020\u8a2d\u8a08\u306f\u3001\u3088\u308a\u9ad8\u3044\u91d1\u578b\u30b3\u30b9\u30c8\u3067\u3055\u3089\u306b\u512a\u308c\u305f\u30d0\u30ea\u5236\u5fa1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<caption style=\"font-weight:bold;margin-bottom:0.5em;\">\u91cd\u8981\u306a\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u8a2d\u8a08\u30d1\u30e9\u30e1\u30fc\u30bf<\/caption>\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u63a8\u5968\u7bc4\u56f2<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u9055\u53cd\u306e\u5f71\u97ff<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u8089\u539a<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.0\u20133.0 mm<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b7\u30e7\u30fc\u30c8\u30b7\u30e7\u30c3\u30c8\uff081.0\u672a\u6e80\uff09\u307e\u305f\u306f\u9577\u30b5\u30a4\u30af\u30eb\uff083.0\u8d85\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u30af\u30ea\u30a2\u30e9\u30f3\u30b9<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">0.01\uff5e0.02 mm<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Flash at interface (>0.03 mm)<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u57fa\u6750\u306e\u629c\u304d\u52fe\u914d<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.5\u20133.0\u00b0<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30a8\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u640d\u50b7\uff081.0\u00b0\u672a\u6e80\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6a5f\u68b0\u7684\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u6df1\u3055<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u22650.3 mm<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u8377\u91cd\u4e0b\u3067\u306e\u63a5\u7740\u7834\u58ca\uff080.2 mm\u672a\u6e80\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b2\u30fc\u30c8\u304b\u3089\u6700\u9060\u7aef\u307e\u3067\u306e\u6d41\u52d5\u6bd4<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u2264100:1<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5145\u586b\u4e0d\u8db3\u307e\u305f\u306f\u6eb6\u63a5\u30e9\u30a4\u30f3<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u57fa\u6750\u8868\u9762\u7c97\u3055<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Ra 1.6\u20136.3 \u03bcm<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u63a5\u7740\u4e0d\u826f\uff08Ra 0.8\u672a\u6e80\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30b7\u30e7\u30c3\u30c8\u306e\u30b2\u30fc\u30c8\u914d\u7f6e\u306f\u3001\u5358\u4e00\u6750\u6599\u6210\u5f62\u3068\u306f\u7570\u306a\u308b\u898f\u5247\u306b\u5f93\u3044\u307e\u3059\u3002\u30b2\u30fc\u30c8\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u9818\u57df\u306e\u6700\u9577\u5bf8\u6cd5\u306b\u6cbf\u3063\u3066\u6eb6\u878d\u6a39\u8102\u306e\u6d41\u308c\u3092\u5c0e\u304d\u3001\u30b2\u30fc\u30c8\u304b\u3089\u6700\u9060\u70b9\u307e\u3067\u306e\u6d41\u52d5\u7d4c\u8def\u306f\u3001\u6d41\u52d5\u9577\u3055\u3068\u8089\u539a\u306e\u6bd4\u304c100:1\u3092\u8d85\u3048\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u30d5\u30a1\u30f3\u30b2\u30fc\u30c8\u3084\u30d5\u30a3\u30eb\u30e0\u30b2\u30fc\u30c8\u306f\u3001\u30d4\u30f3\u30b2\u30fc\u30c8\u3088\u308a\u3082\u6eb6\u878d\u6a39\u8102\u3092\u5747\u7b49\u306b\u5206\u6563\u3057\u3001\u76ee\u306b\u898b\u3048\u308b\u5916\u89b3\u4e0d\u826f\u3084\u6f5c\u5728\u7684\u306a\u63a5\u7740\u5f31\u90e8\u3092\u751f\u3080\u30a6\u30a7\u30eb\u30c9\u30e9\u30a4\u30f3\u3092\u6e1b\u5c11\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>\u57fa\u6750\u8868\u9762\u306e\u6e96\u5099\u306f\u63a5\u7740\u54c1\u8cea\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002Ra 1.6\uff5e6.3 \u03bcm\u306e\u8868\u9762\u7c97\u3055\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u306b\u6700\u9069\u306a\u5fae\u7d30\u6a5f\u68b0\u7684\u56fa\u5b9a\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u9ad8\u5ea6\u306b\u7814\u78e8\u3055\u308c\u305f\u57fa\u6750\uff08Ra 0.8 \u03bcm\u672a\u6e80\uff09\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u304c\u63b4\u3080\u8868\u9762\u5f62\u72b6\u3092\u6301\u305f\u306a\u3044\u305f\u3081\u3001\u63a5\u7740\u529b\u3092\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002\u57fa\u6750\u306e\u63a5\u7740\u9762\u3092EDM\u653e\u96fb\u52a0\u5de5\u307e\u305f\u306f\u5316\u5b66\u30a8\u30c3\u30c1\u30f3\u30b0\u3067\u30c6\u30af\u30b9\u30c1\u30e3\u30ea\u30f3\u30b0\u3059\u308b\u3068\u3001\u5e73\u6ed1\u9762\u306b\u6bd4\u3079\u3066\u5265\u96e2\u5f37\u5ea6\u309230\uff5e50%\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>A thorough <a href=\"https:\/\/zetarmold.com\/ja\/dfm%e3%82%a4%e3%83%b3%e3%82%b8%e3%82%a7%e3%82%af%e3%82%b7%e3%83%a7%e3%83%b3%e6%88%90%e5%bd%a2%e9%83%a8%e5%93%81\/\">DFM<\/a><sup id=\"fnref1:5\"><a href=\"#fn:5\" class=\"footnote-ref\">5<\/a><\/sup> \u91d1\u578b\u88fd\u4f5c\u524d\u306b\u8a2d\u8a08\u554f\u984c\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b\u3053\u3068\u3067\u3001\u91d1\u578b\u92fc\u6750\u5207\u524a\u5f8c\u306e\u4fee\u6b63\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u304a\u3051\u308b\u4e00\u822c\u7684\u306aDFM\u6307\u6458\u306b\u306f\u3001\u57fa\u6750\u306e\u629c\u304d\u52fe\u914d\u4e0d\u8db3\uff08\u53d6\u308a\u51fa\u3057\u640d\u50b7\u306e\u539f\u56e0\uff09\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u90e8\u306e\u8089\u539a\u4e0d\u8db3\u306b\u3088\u308b\u5145\u586b\u4e0d\u826f\u30015\u4e07\u30b5\u30a4\u30af\u30eb\u5f8c\u306b\u30d0\u30ea\u3092\u751f\u3058\u308b\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u5f62\u72b6\u306a\u3069\u304c\u3042\u308b\u3002\u8a2d\u8a08\u6bb5\u968e\u3067\u3053\u308c\u3089\u306e\u6307\u6458\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u3067\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3054\u3068\u306b\u91d1\u578b\u4fee\u6b63\u8cbb\u3092$5,000\u301c$15,000\u7bc0\u7d04\u53ef\u80fd\u3002<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/12\/3d-plastic-injection-mold-design.webp\" alt=\"3D CAD model of a mold tool optimized for overmolding\" style=\"max-width:100%;height:auto;\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">3D\u3067\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u91d1\u578b\u8a2d\u8a08<\/figcaption><\/figure>\n<h2>\u6700\u3082\u4e00\u822c\u7684\u306a\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u6b20\u9665\u3068\u89e3\u6c7a\u7b56\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p>\u30c7\u30e9\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\uff08\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u304c\u57fa\u6750\u304b\u3089\u5265\u96e2\u3059\u308b\u3053\u3068\uff09\u306f\u6700\u3082\u91cd\u5927\u306a\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u4e0d\u826f\u3067\u3042\u308a\u3001\u6750\u6599\u9069\u5408\u6027\u304c\u4e8b\u524d\u306b\u691c\u8a3c\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u521d\u56de\u8a66\u4f5c\u306e35%\u3067\u767a\u751f\u3057\u307e\u3059\u3002\u6839\u672c\u539f\u56e0\u306f\u3001\u5e38\u306b\u754c\u9762\u3067\u306e\u63a5\u7740\u5f37\u5ea6\u4e0d\u8db3\u3067\u3042\u308a\u3001\u305d\u308c\u306f\u6750\u6599\u306e\u4e0d\u9069\u5408\u3001\u57fa\u6750\u8868\u9762\u6e29\u5ea6\u306e\u4f4e\u3055\u3001\u8868\u9762\u6c5a\u67d3\u3001\u307e\u305f\u306f\u4e0d\u5341\u5206\u306a\u6a5f\u68b0\u7684\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u69cb\u9020\u306b\u3088\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>Substrate deformation occurs when the overmold injection pressure exceeds the substrate&#8217;s resistance to deflection at its elevated temperature. Thin-walled substrates (wall thickness below 1.5 mm) are especially vulnerable\u2014a 60 MPa injection pressure can bow a 1.0 mm ABS substrate by 0.3\u20130.5 mm, creating dimensional errors and visible cosmetic defects. Reducing injection speed and pressure, or supporting the substrate with mold core features, prevents this defect.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<caption style=\"font-weight:bold;margin-bottom:0.5em;\">\u4e00\u822c\u7684\u306a\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c7\u30a3\u30f3\u30b0\u306e\u6b20\u9665\u3068\u5bfe\u7b56<\/caption>\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u6b20\u9665<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Root Cause<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u7b2c\u4e00\u306e\u5bfe\u7b56<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u91cf\uff1a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Delamination<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u4e0d\u9069\u5408\u306a\u6750\u6599\u307e\u305f\u306f\u4f4e\u6e29\u306e\u57fa\u6750<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u57fa\u6750\u306e\u4e88\u71b1\u6e29\u5ea6\u309260\u201380\u00b0C\u306b\u4e0a\u3052\u308b<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5265\u96e2\u8a66\u9a13\u3067\u6750\u6599\u30da\u30a2\u3092\u691c\u8a3c<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u306e\u30d5\u30e9\u30c3\u30b7\u30e5<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6469\u8017\u3057\u305f\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u307e\u305f\u306f\u904e\u5270\u306a\u30af\u30e9\u30f3\u30d7\u5727\u529b<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u8868\u9762\u306e\u518d\u5207\u524a<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u96c4\u96cc\u5f0f\uff08\u3064\u304e\u306f\u304e\uff09\u306e\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u3092\u8a2d\u8a08<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b7\u30e7\u30fc\u30c8\u30b7\u30e7\u30c3\u30c8\uff08\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u8584\u8089\u90e8\u304c\u65e9\u671f\u306b\u51cd\u7d50<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6eb6\u878d\u6e29\u5ea6\u309210\uff5e20\u00b0C\u4e0a\u3052\u308b<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6700\u5c0f1.0 mm\u306e\u8089\u539a\u306b\u518d\u8a2d\u8a08<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u57fa\u6750\u306e\u53cd\u308a<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Injection pressure too high<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5145\u586b\u7387\u309220\u201330%\u524a\u6e1b<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u578b\u306b\u30b3\u30a2\u30b5\u30dd\u30fc\u30c8\u6a5f\u80fd\u3092\u8ffd\u52a0<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6eb6\u63a5\u30e9\u30a4\u30f3<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Multiple flow fronts meeting<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b2\u30fc\u30c8\u4f4d\u7f6e\u306e\u518d\u914d\u7f6e<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u30d0\u30eb\u30d6\u30b2\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u4f7f\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u57fa\u6750-\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u754c\u9762\u3067\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u3001\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u8868\u9762\u304c\u7e70\u308a\u8fd4\u3057\u578b\u5faa\u74b0\u3067\u6469\u8017\u3059\u308b\u306b\u3064\u308c\u3066\u5f90\u3005\u306b\u84c4\u7a4d\u3059\u308b\u3002\u65b0\u3057\u3044\u578b\u306f\u901a\u5e38100,000\u2013200,000\u5faa\u74b0\u30d5\u30e9\u30c3\u30b7\u30e5\u306a\u3057\u3067\u904b\u8ee2\u3057\u3001\u305d\u306e\u5f8c\u92fc-\u92fc\u63a5\u89e6\u8868\u9762\u304c\u92ed\u3044\u30a8\u30c3\u30b8\u3092\u5931\u3046\u3002\u4e88\u9632\u4fdd\u5b88\u306b\u306f\u3001150,000\u5faa\u74b0\u3054\u3068\u306b\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u8868\u9762\u3092\u518d\u5207\u524a\u3057\u3001\u9ad8\u6469\u8017\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u4f4d\u7f6e\u3067\u786c\u5316\u92fc\u30a4\u30f3\u30b5\u30fc\u30c8\uff08HRC 52\u201358\uff09\u3092\u4f7f\u7528\u3057\u3066\u4fdd\u5b88\u9593\u9694\u3092400,000+\u5faa\u74b0\u306b\u5ef6\u9577\u3059\u308b\u3002<\/p>\n<p>\u6eb6\u63a5\u30e9\u30a4\u30f3\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5145\u586b\u4e2d\u306b2\u3064\u4ee5\u4e0a\u306e\u6eb6\u878d\u30d5\u30ed\u30f3\u30c8\u304c\u53ce\u675f\u3059\u308b\u5834\u6240\u3067\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u4e3b\u306b\u898b\u305f\u76ee\u4e0a\u306e\u554f\u984c\u3067\u3042\u308b\u5358\u4e00\u6750\u6599\u306e\u6eb6\u63a5\u30e9\u30a4\u30f3\u3068\u306f\u7570\u306a\u308a\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u6eb6\u63a5\u30e9\u30a4\u30f3\u306f\u3001\u3069\u3061\u3089\u306e\u6d41\u308c\u30d5\u30ed\u30f3\u30c8\u3082\u57fa\u6750\u306b\u5341\u5206\u306a\u5727\u529b\u3067\u63a5\u89e6\u305b\u305a\u3001\u63a5\u7740\u304c\u5f62\u6210\u3055\u308c\u306a\u3044\u7d50\u5408\u306e\u306a\u3044\u9818\u57df\u3092\u4f5c\u308a\u51fa\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u30d0\u30eb\u30d6\u30b2\u30fc\u30c6\u30a3\u30f3\u30b0\u2014\u30b2\u30fc\u30c8\u304c\u540c\u6642\u3067\u306f\u306a\u304f\u6642\u9593\u3092\u305a\u3089\u3057\u3066\u958b\u304f\u2014\u306f\u3001\u53ce\u675f\u3059\u308b\u6d41\u308c\u30d5\u30ed\u30f3\u30c8\u3092\u6392\u9664\u3057\u3001\u6eb6\u63a5\u30e9\u30a4\u30f3\u306e\u306a\u3044\u90e8\u54c1\u3092\u751f\u7523\u3057\u307e\u3059\u3002<\/p>\n<p>\u539a\u3044\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u53cd\u5bfe\u5074\u306b\u3042\u308b\u57fa\u6750\u5074\u306e\u30b7\u30f3\u30af\u30de\u30fc\u30af\u306f\u3001\u3082\u3046\u4e00\u3064\u306e\u7e70\u308a\u8fd4\u3057\u767a\u751f\u3059\u308b\u554f\u984c\u3067\u3059\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u304c\u5c40\u6240\u7684\u306b3.0 mm\u3092\u8d85\u3048\u308b\u3068\u3001\u96c6\u4e2d\u3057\u305f\u71b1\u91cf\u306b\u3088\u308a\u57fa\u6750\u304c\u518d\u8edf\u5316\u3057\u3001\u5185\u5074\u306b\u53ce\u7e2e\u3057\u307e\u3059\u3002\u3069\u306e\u65ad\u9762\u3067\u3082\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u539a\u3055\u3092\u6700\u59272.5 mm\u306b\u5236\u9650\u3059\u308b\u304b\u3001\u539a\u3044\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30be\u30fc\u30f3\u306e\u771f\u4e0b\u306b\u51b7\u5374\u30c1\u30e3\u30cd\u30eb\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u30b1\u30fc\u30b9\u306e90%\u3067\u57fa\u6750\u5074\u306e\u30b7\u30f3\u30af\u30de\u30fc\u30af\u3092\u6392\u9664\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u8272\u306e\u6ef2\u307f\u306f\u3001\u4e21\u8868\u9762\u304c\u8edf\u5316\u6e29\u5ea6\u4ee5\u4e0a\u3067\u3042\u308b\u77ed\u3044\u671f\u9593\u306b\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6750\u6599\u4e2d\u306e\u8272\u7d20\u304c\u57fa\u6750\u306b\u79fb\u884c\u3059\u308b\u3068\u304d\u306b\u767a\u751f\u3059\u308b\u3002\u3053\u306e\u6b20\u9665\u306f\u3001\u660e\u308b\u3044\u57fa\u6750\u4e0a\u306e\u6697\u3044\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3067\u6700\u3082\u76ee\u7acb\u3064\u3002\u30ab\u30e9\u30fc\u7c92\u5b50\u304c\u30dd\u30ea\u30de\u30fc\u5fae\u5c0f\u7403\u5185\u306b\u9589\u3058\u8fbc\u3081\u3089\u308c\u305f\u30ab\u30d7\u30bb\u30eb\u5316\u8272\u7d20\u30b7\u30b9\u30c6\u30e0\u3092\u6301\u3064TPE\u30b0\u30ec\u30fc\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u51e6\u7406\u6e29\u5ea6\u304c\u9ad8\u304f\u306a\u3063\u3066\u3082\u79fb\u884c\u3092\u9632\u6b62\u3059\u308b\u3002<\/p>\n<div class=\"claim claim-true\" style=\"background-color: #eff7ef; border-color: #eff7ef; color: #5a8a5a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"20\" height=\"20\" fill=\"currentColor\"><path d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"><\/path><\/svg><b>\u300c\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c04\u51fa\u524d\u306b\u57fa\u6750\u309260\u201380\u00b0C\u306b\u4e88\u71b1\u3059\u308b\u3068\u3001\u5ba4\u6e29\u306e\u57fa\u6750\u3068\u6bd4\u8f03\u3057\u3066\u63a5\u7740\u5f37\u5ea6\u304c40\u201370%\u5411\u4e0a\u3057\u307e\u3059\u3002\u300d<\/b><span class=\"claim-true-or-false\">\u771f<\/span><\/p>\n<p class=\"claim-explanation\">\u9ad8\u3044\u57fa\u6750\u6e29\u5ea6\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u63a5\u89e6\u6642\u306b\u754c\u9762\u30be\u30fc\u30f3\u3092\u30ac\u30e9\u30b9\u8ee2\u79fb\u6e29\u5ea6\u4ee5\u4e0a\u306b\u4fdd\u3061\u3001\u5883\u754c\u3092\u8d8a\u3048\u308b\u30dd\u30ea\u30de\u30fc\u9396\u306e\u62e1\u6563\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002TPE\/ABS\u30da\u30a2\u306e\u5de5\u696d\u8a66\u9a13\u3067\u306f\u3001\u5265\u96e2\u5f37\u5ea6\u304c25\u00b0C\u57fa\u6750\u6e29\u5ea6\u3067120 N\u304b\u308970\u00b0C\u3067210 N\u306b\u5897\u52a0\u3057\u3001\u57fa\u6750\u8edf\u5316\u304c\u5bf8\u6cd5\u30ea\u30b9\u30af\u3092\u5c0e\u5165\u3059\u308b90\u00b0C\u4ee5\u4e0a\u3067\u306f\u6e1b\u5c11\u3059\u308b\u5229\u76ca\u304c\u898b\u3089\u308c\u308b\u3002<\/p>\n<\/div>\n<div class=\"claim claim-false\" style=\"background-color: #f7e8e8; border-color: #f7e8e8; color: #8a4a4a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"20\" height=\"20\" fill=\"currentColor\"><path d=\"M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z\"><\/path><\/svg><b>\u300c\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306e\u6b20\u9665\u306f\u3001\u91d1\u578b\u3084\u90e8\u54c1\u8a2d\u8a08\u3092\u5909\u66f4\u305b\u305a\u306b\u30d7\u30ed\u30bb\u30b9\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u5e38\u306b\u4fee\u6b63\u53ef\u80fd\u3067\u3059\u3002\u300d<\/b><span class=\"claim-true-or-false\">\u507d<\/span><\/p>\n<p class=\"claim-explanation\">\u30d7\u30ed\u30bb\u30b9\u6700\u9069\u5316\u306b\u306f\u9650\u754c\u304c\u3042\u308a\u307e\u3059\u3002\u975e\u4e92\u63db\u6027\u6750\u6599\u304b\u3089\u306e\u5265\u96e2\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u5909\u66f4\u3067\u306f\u306a\u304f\u6750\u6599\u306e\u5909\u66f4\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u6469\u8017\u3057\u305f\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u9762\u304b\u3089\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u306f\u91d1\u578b\u4fee\u7406\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u30020.5 mm\u672a\u6e80\u306e\u8584\u8089\u90e8\u3067\u306e\u30b7\u30e7\u30fc\u30c8\u30b7\u30e7\u30c3\u30c8\u306f\u3001\u8089\u539a\u3092\u5897\u3084\u3059\u305f\u3081\u306e\u8a2d\u8a08\u4fee\u6b63\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u751f\u7523\u306b\u304a\u3051\u308b\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u6b20\u9665\u306e\u7d0440%\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u30d1\u30e9\u30e1\u30fc\u30bf\u8abf\u6574\u3060\u3051\u3067\u306f\u89e3\u6c7a\u3067\u304d\u306a\u3044\u91d1\u578b\u307e\u305f\u306f\u8a2d\u8a08\u306e\u5909\u66f4\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/03\/insert-vs-overmolding.jpg\" alt=\"Comparison of overmolded and insert-molded finished parts\" style=\"max-width:100%;height:auto;\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u90e8\u54c1\u3068\u30a4\u30f3\u30b5\u30fc\u30c8\u30e2\u30fc\u30eb\u30c9\u90e8\u54c1<\/figcaption><\/figure>\n<h2>\u3069\u306e\u696d\u754c\u304c\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3092\u4f7f\u7528\u3057\u3001\u306a\u305c\u3067\u3059\u304b\uff1f<\/h2>\n<p>\u6d88\u8cbb\u8005\u5411\u3051\u96fb\u5b50\u6a5f\u5668\u306f\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3001\u30a6\u30a7\u30a2\u30e9\u30d6\u30eb\u3001\u96fb\u52d5\u5de5\u5177\u306b\u304a\u3051\u308b\u30bd\u30d5\u30c8\u30bf\u30c3\u30c1\u30b0\u30ea\u30c3\u30d7\u3001\u5bc6\u9589\u7b50\u4f53\u3001\u30de\u30eb\u30c1\u30ab\u30e9\u30fc\u7f8e\u5b66\u3078\u306e\u666e\u904d\u7684\u306a\u9700\u8981\u306b\u3088\u308a\u3001\u4e16\u754c\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u9700\u8981\u306e30%\u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002\u5358\u4e00\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3055\u308c\u305f\u96fb\u8a71\u30b1\u30fc\u30b9\u306f\u30013\u30d4\u30fc\u30b9\u30a2\u30bb\u30f3\u30d6\u30ea\uff08\u30cf\u30fc\u30c9\u30b7\u30a7\u30eb\uff0b\u30b4\u30e0\u30d0\u30f3\u30d1\u30fc\uff0b\u63a5\u7740\u5264\uff09\u3092\u7f6e\u304d\u63db\u3048\u300150\u4e07\u500b\u4ee5\u4e0a\u306e\u91cf\u7523\u3067\u306f\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a\u306e\u88fd\u9020\u30b3\u30b9\u30c8\u3092$0.15\u2013$0.40\u524a\u6e1b\u3057\u307e\u3059\u3002<\/p>\n<p>\u533b\u7642\u6a5f\u5668\u306f\u6700\u3082\u6025\u901f\u306b\u6210\u9577\u3059\u308b\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30bb\u30b0\u30e1\u30f3\u30c8\u3067\u3042\u308a\u3001\u5e74\u95938\u201312%\u3067\u62e1\u5927\u3057\u3066\u3044\u308b\u3002\u5916\u79d1\u5668\u5177\u306f\u3001\u6e7f\u3063\u305f\u624b\u8853\u74b0\u5883\u3067\u306e\u6ed1\u308a\u6b62\u3081\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u63d0\u4f9b\u3059\u308b\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u307e\u305f\u306f\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u57fa\u6750\u4e0a\u306e\u30b7\u30e7\u30a2A 50\u201365 TPE\u306e\u4eba\u9593\u5de5\u5b66\u30b0\u30ea\u30c3\u30d7\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u306f\u5185\u90e8\u96fb\u5b50\u6a5f\u5668\u3092\u6d41\u4f53\u4fb5\u5165\u304b\u3089\u5bc6\u5c01\u3057\u3001\u8ffd\u52a0\u306e\u30ac\u30b9\u30b1\u30c3\u30c8\u3084\u4e8c\u6b21\u5bc6\u5c01\u4f5c\u696d\u306a\u3057\u306bIP67\u307e\u305f\u306fIP68\u8a55\u4fa1\u3092\u9054\u6210\u3059\u308b\u3002<\/p>\n<p>\u81ea\u52d5\u8eca\u5185\u88c5\u90e8\u54c1\u306f\u3001\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u30b9\u30a4\u30c3\u30c1\u3001\u30b9\u30c6\u30a2\u30ea\u30f3\u30b0\u30db\u30a4\u30fc\u30eb\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3001\u30c9\u30a2\u30cf\u30f3\u30c9\u30eb\u306b\u5e83\u304f\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u306f\u3001\u4e00\u8cab\u3057\u305f\u89e6\u899a\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\uff08\u30b7\u30e7\u30a2A 70\uff5e85\uff09\u3001\u7d2b\u5916\u7dda\u8010\u6027\uff08SAE J2527\u306b\u57fa\u3065\u304f\u30ad\u30bb\u30ce\u30f3\u30a2\u30fc\u30af\u8a66\u9a13\u6700\u4f4e1,000\u6642\u9593\uff09\u3001\u30cf\u30f3\u30c9\u30af\u30ea\u30fc\u30e0\u3001\u65e5\u713c\u3051\u6b62\u3081\u3001\u6d17\u6d44\u6eb6\u5264\u306b\u5bfe\u3059\u308b\u8010\u5316\u5b66\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3055\u308c\u305f\u5404\u30b9\u30a4\u30c3\u30c1\u306f\u3001\u6a5f\u68b0\u7684\u306b\u56fa\u5b9a\u3055\u308c\u305f\u30b4\u30e0\u30fb\u30aa\u30fc\u30d0\u30fc\u30fb\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u306e\u4ee3\u66ff\u54c1\u3068\u6bd4\u8f03\u3057\u3066\u30012\uff5e3\u306e\u7d44\u307f\u7acb\u3066\u5de5\u7a0b\u3092\u524a\u6e1b\u3057\u307e\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<caption style=\"font-weight:bold;margin-bottom:0.5em;\">\u696d\u754c\u5225\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/caption>\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u7523\u696d<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u4ee3\u8868\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Key Requirement<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u7d44\u7acb\u3068\u306e\u6bd4\u8f03\u306b\u3088\u308b\u30b3\u30b9\u30c8\u524a\u6e1b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5bb6\u96fb\u88fd\u54c1<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b9\u30de\u30db\u30b1\u30fc\u30b9\u3001\u5de5\u5177\u30b0\u30ea\u30c3\u30d7<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30bd\u30d5\u30c8\u30bf\u30c3\u30c1\u611f\u3001\u843d\u4e0b\u4fdd\u8b77<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a15\uff5e25<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u533b\u7642\u6a5f\u5668<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5916\u79d1\u5668\u5177\u3001\u85ac\u5264\u9001\u9054<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u751f\u4f53\u9069\u5408\u6027\u3001IP67\u5bc6\u5c01<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a20\u201335%<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u81ea\u52d5\u8eca<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30b9\u30a4\u30c3\u30c1\u3001\u30ce\u30d6\u3001\u30cf\u30f3\u30c9\u30eb<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">UV\u5b89\u5b9a\u6027\u3001\u8010\u85ac\u54c1\u6027<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">10\u201320% \u5358\u4f4d<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u7523\u696d\u7528\u5de5\u5177<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u96fb\u52d5\u5de5\u5177\u30cf\u30f3\u30c9\u30eb\u3001\u632f\u52d5\u5438\u53ce\u30b0\u30ea\u30c3\u30d7<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u885d\u6483\u5438\u53ce\u3001\u75b2\u52b4\u5bff\u547d<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">15\u201330% \u5358\u4f4d<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Personal care<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u6b6f\u30d6\u30e9\u30b7\u3001\u304b\u307f\u305d\u308a<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u30bd\u30d5\u30c8\u30b0\u30ea\u30c3\u30d7\u3001\u9632\u6e7f\u30b7\u30fc\u30eb<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">25\u201340% \u5358\u4f4d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u7523\u696d\u7528\u96fb\u52d5\u5de5\u5177\u306f\u3001\u30b0\u30ea\u30c3\u30d7\u306e\u5feb\u9069\u6027\u306b\u52a0\u3048\u3066\u3001\u632f\u52d5\u5438\u53ce\u306e\u305f\u3081\u306b\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3092\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u30ca\u30a4\u30ed\u30f3\u88fd\u5de5\u5177\u30cf\u30a6\u30b8\u30f3\u30b0\u306b\u65bd\u3055\u308c\u305f2.0 mm\u306eTPE\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u5c64\u306f\u3001\u4f1d\u9054\u3055\u308c\u308b\u632f\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e20\uff5e35%\u3092\u5438\u53ce\u3057\u3001ISO 5349\u3067\u898f\u5b9a\u3055\u308c\u308b1\u65e5\u3042\u305f\u308a\u306e\u4f5c\u7528\u50242.5 m\/s\u00b2\u3092\u4e0b\u56de\u308b\u30ec\u30d9\u30eb\u307e\u3067\u4f5c\u696d\u8005\u306e\u624b\u30fb\u8155\u3078\u306e\u632f\u52d5\u66dd\u9732\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u3053\u306e\u6a5f\u80fd\u7684\u306a\u5229\u70b9\u306b\u3088\u308a\u3001\u7121\u52a0\u5de5\u306e\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u30cf\u30a6\u30b8\u30f3\u30b0\u3068\u6bd4\u8f03\u3057\u30661\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a0.30\uff5e0.80\u306e\u30b3\u30b9\u30c8\u5897\u52a0\u304c\u6b63\u5f53\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>1990\u5e74\u4ee3\u306b\u5927\u91cf\u751f\u7523\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3092\u5148\u5c0e\u3057\u3001\u30d7\u30ed\u30bb\u30b9\u52b9\u7387\u306e\u57fa\u6e96\u3068\u3057\u3066\u4eca\u3082\u6b8b\u308b\u500b\u4eba\u7528\u30b1\u30a2\u88fd\u54c1\u2014\u6b6f\u30d6\u30e9\u30b7\u3001\u5243\u5200\u3001\u30d8\u30a2\u30b9\u30bf\u30a4\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb\u3002\u73fe\u4ee3\u306e\u6b6f\u30d6\u30e9\u30b7\u751f\u7523\u30e9\u30a4\u30f3\u306f15\u79d2\u5468\u671f\u30674\u20138\u30ad\u30e3\u30d3\u30c6\u30a3\u306e\u5de5\u5177\u3092\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3057\u3001\u5358\u4e00\u30d7\u30ec\u30b9\u3067\u4e00\u65e5\u306b40,000\u201380,000\u500b\u306e\u30cf\u30f3\u30c9\u30eb\u3092\u751f\u7523\u3059\u308b\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u30b0\u30ea\u30c3\u30d7\u306e\u30c6\u30af\u30b9\u30c1\u30e3\u3068\u3001\u7af6\u5408\u30d6\u30e9\u30f3\u30c9\u3092\u5e97\u982d\u3067\u533a\u5225\u3059\u308b\u8272\u306e\u30a2\u30af\u30bb\u30f3\u30c8\u3092\u4e21\u65b9\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n<p>\u822a\u7a7a\u5b87\u5b99\u30bb\u30af\u30bf\u30fc\u306f\u3001-55\u00b0C\u304b\u3089+125\u00b0C\u3067\u78ba\u5b9f\u306b\u52d5\u4f5c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u632f\u52d5\u6e1b\u8870\u30de\u30a6\u30f3\u30c8\u30d6\u30e9\u30b1\u30c3\u30c8\u3068\u5bc6\u5c01\u30b3\u30cd\u30af\u30bf\u30cf\u30a6\u30b8\u30f3\u30b0\u306b\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3092\u63a1\u7528\u3057\u305f\u3002PEEK\u307e\u305f\u306fPEI\u57fa\u6750\u4e0a\u306e\u30d5\u30eb\u30aa\u30ed\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\uff08FKM\uff09\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u3001\u30b8\u30a7\u30c3\u30c8\u71c3\u6599\u3001\u6cb9\u5727\u6d41\u4f53\u3001\u9664\u6c37\u5316\u5b66\u7269\u8cea\u306b\u8010\u3048\u306a\u304c\u3089\u3001\u654f\u611f\u306a\u822a\u7a7a\u96fb\u5b50\u6a5f\u5668\u3092\u30a8\u30f3\u30b8\u30f3\u4f1d\u9054\u5171\u632f\u5468\u6ce2\u6570\u304b\u3089\u4fdd\u8b77\u3059\u308b\u632f\u52d5\u9694\u96e2\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/12\/insert-overmolding-diagram.webp\" alt=\"\u6d88\u8cbb\u8005\u304a\u3088\u3073\u7523\u696d\u7528\u9014\u5411\u3051\u306e\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u52a0\u5de5\u3092\u793a\u3059\u6280\u8853\u56f3\" style=\"max-width:100%;height:auto;\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">\u696d\u754c\u3092\u8d85\u3048\u305f\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/figcaption><\/figure>\n<h2>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u30a4\u30f3\u30b5\u30fc\u30c8\u6210\u5f62\u3068\u6bd4\u8f03\u3057\u3066\u3069\u3046\u3067\u3059\u304b\uff1f<\/h2>\n<p>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u3068 <a href=\"https:\/\/zetarmold.com\/ja\/%e3%82%a4%e3%83%b3%e3%82%b5%e3%83%bc%e3%83%88%e6%88%90%e5%bd%a2\/\">\u30a4\u30f3\u30b5\u30fc\u30c8\u6210\u5f62<\/a><sup id=\"fnref1:2\"><a href=\"#fn:2\" class=\"footnote-ref\">2<\/a><\/sup> \u4e21\u8005\u306f\u5358\u4e00\u90e8\u54c1\u306b\u8907\u6570\u306e\u6750\u6599\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u304c\u3001\u57fa\u6750\u30bf\u30a4\u30d7\u3068\u30d7\u30ed\u30bb\u30b9\u9806\u5e8f\u304c\u7570\u306a\u308b\u2014\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306f\u30d7\u30e9\u30b9\u30c1\u30c3\u30af-\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\uff08\u307e\u305f\u306f\u30d7\u30e9\u30b9\u30c1\u30c3\u30af-TPE\uff09\u3092\u7d50\u5408\u3057\u3001\u30a4\u30f3\u30b5\u30fc\u30c8\u6210\u5f62\u306f\u901a\u5e38\u3001\u306d\u3058\u8fbc\u307f\u30a4\u30f3\u30b5\u30fc\u30c8\u3001\u96fb\u6c17\u63a5\u89e6\u3001\u307e\u305f\u306f\u69cb\u9020\u88dc\u5f37\u306a\u3069\u306e\u91d1\u5c5e\u90e8\u54c1\u3092\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u672c\u4f53\u5185\u306b\u5c01\u5165\u3059\u308b\u3002<\/p>\n<p>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c7\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308b\u57fa\u6750\u306f\u3001\u5e38\u306b\u6700\u521d\u306b\u5c04\u51fa\u6210\u5f62\u3055\u308c\u307e\u3059\u2014\u540c\u3058\u30b5\u30a4\u30af\u30eb\u5185\uff08\u30c4\u30fc\u30b7\u30e7\u30c3\u30c8\uff09\u307e\u305f\u306f\u5225\u306e\u4e8b\u524d\u4f5c\u696d\uff08\u30d4\u30c3\u30af\u30a2\u30f3\u30c9\u30d7\u30ec\u30fc\u30b9\uff09\u3067\u884c\u308f\u308c\u307e\u3059\u3002\u30a4\u30f3\u30b5\u30fc\u30c8\u6210\u5f62\u3067\u306f\u3001\u57fa\u6750\u306f\u6210\u5f62\u524d\u306b\u91d1\u578b\u5185\u306b\u914d\u7f6e\u3055\u308c\u308b\u4e8b\u524d\u6210\u5f62\u90e8\u54c1\uff08\u6253\u629c\u304d\u91d1\u5c5e\u3001\u6a5f\u68b0\u52a0\u5de5\u9ec4\u9285\u3001\u30ef\u30a4\u30e4\u30fc\u30cf\u30fc\u30cd\u30b9\uff09\u3067\u3059\u3002\u3053\u306e\u9055\u3044\u306f\u91d1\u578b\u8a2d\u8a08\u306b\u5f71\u97ff\u3057\u307e\u3059\uff1a\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u91d1\u578b\u306f2\u3064\u306e\u5c04\u51fa\u30e6\u30cb\u30c3\u30c8\u30682\u3064\u306e\u30ad\u30e3\u30d3\u30c6\u30a3\u30bb\u30c3\u30c8\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u30a4\u30f3\u30b5\u30fc\u30c8\u6210\u5f62\u91d1\u578b\u306f1\u3064\u306e\u5c04\u51fa\u30e6\u30cb\u30c3\u30c8\u3068\u81ea\u52d5\u5316\u3055\u308c\u305f\u57fa\u6750\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<caption style=\"font-weight:bold;margin-bottom:0.5em;\">Overmolding vs Insert Molding Comparison<\/caption>\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u30d5\u30a1\u30af\u30bf\u30fc<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c7\u30a3\u30f3\u30b0<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">\u30a4\u30f3\u30b5\u30fc\u30c8\u6210\u5f62<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Substrate material<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Injection-molded plastic<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Metal, pre-formed plastic, wire<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Bonding mechanism<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u5316\u5b66\u7684 + \u6a5f\u68b0\u7684<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Mechanical encapsulation<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Typical cycle time<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">25\u201345 sec (two-shot)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">20\u201340 sec (single-shot + load)<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Tooling cost<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">$150K\u2013$400K<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">$80K\u2013$200K<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Bond strength<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">150\u2013300 N (peel)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Depends on encapsulation geometry<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Best application<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Soft-touch grips, sealed housings<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Threaded inserts, electrical contacts<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Cost comparison favors insert molding for parts requiring metal functionality (threads, conductivity, structural strength) and overmolding for parts requiring multi-material aesthetics or tactile properties. A threaded metal insert encapsulated in nylon costs $0.08\u2013$0.15 less per part than a separately assembled threaded insert. An overmolded soft-grip handle costs $0.20\u2013$0.40 less than an adhesive-bonded rubber sleeve over a rigid handle.<\/p>\n<p>Many products use both processes in a single part. An electric drill handle, for example, uses insert molding to encapsulate brass threaded inserts and electrical contacts, followed by overmolding to apply the soft-touch TPE grip surface. This combination delivers metal-to-plastic structural connections and plastic-to-TPE ergonomic surfaces in a three-material part that would require 6\u20138 assembly steps if manufactured with conventional methods.<\/p>\n<h2>Zetar\u306f\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u3069\u306e\u3088\u3046\u306b\u6271\u3044\u307e\u3059\u304b\uff1f<\/h2>\n<p>Zetar\u2019s engineering team runs <a href=\"https:\/\/zetarmold.com\/ja\/%e9%87%91%e5%9e%8b%e6%b5%81%e5%8b%95%e8%a7%a3%e6%9e%90\/\">\u91d1\u578b\u6d41\u52d5\u89e3\u6790<\/a><sup id=\"fnref1:3\"><a href=\"#fn:3\" class=\"footnote-ref\">3<\/a><\/sup> on every overmolding project before cutting tool steel, simulating both the substrate shot and the overmold shot to predict fill patterns, bond-line temperatures, and potential defect locations. This dual-simulation approach identifies the 85% of potential overmolding failures that originate in material selection and gate placement decisions made before any tooling work begins.<\/p>\n<p>With 47 injection molding machines from 50 to 1,600 tons\u2014including multi-component presses with rotary platens\u2014Zetar processes overmolding projects from prototype quantities of 100 parts through production runs exceeding 1,000,000 annually. The facility maintains dedicated material compatibility testing equipment, including peel-test fixtures that validate substrate-overmold bond strength before committing to production tooling.<\/p>\n<p>\u30bc\u30bf\u30fc\u30ba <a href=\"https:\/\/zetarmold.com\/ja\/%e5%b0%84%e5%87%ba%e6%88%90%e5%bd%a2%e9%87%91%e5%9e%8b%e8%a8%ad%e8%a8%88\/\">\u5c04\u51fa\u6210\u5f62\u91d1\u578b\u8a2d\u8a08<\/a><sup id=\"fnref1:4\"><a href=\"#fn:4\" class=\"footnote-ref\">4<\/a><\/sup> process includes shut-off optimization using wear simulation to predict maintenance intervals, ensuring that flash-free production extends to 300,000+ cycles before the first scheduled shut-off re-cut. Combined with a 92% first-pass yield rate on overmolding projects, this approach reduces the typical 3\u20134 mold iterations to 1\u20132, saving clients $10,000\u2013$30,000 and 4\u20138 weeks per project compared to industry averages.<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/02\/800x457_high-tech-factory-automation.webp\" alt=\"High-tech injection molding factory with automated production lines\" style=\"max-width:100%;height:auto;\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">Zetar advanced manufacturing facility<\/figcaption><\/figure>\n<h2>\u30aa\u30fc\u30d0\u30fc\u30e2\u30fc\u30eb\u30c9\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f\uff1f<\/h2>\n<h3>What is the difference between overmolding and two-shot molding?<\/h3>\n<p>Overmolding is the broad category that includes any process bonding one material over another. Two-shot molding is a specific overmolding method where both materials are injected in the same mold using a machine with two injection units and a rotating platen. The substrate is molded in the first station, the platen rotates 180 degrees, and the overmold is injected in the second station\u2014all within a single automated cycle of 25\u201345 seconds. Pick-and-place overmolding, the other main method, transfers the substrate between separate molds and machines. Two-shot is faster and more precise but requires higher capital investment ($150K\u2013$400K vs $80K\u2013$200K for pick-and-place tooling).<\/p>\n<h3>Can you overmold silicone onto plastic?<\/h3>\n<p>Yes, but silicone (LSR) does not chemically bond to any thermoplastic without surface treatment. The standard approach uses a primer\u2014applied to the substrate before it enters the mold\u2014that creates a reactive interface layer enabling silicone adhesion. Plasma or corona surface treatment is an alternative that activates the substrate surface without adding chemical primers. Bond strength with primer-based methods reaches 80\u2013150 N in peel tests, sufficient for medical seals, waterproof gaskets, and high-temperature connectors. The additional primer step adds $0.02\u2013$0.05 per part and 5\u201310 seconds to the cycle. For applications below 150\u00b0C, TPE overmolding provides equivalent sealing performance without primers.<\/p>\n<h3>What materials cannot be overmolded together?<\/h3>\n<p>POM (acetal), HDPE, and PEEK are the most difficult substrates for overmolding because their low surface energy and non-polar molecular structures prevent chemical bonding with any thermoplastic elastomer. These materials can only be overmolded using mechanical interlocking features\u2014through-holes, undercuts, and grooves molded into the substrate\u2014that physically trap the overmold material. Even with mechanical features, bond strength is limited to 30\u201360 N compared to 150\u2013300 N for chemically compatible pairs. PP requires a specifically formulated PP-based TPV (thermoplastic vulcanizate) for reliable chemical bonding, as standard SEBS-based TPEs do not adhere well to polypropylene substrates.<\/p>\n<h3>How much does overmolding add to part cost?<\/h3>\n<p>Overmolding adds $0.10\u2013$0.80 per part depending on overmold volume, material choice, and process method. The overmold material itself costs $0.03\u2013$0.15 per part (TPE at $3\u2013$8 per kg, typical overmold weight 2\u201310 grams). The process cost adds $0.05\u2013$0.30 per part for the additional injection cycle time. Tooling amortization adds $0.02\u2013$0.35 per part depending on production volume and mold complexity. However, overmolding eliminates assembly labor ($0.15\u2013$0.60 per part), adhesive material ($0.05\u2013$0.15), and quality inspection of bonded assemblies ($0.03\u2013$0.10). Net cost impact is often neutral or negative at volumes above 50,000 parts annually.<\/p>\n<h3>What wall thickness should the overmold layer be?<\/h3>\n<p>The optimal overmold wall thickness is 1.0\u20133.0 mm for most TPE applications. At 1.0 mm, the melt has sufficient flow length to fill moderately complex geometries (flow-length-to-thickness ratio up to 100:1) while maintaining enough heat to bond with the substrate. At 3.0 mm, cooling time remains manageable at 15\u201325 seconds. Below 1.0 mm, the melt freezes before reaching the cavity extremities, causing short shots and unbonded regions. Above 3.0 mm, cooling time increases sharply\u2014a 5.0 mm overmold requires 40+ seconds of cooling. The absolute minimum at any point is 0.5 mm to prevent complete freeze-off during injection.<\/p>\n<h3>How do you test overmolding bond strength?<\/h3>\n<p>The standard test method is a 90-degree or 180-degree peel test per ASTM D1876, where the overmold layer is pulled away from the substrate at a controlled rate (typically 50\u2013300 mm per minute) while a load cell records the force required. Results are reported in Newtons per unit width (N\/25 mm is standard). For production quality control, a simpler manual peel test at designated witness tabs on the part provides a pass\/fail result\u2014if the overmold tears cohesively (within the TPE layer) rather than delaminating at the interface, the bond is adequate. Cross-hatch adhesion testing per ASTM D3359 is used for thin overmold layers below 0.5 mm.<\/p>\n<h3>Does overmolding work for low-volume production?<\/h3>\n<p>Yes, pick-and-place overmolding is economically viable for volumes as low as 1,000\u20135,000 parts. This method uses two separate single-cavity molds\u2014one for the substrate and one for the overmold\u2014with manual or robotic transfer between them. Tooling cost is $80K\u2013$200K total, significantly less than two-shot rotary tooling. For prototype quantities under 500 parts, 3D-printed substrates can be overmolded in soft-tooling (aluminum molds) at $5K\u2013$15K tooling cost, though bond strength may be lower due to the porous surface of printed substrates. Silicone overmolding with vacuum casting is another low-volume option at $500\u2013$3,000 per design iteration.<\/p>\n<hr style=\"margin:2em 0;border:none;border-top:1px solid #e0e0e0;\" \/>\n<ol class=\"footnotes\">\n<li id=\"fn:1\">\n<p><strong>thermoplastic elastomer:<\/strong> A thermoplastic elastomer (TPE) is a class of copolymers that combines the rubber-like flexibility of elastomers with the melt-processability of thermoplastics, typically exhibiting Shore A hardness from 20 to 90. <a href=\"#fnref1:1\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:2\">\n<p><strong>insert molding:<\/strong> Insert molding is an injection molding process in which a pre-formed component\u2014typically metal\u2014is placed into the mold cavity before plastic is injected around it, creating a single integrated part. <a href=\"#fnref1:2\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:3\">\n<p><strong>mold flow analysis:<\/strong> Mold flow analysis refers to a computer simulation technique that predicts how molten polymer fills, packs, and cools inside a mold cavity, measured in fill time (seconds), pressure distribution (MPa), and weld-line location. <a href=\"#fnref1:3\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:4\">\n<p><strong>injection mold design:<\/strong> Injection mold design is an engineering discipline that refers to the creation of tooling with optimized gate placement, parting lines, cooling channels, and ejection systems for producing dimensionally accurate plastic parts. <a href=\"#fnref1:4\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:5\">\n<p><strong>DFM:<\/strong> DFM (Design for Manufacturability) is defined as a systematic engineering approach that evaluates part geometry, tolerances, and material selection against manufacturing process constraints to minimize cost and defect risk. <a href=\"#fnref1:5\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>\u30ad\u30fc\u30dd\u30a4\u30f3\u30c8  \n\u30aa\u30fc\u30d0\u30fc\u30e2\u30eb\u30c7\u30a3\u30f3\u30b0\u306f\u30012\u3064\u306e\u7570\u306a\u308b\u6750\u6599\u3092\u5358\u4e00\u306e\u90e8\u54c1\u306b\u7d50\u5408\u3059\u308b\u6280\u8853\u3067\u3042\u308a\u3001\u6700\u3082\u4e00\u822c\u7684\u306b\u306f\u786c\u8cea\u57fa\u6750\uff08ABS\u3001PC\u3001\u30ca\u30a4\u30ed\u30f3\uff09\u3092\u8edf\u8cea\u71b1\u53ef\u5851\u6027\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\uff08TPE\uff09\u3067\u8986\u3044\u3001\u7d44\u307f\u7acb\u3066\u5de5\u7a0b\u309240\uff5e60\uff05\u524a\u6e1b\u3057\u307e\u3059\u3002\u6750\u6599\u306e\u9069\u5408\u6027\u306f\u6700\u3082\u91cd\u8981\u306a\u6210\u529f\u8981\u56e0\u3067\u3059\uff1a\u57fa\u6750\u306f\u30aa\u30fc\u30d0\u30fc\u30e2\u30eb\u30c9\u6750\u6599\u3088\u308a\u3082\u9ad8\u3044\u878d\u70b9\u6e29\u5ea6\u3092\u6301\u3061\u3001\u5316\u5b66\u7d50\u5408\u306b\u306f2\uff08cal\/cm3\uff09^0.5\u4ee5\u5185\u306e\u6eb6\u89e3\u5ea6\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u81f4\u304c\u5fc5\u8981\u3067\u3059\u3002\u56de\u8ee2\u30d7\u30e9\u30c6\u30f3\u30d7\u30ec\u30b9\u306b\u3088\u308b\u4e8c\u8272\u6210\u5f62\u30aa\u30fc\u30d0\u30fc\u30e2\u30eb\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u3001\u90e8\u54c1\u3054\u3068\u306b25\uff5e45\u79d2\u306e\u30b5\u30a4\u30af\u30eb\u6642\u9593\u3092\u5b9f\u73fe\u3057\u3001\u30d4\u30c3\u30af\u30a2\u30f3\u30c9\u30d7\u30ec\u30fc\u30b9\u30aa\u30fc\u30d0\u30fc\u30e2\u30eb\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u57fa\u6750\u306e\u8ee2\u9001\u306b10\uff5e15\u79d2\u3092\u8ffd\u52a0\u3057\u307e\u3059\u304c\u3001\u8a2d\u5099\u6295\u8cc7\u306f\u5c11\u306a\u304f\u6e08\u307f\u307e\u3059\u3002\u30aa\u30fc\u30d0\u30fc\u30e2\u30eb\u30c9\u5c64\u306e\u58c1\u539a\u306f\u3001\u5341\u5206\u306a\u5145\u586b\u3068\u7d50\u5408\u306e\u305f\u3081\u306b1.0\uff5e3.0 mm\u3068\u3057\u3001\u6700\u5c0f0.5 [\u2026]<\/p>","protected":false},"author":1,"featured_media":52060,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Overmolding Guide: Process, Materials, Design Tips | Zetar","_seopress_titles_desc":"Complete overmolding guide: two-shot molding, material compatibility, design tips, and defect prevention. Expert advice from Zetar's 15+ years experience.","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[42,52],"tags":[48,140,89,153,152],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/posts\/52076"}],"collection":[{"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/comments?post=52076"}],"version-history":[{"count":0,"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/posts\/52076\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/media\/52060"}],"wp:attachment":[{"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/media?parent=52076"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/categories?post=52076"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmold.com\/ja\/wp-json\/wp\/v2\/tags?post=52076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}