{"id":21798,"date":"2023-03-14T10:00:00","date_gmt":"2023-03-14T02:00:00","guid":{"rendered":"https:\/\/zetarmold.com\/?p=21798"},"modified":"2026-04-24T23:36:32","modified_gmt":"2026-04-24T15:36:32","slug":"%e3%82%b9%e3%83%88%e3%83%ac%e3%82%b9%e3%83%9e%e3%83%bc%e3%82%ad%e3%83%b3%e3%82%b0%e5%b0%84%e5%87%ba%e6%88%90%e5%bd%a2","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/ja\/%e3%82%b9%e3%83%88%e3%83%ac%e3%82%b9%e3%83%9e%e3%83%bc%e3%82%ad%e3%83%b3%e3%82%b0%e5%b0%84%e5%87%ba%e6%88%90%e5%bd%a2\/","title":{"rendered":"\u5c04\u51fa\u6210\u5f62\u306b\u304a\u3051\u308b\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u9632\u3050\u306b\u306f\uff1f"},"content":{"rendered":"<p><strong>\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u9632\u6b62\u3059\u308b\u65b9\u6cd5 | ZetarMold <a href=\"https:\/\/zetarmold.com\/ja\/injection-mold-complete-guide\/\">\u5c04\u51fa\u6210\u5f62\u91d1\u578b<\/a>ing process. It manifests as visible discoloration or whitening on the surface of a part where the material has been stressed during molding.<\/strong><\/p>\n<p><strong>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u6750\u6599\u5185\u90e8\u306e\u5fdc\u529b\u304c\u89e3\u653e\u3055\u308c\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u767a\u751f\u3059\u308b\u3002\u3053\u306e\u5fdc\u529b\u306f\u3001\u6750\u6599\u306e\u7279\u6027\u3001\u8a2d\u8a08\u4e0a\u306e\u6b20\u9665\u3001\u52a0\u5de5\u30d1\u30e9\u30e1\u30fc\u30bf\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u8981\u56e0\u306b\u8d77\u56e0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/strong><\/p>\n<p><strong>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u90e8\u54c1\u306e\u5916\u89b3\u3092\u640d\u306a\u3044\u3001\u5f37\u5ea6\u3084\u8010\u4e45\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u305f\u3081\u3001\u4e00\u822c\u7684\u306b\u306f\u671b\u307e\u3057\u304f\u306a\u3044\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u305d\u306e\u4f4d\u7f6e\u306b\u304a\u3051\u308b\u6f5c\u5728\u7684\u306a\u6545\u969c\u7b87\u6240\u3092\u793a\u3059\u5f79\u5272\u3092\u679c\u305f\u3059\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/strong><\/p>\n<p><strong>Therefore, the prevention of stress marking in injection molding is essential for ensuring the quality and functionality of the final product.<\/strong><\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-marks-6.jpg\" alt=\"\" class=\"wp-image-21861\" height=\"400\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-marks-6.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-marks-6-300x227.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u9ad8\u54c1\u8cea\u306e\u88fd\u54c1\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u907f\u3051\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u306e\u307f\u9054\u6210\u3055\u308c\u308b\u3002<\/span><\/h2>\n<p>Injection molding is a high-quality process that requires you to avoid stress marking. The appearance and strength of a part can be affected by stress marking. <\/p>\n<p>\u6545\u969c\u306e\u53ef\u80fd\u6027\u306e\u5146\u5019\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u3088\u308b\u76ee\u306b\u898b\u3048\u308b\u5909\u8272\u3084\u767d\u5316\u3067\u3059\u3002\u307e\u305f\u3001\u88fd\u54c1\u306e\u5b8c\u5168\u6027\u304c\u640d\u306a\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u6642\u306b\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u304c\u90e8\u54c1\u306e\u5b8c\u5168\u306a\u6545\u969c\u306b\u3064\u306a\u304c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u88fd\u54c1\u306e\u7f8e\u89b3\u3092\u6c17\u306b\u3059\u308b\u9867\u5ba2\u3082\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30af\u306b\u3088\u3063\u3066\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u6700\u7d42\u88fd\u54c1\u306b\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30af\u304c\u3042\u308b\u3068\u3001\u5b9f\u969b\u306b\u306f\u305d\u3046\u3067\u306a\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u4f4e\u54c1\u8cea\u306b\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u3053\u308c\u306f\u30e1\u30fc\u30ab\u30fc\u306e\u8a55\u5224\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3057\u3001\u58f2\u4e0a\u6e1b\u5c11\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n<p>\u9ad8\u54c1\u8cea\u306a\u88fd\u54c1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u9ad8\u54c1\u8cea\u306a\u88fd\u54c1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002 <\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u5bfe\u51e6\u3057\u306a\u3044\u3068\u3001\u30b9\u30af\u30e9\u30c3\u30d7\u7387\u306e\u5897\u52a0\u3001\u518d\u52a0\u5de5\u306e\u8ffd\u52a0\u30b3\u30b9\u30c8\u3001\u88fd\u54c1\u30ea\u30b3\u30fc\u30eb\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u3067\u3001\u6b20\u9665\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9577\u671f\u7684\u306b\u6642\u9593\u3068\u30b3\u30b9\u30c8\u3092\u7bc0\u7d04\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"564\" height=\"317\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/Stress-mark-3-1-edited.jpg\" alt=\"\" class=\"wp-image-21866\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/Stress-mark-3-1-edited.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/Stress-mark-3-1-edited-300x169.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u5c04\u51fa\u6210\u5f62\u306b\u304a\u3051\u308b\u5fdc\u529b\u30de\u30fc\u30ad\u30f3\u30b0<\/span><\/h2>\n<p>Stress marking can be caused by design errors and material properties. Injection molding may experience stress marking due to a variety of reasons.<\/p>\n<p>\u7d20\u6750\u306e\u7279\u6027\u306f\u91cd\u8981\u306a\u8003\u616e\u4e8b\u9805\u3067\u3042\u308b\u3002\u30a2\u30af\u30ea\u30eb\u3084\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u7d20\u6750\u306f\u3001\u4ed6\u306e\u7d20\u6750\u3088\u308a\u3082\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u8d77\u3053\u3057\u3084\u3059\u3044\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u6750\u6599\u306f\u901a\u5e38\u3001\u71b1\u81a8\u5f35\u4fc2\u6570\u304c\u5927\u304d\u304f\u3001\u51b7\u5374\u4e2d\u306b\u5185\u90e8\u5fdc\u529b\u304c\u84c4\u7a4d\u3059\u308b\u3002<\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u6750\u6599\u306b\u542b\u307e\u308c\u308b\u6dfb\u52a0\u7269\u3084\u5145\u586b\u5264\u306b\u3088\u3063\u3066\u3082\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u8a2d\u8a08\u4e0a\u306e\u6b20\u9665\u3082\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u90e8\u54c1\u306e\u5f62\u72b6\u3084\u539a\u307f\u306f\u3001\u51b7\u5374\u3084\u51dd\u56fa\u306e\u4ed5\u65b9\u306b\u5f71\u97ff\u3057\u3001\u5fdc\u529b\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308b\u5185\u90e8\u5fdc\u529b\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30af\u306f\u3001\u92ed\u89d2\u306a\u30b3\u30fc\u30ca\u30fc\u3084\u8584\u3044\u58c1\u306e\u3042\u308b\u90e8\u5206\u306b\u591a\u304f\u898b\u3089\u308c\u3001\u30b2\u30fc\u30c8\u3084\u30d9\u30f3\u30c8\u3082\u51b7\u5374\u30d7\u30ed\u30bb\u30b9\u3092\u4e71\u3057\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30af\u306e\u539f\u56e0\u3068\u306a\u308b\u3002<\/p>\n<p>Stress marking can also be affected by processing parameters. For instance, the cooling rate and pressure used during injection molding will have an impact on the material stress levels.<\/p>\n<p>\u6e29\u5ea6\u3068\u5727\u529b\u306f\u3069\u3061\u3089\u3082\u5185\u90e8\u5fdc\u529b\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u8a31\u5bb9\u7bc4\u56f2\u5185\u306b\u4fdd\u305f\u308c\u306a\u3051\u308c\u3070\u5fdc\u529b\u30de\u30fc\u30ad\u30f3\u30b0\u3068\u3057\u3066\u73fe\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u51b7\u5374\u901f\u5ea6\u304c\u9ad8\u3059\u304e\u3066\u3082\u4f4e\u3059\u304e\u3066\u3082\u5185\u90e8\u3072\u305a\u307f\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u5727\u529b\u306f\u6750\u6599\u306e\u6d41\u308c\u306b\u9006\u52b9\u679c\u3092\u53ca\u307c\u3057\u3001\u5185\u90e8\u5fdc\u529b\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-3 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"564\" height=\"341\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-marks-7.jpg\" alt=\"\" class=\"wp-image-21862\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-marks-7.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-marks-7-300x181.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u5404\u8981\u56e0\u304c\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u306b\u3064\u3044\u3066\u8aac\u660e\u3059\u308b\u3002<\/span><\/h3>\n<p>Every factor that influences stress marking in injection molding has a different impact on the final product. Internal stresses can build up in the cooling process due to material properties such as high coefficients of thermal expansion, or the presence of fillers or other additives.<\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u5185\u90e8\u5fdc\u529b\u306f\u3001\u7d20\u6750\u306e\u5909\u5f62\u3084\u76ee\u306b\u898b\u3048\u308b\u5909\u8272\u3001\u6700\u7d42\u88fd\u54c1\u306e\u767d\u5316\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30af\u30ea\u30eb\u3084\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u7d20\u6750\u306f\u3001\u305d\u306e\u7279\u6027\u4e0a\u3001\u4ed6\u306e\u7d20\u6750\u3088\u308a\u3082\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u8a2d\u8a08\u4e0a\u306e\u6b20\u9665\u306b\u3088\u3063\u3066\u3082\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u72ed\u3044\u58c1\u3084\u92ed\u89d2\u306a\u30b3\u30fc\u30ca\u30fc\u3092\u6301\u3064\u90e8\u54c1\u306b\u3088\u304f\u898b\u3089\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u6750\u6599\u304c\u5834\u6240\u306b\u3088\u3063\u3066\u51b7\u5374\u56fa\u5316\u3059\u308b\u901f\u5ea6\u304c\u7570\u306a\u308b\u305f\u3081\u306b\u8d77\u3053\u308a\u307e\u3059\u3002<\/p>\n<p>\u5fdc\u529b\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u52a0\u5de5\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3088\u3063\u3066\u3082\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u6750\u6599\u306e\u5fdc\u529b\u30ec\u30d9\u30eb\u306f\u3001\u5c04\u51fa\u6210\u5f62\u6642\u306e\u51b7\u5374\u901f\u5ea6\u3084\u4f7f\u7528\u5727\u529b\u306b\u3088\u3063\u3066\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Stress marking can also be affected by processing parameters.\u00a0The material\u2019s stress level can be affected by the cooling rate and the pressure used during injection molding.&nbsp;<\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u51b7\u5374\u901f\u5ea6\u304c\u9ad8\u3059\u304e\u3066\u3082\u4f4e\u3059\u304e\u3066\u3082\u767a\u751f\u3059\u308b\u3002\u5727\u529b\u3082\u540c\u69d8\u3067\u3059\u3002\u5727\u529b\u304c\u9ad8\u3059\u304e\u3066\u3082\u4f4e\u3059\u304e\u3066\u3082\u3001\u6750\u6599\u306e\u6d41\u308c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u3001\u5185\u90e8\u5fdc\u529b\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-4 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"564\" height=\"317\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-mark-3.jpg\" alt=\"\" class=\"wp-image-21863\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-mark-3.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-mark-3-300x169.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u4e88\u9632\u6226\u7565<\/span><\/h2>\n<p>Outline a series of preventative strategies such as optimizing design and adjusting processing parameters. It is especially important to avoid stress marking when injection molding products are manufactured.<\/p>\n<p>\u30e1\u30fc\u30ab\u30fc\u306b\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u6e1b\u3089\u3059\u305f\u3081\u306e\u6226\u7565\u304c\u3044\u304f\u3064\u304b\u3042\u308b\u3002\u52b9\u679c\u7684\u306a\u65b9\u6cd5\u306e\u4e00\u3064\u306f\u3001\u5c04\u51fa\u6210\u5f62\u6642\u306e\u6210\u5f62\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u907f\u3051\u308b\u3082\u3046\u4e00\u3064\u306e\u52b9\u679c\u7684\u306a\u65b9\u6cd5\u306f\u3001\u51b7\u5374\u901f\u5ea6\u3068\u5727\u529b\u8a2d\u5b9a\u3092\u4e0b\u3052\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u90e8\u54c1\u306e\u8a2d\u8a08\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u53ef\u80fd\u306a\u9650\u308a\u92ed\u89d2\u3084\u8584\u8089\u306f\u907f\u3051\u3001\u53ef\u80fd\u306a\u9650\u308a\u4e38\u307f\u3092\u5e2f\u3073\u305f\u30a8\u30c3\u30b8\u3092\u9078\u3076\u3002\u3055\u3089\u306b\u3001\u6750\u6599\u304c\u5185\u90e8\u5fdc\u529b\u3092\u767a\u751f\u3055\u305b\u308b\u3053\u3068\u306a\u304f\u90e8\u54c1\u5185\u3092\u81ea\u7531\u306b\u6d41\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001\u30b2\u30fc\u30c8\u307e\u305f\u306f\u30d9\u30f3\u30c8\u3082\u6700\u9069\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u75c5\u6c17\u306e\u8513\u5ef6\u3092\u9632\u3050\u3082\u3046\u4e00\u3064\u306e\u52b9\u679c\u7684\u306a\u6226\u7565\u306f\u3001\u9069\u5207\u306a\u7d20\u6750\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u30a2\u30af\u30ea\u30eb\u3084\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u306e\u3088\u3046\u306b\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u5f31\u3044\u7d20\u6750\u3082\u3042\u308b\u3002<\/p>\n<p>\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u9069\u5207\u306a\u6750\u6599\u3092\u9078\u629e\u3057\u3001\u305d\u306e\u7279\u6027\u3092\u8003\u616e\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u95a2\u3059\u308b\u554f\u984c\u3092\u8fc5\u901f\u306b\u767a\u898b\u3057\u3001\u662f\u6b63\u3059\u308b\u305f\u3081\u306b\u3001\u53b3\u683c\u306a\u54c1\u8cea\u4fdd\u8a3c\u5bfe\u7b56\u3092\u5b9f\u65bd\u3059\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n<p>\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u751f\u7523\u5de5\u7a0b\u3092\u6ce8\u610f\u6df1\u304f\u76e3\u8996\u3057\u3001\u5b8c\u6210\u54c1\u3092\u691c\u67fb\u3059\u308b\u3053\u3068\u3067\u3001\u9867\u5ba2\u306b\u88fd\u54c1\u3092\u51fa\u8377\u3059\u308b\u524d\u306b\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30af\u3092\u691c\u51fa\u3057\u3001\u4fee\u6b63\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u305d\u308c\u305e\u308c\u306e\u6226\u7565\u306b\u3064\u3044\u3066\u3001\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u304b\u306e\u4f8b\u3092\u793a\u3057\u306a\u304c\u3089\u8a73\u3057\u304f\u8aac\u660e\u3059\u308b\u3002<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-5 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/20.jpg\" alt=\"\" class=\"wp-image-21872\" height=\"300\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/20.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/20-300x300.jpg 300w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/20-150x150.jpg 150w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/20-100x100.jpg 100w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u7d20\u6750\u306e\u9078\u629e<\/span><\/h2>\n<p>Injection molding stress marks can be avoided through careful material selection. Different materials are more prone to stress marks in different ways, so manufacturers must take into account these properties when selecting the ideal material for their application.<\/p>\n<p>\u71b1\u81a8\u5f35\u4fc2\u6570\u306e\u9ad8\u3044\u7d20\u6750\uff08\u30a2\u30af\u30ea\u30eb\u3084\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u306a\u3069\uff09\u306f\u3001\u51b7\u5374\u4e2d\u306b\u53ce\u7e2e\u30fb\u81a8\u5f35\u3059\u308b\u50be\u5411\u304c\u3042\u308b\u305f\u3081\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5f37\u5316\u30ca\u30a4\u30ed\u30f3\u306e\u3088\u3046\u306a\u7d20\u6750\u306f\u525b\u6027\u304c\u9ad8\u3044\u305f\u3081\u3001\u6700\u9069\u306a\u5fdc\u529b\u6700\u5c0f\u5316\u3092\u5ff5\u982d\u306b\u7f6e\u3044\u3066\u8a2d\u8a08\u3057\u306a\u3044\u3068\u3001\u5185\u90e8\u5fdc\u529b\u304c\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u71b1\u81a8\u5f35\u4fc2\u6570\u3084\u525b\u6027\u304c\u4f4e\u3044\u7d20\u6750\uff08\u4f8b\uff1aABS\u3084\u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3\uff09\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u3002\u6750\u6599\u3092\u9078\u629e\u3059\u308b\u969b\u306b\u306f\u3001\u8010\u85ac\u54c1\u6027\u3001\u7d2b\u5916\u7dda\u5b89\u5b9a\u6027\u3001\u6a5f\u68b0\u7684\u7279\u6027\u306a\u3069\u306e\u7528\u9014\u306e\u30cb\u30fc\u30ba\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u6750\u6599\u306e\u5206\u5b50\u69cb\u9020\u306b\u3082\u5f71\u97ff\u3055\u308c\u308b\u3002\u5206\u5b50\u914d\u5217\u304c\u30e9\u30f3\u30c0\u30e0\u306a\u30ca\u30a4\u30ed\u30f3\u3084\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u306e\u3088\u3046\u306a\u534a\u7d50\u6676\u6027\u7269\u8cea\u306f\u3001\u5185\u90e8\u5fdc\u529b\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\u30a2\u30af\u30ea\u30eb\u3084\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u306e\u3088\u3046\u306a\u534a\u7d50\u6676\u6027\u7269\u8cea\u306f\u3001\u5185\u90e8\u5fdc\u529b\u306e\u6d88\u6563\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-6 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"564\" height=\"353\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/plastic-injection-molding-materials-edited-1.jpg\" alt=\"\" class=\"wp-image-21876\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/plastic-injection-molding-materials-edited-1.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/plastic-injection-molding-materials-edited-1-300x188.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u8d77\u3053\u3057\u306b\u304f\u3044\u7d20\u6750\u306e\u9078\u629e<\/span><\/h3>\n<p>Selecting materials that are less susceptible to stress marking is essential in producing high-quality injection molding products. Here are some guidelines to take into account when making your selection:<\/p>\n<p><strong>\u71b1\u81a8\u5f35\u4fc2\u6570\uff08CTE\uff09\uff1a <\/strong>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308b\u5185\u90e8\u5fdc\u529b\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u3001CTE\u304c\u4f4e\u3044\u6750\u6599\u3092\u9078\u629e\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3\u3084ABS\u306fCTE\u304c\u4f4e\u3044\u305f\u3081\u3001\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u3084\u30a2\u30af\u30ea\u30eb\u306e\u3088\u3046\u306aCTE\u304c\u9ad8\u3044\u6750\u6599\u3088\u308a\u3082\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u3002<\/p>\n<p><strong>\u5206\u5b50\u69cb\u9020\uff1a <\/strong>\u30ca\u30a4\u30ed\u30f3\u306e\u3088\u3046\u306a\u534a\u7d50\u6676\u6027\u7d20\u6750\u306e\u3088\u3046\u306b\u3001\u5206\u5b50\u69cb\u9020\u304c\u3088\u308a\u7d44\u7e54\u5316\u3055\u308c\u305f\u7d20\u6750\u306f\u3001\u5185\u90e8\u5fdc\u529b\u3092\u3046\u307e\u304f\u9003\u304c\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u8d77\u3053\u3057\u306b\u304f\u3044\u3002\u9006\u306b\u3001\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8\u3084\u30a2\u30af\u30ea\u30eb\u306e\u3088\u3046\u306a\u975e\u6676\u8cea\u6750\u6599\u306f\u3001\u5185\u90e8\u5fdc\u529b\u3092\u5f15\u304d\u8d77\u3053\u3059\u30e9\u30f3\u30c0\u30e0\u306a\u5206\u5b50\u69cb\u9020\u3092\u6301\u3064\u3002<\/p>\n<p><strong>\u786c\u3055\uff1a <\/strong>\u5f37\u5316\u30ca\u30a4\u30ed\u30f3\u306e\u3088\u3046\u306a\u525b\u6027\u306e\u9ad8\u3044\u7d20\u6750\u306f\u3001\u3072\u305a\u307f\u306e\u84c4\u7a4d\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001\u5185\u90e8\u5fdc\u529b\u304c\u767a\u751f\u3057\u3066\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3\u3084ABS\u306e\u3088\u3046\u306a\u525b\u6027\u306e\u4f4e\u3044\u7d20\u6750\u3092\u9078\u3076\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u8010\u85ac\u54c1\u6027\uff1a<\/strong> \u90e8\u54c1\u304c\u66dd\u3055\u308c\u308b\u5316\u5b66\u7684\u74b0\u5883\u3092\u8003\u616e\u3057\u3001\u305d\u306e\u74b0\u5883\u306b\u5bfe\u3059\u308b\u8010\u85ac\u54c1\u6027\u306b\u512a\u308c\u305f\u6750\u6599\u3092\u9078\u629e\u3059\u308b\u3002\u66dd\u9732\u306b\u8010\u6027\u306e\u306a\u3044\u6750\u6599\u306f\u3001\u4e0d\u9069\u5207\u306a\u624b\u5165\u308c\u306b\u3088\u3063\u3066\u52a3\u5316\u3057\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u8d77\u3053\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u6a5f\u68b0\u7684\u7279\u6027\uff1a<\/strong> \u5f37\u5ea6\u3001\u8010\u885d\u6483\u6027\u3001\u8010\u6469\u8017\u6027\u306a\u3069\u3001\u7528\u9014\u306b\u5fc5\u8981\u306a\u6a5f\u68b0\u7684\u7279\u6027\u3092\u5099\u3048\u305f\u6750\u6599\u3092\u9078\u629e\u3059\u308b\u3002<\/p>\n<p>By following these guidelines, manufacturers can select materials that are less susceptible to stress marking and produce high-quality injection molding products that meet application demands.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/33.jpg\" alt=\"\" class=\"wp-image-21881\" height=\"300\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/33.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/33-300x300.jpg 300w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/33-150x150.jpg 150w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/33-100x100.jpg 100w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u8a2d\u8a08\u4e0a\u306e\u8003\u616e\u4e8b\u9805<\/span><\/h3>\n<p>Design plays a significant role in preventing stress marking in injection molding. Design flaws can create internal stresses within the part, leading to stress marking. Here are some ways in which design can impact stress marking:<\/p>\n<p><strong>\u8089\u539a\uff1a<\/strong> \u4e0d\u5747\u4e00\u306a\u8089\u539a\u306f\u3001\u4e0d\u5747\u4e00\u306a\u51b7\u5374\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u5185\u90e8\u5fdc\u529b\u3092\u767a\u751f\u3055\u305b\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u90e8\u54c1\u306e\u8089\u539a\u3092\u5747\u4e00\u306b\u8a2d\u8a08\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30b2\u30fc\u30c8\u306e\u4f4d\u7f6e<\/strong> \u6eb6\u878d\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u304c\u30ad\u30e3\u30d3\u30c6\u30a3\u306b\u5165\u308b\u30b2\u30fc\u30c8\u306e\u4f4d\u7f6e\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308b\u5185\u90e8\u5fdc\u529b\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30b2\u30fc\u30c8\u306e\u4f4d\u7f6e\u306f\u614e\u91cd\u306b\u691c\u8a0e\u3057\u3001\u5185\u90e8\u5fdc\u529b\u304c\u6700\u5c0f\u306b\u306a\u308b\u3088\u3046\u306a\u5834\u6240\u306b\u8a2d\u7f6e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<p><strong>\u30b7\u30e3\u30fc\u30d7\u306a\u30b3\u30fc\u30ca\u30fc\u3068\u30a8\u30c3\u30b8\uff1a<\/strong> \u92ed\u5229\u306a\u30b3\u30fc\u30ca\u30fc\u3084\u30a8\u30c3\u30b8\u306f\u5fdc\u529b\u306e\u96c6\u4e2d\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u30b3\u30fc\u30ca\u30fc\u3084\u30a8\u30c3\u30b8\u3092\u4e38\u304f\u8a2d\u8a08\u3059\u308b\u3053\u3068\u3067\u3001\u5185\u90e8\u5fdc\u529b\u3092\u5747\u7b49\u306b\u5206\u6563\u3055\u305b\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u6eb6\u63a5\u30e9\u30a4\u30f3\uff1a<\/strong> \u6eb6\u878d\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u306e2\u3064\u306e\u6d41\u308c\u304c\u5408\u6d41\u3057\u3066\u7d50\u5408\u3059\u308b\u30a6\u30a8\u30eb\u30c9 \u30e9\u30a4\u30f3\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308b\u5185\u90e8\u5fdc\u529b\u3092\u767a\u751f \u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30a6\u30a7\u30eb\u30c9\u30fb\u30e9\u30a4\u30f3\u3092\u91cd\u8981\u3067\u306a\u3044\u90e8\u5206\u306b\u8a2d \u8a08\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ec\u30b9\u30fb\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u9650\u306b \u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30c9\u30e9\u30d5\u30c8\u306e\u89d2\u5ea6<\/strong> \u629c\u304d\u52fe\u914d\u306e\u4e0d\u8db3\u306f\u3001\u6392\u51fa\u6642\u306b\u5185\u90e8\u5fdc\u529b\u3092\u767a\u751f\u3055\u305b\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u9069\u5207\u306a\u629c\u304d\u52fe\u914d\u3092\u6301\u3064\u90e8\u54c1\u3092\u8a2d\u8a08\u3059\u308b\u3053\u3068\u3067\u3001\u6392\u51fa\u3092\u5bb9\u6613\u306b\u3057\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>By considering these design factors, manufacturers can optimize the design of the part to minimize internal stresses and reduce the risk of stress marking, leading to high-quality injection molding products.<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u8d77\u3053\u3057\u306b\u304f\u3044\u90e8\u54c1\u3092\u8a2d\u8a08\u3059\u308b\u306b\u306f\uff1f<\/span><\/h3>\n<p>When designing parts for injection molding, it is essential to consider the potential for stress marking and design the part accordingly. Here are some guidelines to follow when designing parts that are less prone to stress marking.<\/p>\n<p><strong>\u5747\u4e00\u306a\u8089\u539a\uff1a <\/strong>\u5747\u4e00\u306a\u51b7\u5374\u3092\u78ba\u4fdd\u3057\u3001\u5185\u90e8\u5fdc\u529b\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u90e8\u54c1\u306e\u8089\u539a\u3092\u5747\u4e00\u306b\u8a2d\u8a08\u3059\u308b\u3002<\/p>\n<p><strong>\u92ed\u5229\u306a\u89d2\u3084\u30a8\u30c3\u30b8\u306f\u907f\u3051\u308b\uff1a<\/strong> \u5185\u90e8\u306e\u5fdc\u529b\u3092\u5747\u7b49\u306b\u5206\u6563\u3055\u305b\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u3001\u89d2\u3084\u30a8\u30c3\u30b8\u306b\u4e38\u307f\u3092\u6301\u305f\u305b\u308b\u3002<\/p>\n<p><strong>\u30b2\u30fc\u30c8\u306e\u4f4d\u7f6e\u3092\u6700\u9069\u5316\u3059\u308b\uff1a<\/strong> \u30b2\u30fc\u30c8\u306e\u4f4d\u7f6e\u3092\u614e\u91cd\u306b\u691c\u8a0e\u3057\u3001\u5185\u90e8\u5fdc\u529b\u304c\u6700\u5c0f\u306b\u306a\u308b\u3088\u3046\u306a\u5834\u6240\u306b\u8a2d\u7f6e\u3059\u308b\u3002<\/p>\n<p><strong>\u6eb6\u63a5\u7dda\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\uff1a<\/strong> \u5fdc\u529b\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3059\u308b\u305f\u3081\u3001\u6eb6\u63a5\u7dda\u306e \u6570\u3092\u6700\u5c0f\u9650\u306b\u3059\u308b\u304b\u3001\u6eb6\u63a5\u7dda\u3092\u91cd\u8981\u3067\u306a\u3044\u90e8\u5206\u306b\u914d\u7f6e \u3059\u308b\u3088\u3046\u90e8\u54c1\u3092\u8a2d\u8a08\u3059\u308b\u3002<\/p>\n<p><strong>\u9069\u5207\u306a\u30c9\u30e9\u30d5\u30c8\u89d2\u5ea6\u3092\u53d6\u308a\u5165\u308c\u308b\uff1a<\/strong> \u9069\u5207\u306a\u30c9\u30e9\u30d5\u30c8\u89d2\u5ea6\u3092\u4f7f\u7528\u3057\u3001\u6392\u51fa\u3092\u5bb9\u6613\u306b\u3057\u3001\u6392\u51fa\u904e\u7a0b\u3067\u306e\u5185\u90e8\u5fdc\u529b\u3092\u9632\u6b62\u3059\u308b\u3002<\/p>\n<p><strong>\u7d20\u6750\u306e\u9078\u629e\uff1a <\/strong>\u4f38\u3073\u306e\u5927\u304d\u3044\u7d20\u6750\u306a\u3069\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u304c\u8d77\u3053\u308a\u306b\u304f\u3044\u7d20\u6750\u3092\u9078\u3076\u3002<\/p>\n<p><strong>\u30ea\u30d6\u306e\u30c7\u30b6\u30a4\u30f3\uff1a<\/strong> \u5fdc\u529b\u3092\u5747\u7b49\u306b\u5206\u6563\u3057\u3001\u5185\u90e8\u5fdc\u529b\u3092\u9632\u3050\u305f\u3081\u306b\u30ea\u30d6\u8a2d\u8a08\u3092\u53d6\u308a\u5165\u308c\u308b\u3053\u3068\u3092\u691c\u8a0e\u3059\u308b\u3002<\/p>\n<p><strong>\u88dc\u5f37\uff1a<\/strong> \u30ea\u30d6\u3084\u30ac\u30bb\u30c3\u30c8\u306a\u3069\u306e\u88dc\u5f37\u6750\u3092\u8a2d\u8a08\u306b\u7d44\u307f\u8fbc\u3093\u3067\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3059\u3053\u3068\u3092\u691c\u8a0e\u3059\u308b\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u8a2d\u8a08\u8005\u306f\u90e8\u54c1\u306e\u8a2d\u8a08\u3092\u6700\u9069\u5316\u3057\u3001\u5185\u90e8\u5fdc\u529b\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u9ad8\u54c1\u8cea\u306a\u90e8\u54c1\u306e\u88fd\u9020\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002 <a rel=\"noreferrer noopener\" href=\"https:\/\/zetarmold.com\/ja\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\">\u5c04\u51fa\u6210\u5f62\u54c1<\/a>.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-mark.jpg\" alt=\"\" class=\"wp-image-21852\" height=\"270\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-mark.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/stress-mark-300x155.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u30c6\u30b9\u30c8<\/span><\/h3>\n<p>To ensure quality, injection molding products must be tested for stress marking.\u00a0The polariscope test is one of the most popular tests. It uses polarized lighting to detect areas of stress in the material.&nbsp;<\/p>\n<p>\u3053\u308c\u306f\u3001\u504f\u5149\u3059\u308b2\u679a\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u9593\u306b\u90e8\u54c1\u3092\u7f6e\u304d\u3001\u504f\u5149\u3057\u305f\u592a\u967d\u5149\u306b\u90e8\u54c1\u304c\u3055\u3089\u3055\u308c\u308b\u3053\u3068\u3067\u751f\u3058\u308b\u5fdc\u529b\u30d1\u30bf\u30fc\u30f3\u3092\u89b3\u5bdf\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u5fdc\u529b\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u5fdc\u529b\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u539f\u56e0\u3068\u306a\u308b\u90e8\u54c1\u8a2d\u8a08\u3084\u52a0\u5de5\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u554f\u984c\u70b9\u3092\u5206\u6790\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30d0\u30fc\u30b9\u30c8\u8a66\u9a13\u3067\u306f\u3001\u90e8\u54c1\u3092\u52a0\u5727\u3057\u3066\u7834\u640d\u3055\u305b\u308b\u3002\u3053\u306e\u8a66\u9a13\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u3044\u90e8\u5206\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u6709\u52b9\u3067\u3059\u3002\u307e\u305f\u3001\u8a2d\u8a08\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4fee\u6b63\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3092\u5206\u6790\u3059\u308b <a rel=\"noreferrer noopener\" href=\"https:\/\/zetarmold.com\/ja\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\">\u5c04\u51fa\u6210\u5f62<\/a> \u6f5c\u5728\u7684\u306a\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u304c\u91cd\u8981\u3067\u3042\u308b\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u5c04\u51fa\u5727\u529b\u3001\u91d1\u578b\u6e29\u5ea6\u3001\u51b7\u5374\u6642\u9593\u3001\u5c04\u51fa\u901f\u5ea6\u306a\u3069\u306e\u8981\u56e0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5206\u6790\u3057\u3001\u6700\u7d42\u88fd\u54c1\u304c\u88fd\u9020\u3055\u308c\u308b\u524d\u306b\u5fc5\u8981\u306a\u8abf\u6574\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u6f5c\u5728\u7684\u306a\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"375\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/Injection-molding-2-edited.jpg\" alt=\"\" class=\"wp-image-21886\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/Injection-molding-2-edited.jpg 500w, https:\/\/zetarmold.com\/wp-content\/uploads\/2023\/03\/Injection-molding-2-edited-300x225.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"has-inline-color 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noopener\">\u5c04\u51fa\u6210\u5f62\u54c1<\/a>.\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u5b8c\u6210\u54c1\u306e\u7f8e\u89b3\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u69cb\u9020\u7684\u306a\u5b8c\u5168\u6027\u3084\u6027\u80fd\u3092\u640d\u306a\u3046\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u822a\u7a7a\u5b87\u5b99\u90e8\u54c1\u3084\u81ea\u52d5\u8eca\u90e8\u54c1\u306a\u3069\u3001\u6975\u5ea6\u306e\u5fdc\u529b\u3084\u5727\u529b\u306b\u3055\u3089\u3055\u308c\u308b\u90e8\u54c1\u3067\u306f\u7279\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u751f\u7523\u5de5\u7a0b\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u304c\u3042\u308b\u90e8\u54c1\u306f\u3001\u518d\u52a0\u5de5\u3084\u5ec3\u68c4\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u30b3\u30b9\u30c8\u30a2\u30c3\u30d7\u3084\u30ea\u30fc\u30c9\u30bf\u30a4\u30e0\u306e\u9577\u671f\u5316\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u30de\u30fc\u30af\u304c\u3059\u3050\u306b\u898b\u3048\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u3001\u7d44\u307f\u7acb\u3066\u3084\u8a2d\u7f6e\u304c\u884c\u308f\u308c\u305f\u5f8c\u306b\u521d\u3081\u3066\u767a\u898b\u3055\u308c\u308b\u96a0\u308c\u305f\u6b20\u9665\u306b\u3064\u306a\u304c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30c7\u30b6\u30a4\u30ca\u30fc\u3084\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u3092\u9632\u6b62\u3059\u308b\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u88fd\u54c1\u306b\u6b20\u9665\u304c\u306a\u304f\u3001\u9ad8\u54c1\u8cea\u306a\u57fa\u6e96\u3092\u6e80\u305f\u3059\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u9867\u5ba2\u6e80\u8db3\u5ea6\u306e\u5411\u4e0a\u3001\u8ca9\u58f2\u6570\u306e\u5897\u52a0\u3001\u5e02\u5834\u3067\u306e\u8a55\u4fa1\u306e\u5411\u4e0a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002 <a href=\"https:\/\/zetarmold.com\/ja\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u5c04\u51fa\u6210\u5f62<\/a> \u6210\u529f\u306f\u3001\u88fd\u54c1\u304b\u3089\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30af\u3092\u306a\u304f\u3059\u3053\u3068\u306b\u304b\u304b\u3063\u3066\u3044\u308b\u3002<\/p>\n<div style=\"background:#f0f4f8;padding:20px;border-radius:8px;margin-top:30px;\">\n<p style=\"margin:0 0 10px;font-size:18px;\"><strong>Need a Quote for Your Injection Molding Project?<\/strong><\/p>\n<p style=\"margin:0 0 10px;\">Get competitive pricing, DFM feedback, and production timeline from ZetarMold\u2019s engineering team.<\/p>\n<p style=\"margin:0;\"><a href=\"https:\/\/zetarmold.com\/ja\/%e3%81%8a%e5%95%8f%e3%81%84%e5%90%88%e3%82%8f%e3%81%9b\/\" style=\"background:#2563eb;color:white;padding:12px 24px;border-radius:6px;text-decoration:none;font-weight:bold;\">Request a Free Quote \u2192<\/a> See our <a href=\"https:\/\/zetarmold.com\/ja\/injection-molding-complete-guide\/\">Injection Molding Complete Guide<\/a> for a comprehensive overview.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u5c04\u51fa\u6210\u5f62\u5de5\u7a0b\u3067\u3057\u3070\u3057\u3070\u906d\u9047\u3059\u308b\u6b20\u9665\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u6210\u5f62\u4e2d\u306b\u6750\u6599\u306b\u5fdc\u529b\u304c\u304b\u304b\u3063\u305f\u90e8\u5206\u306e\u8868\u9762\u306b\u3001\u76ee\u306b\u898b\u3048\u308b\u5909\u8272\u3084\u767d\u5316\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u6750\u6599\u5185\u90e8\u306e\u5fdc\u529b\u304c\u89e3\u653e\u3055\u308c\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u751f\u3058\u307e\u3059\u304c\u3001\u305d\u306e\u539f\u56e0\u306f\u6750\u6599\u306e\u7279\u6027\u3001\u8a2d\u8a08\u4e0a\u306e\u6b20\u9665\u3001\u52a0\u5de5\u30d1\u30e9\u30e1\u30fc\u30bf\u306a\u3069\u69d8\u3005\u3067\u3059\u3002\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u90e8\u54c1\u306e\u5916\u89b3\u3092\u640d\u306d\u305f\u308a\u3001\u5f37\u5ea6\u3084\u8010\u4e45\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u305f\u308a\u3059\u308b\u305f\u3081\u3001\u4e00\u822c\u7684\u306b\u306f\u671b\u307e\u3057\u304f\u306a\u3044\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3001\u305d\u306e\u4f4d\u7f6e\u306b\u304a\u3051\u308b\u6f5c\u5728\u7684\u306a\u6545\u969c\u7b87\u6240\u306e\u5146\u5019\u3068\u306a\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5c04\u51fa\u6210\u5f62\u306b\u304a\u3051\u308b\u30b9\u30c8\u30ec\u30b9\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u9632\u6b62\u306f\u91cd\u8981\u306a\u8ab2\u984c\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>","protected":false},"author":1,"featured_media":11857,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"How do you prevent stress marking in injection | ZetarMold","_seopress_titles_desc":"Discover expert insights on stress marking injection moulding from ZetarMold. 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