{"id":14699,"date":"2022-12-15T10:00:00","date_gmt":"2022-12-15T02:00:00","guid":{"rendered":"https:\/\/zetarmold.com\/?p=14699"},"modified":"2026-04-09T08:27:32","modified_gmt":"2026-04-09T00:27:32","slug":"%ec%8b%b1%ed%81%ac-%eb%a7%88%ed%81%ac-%ec%82%ac%ec%b6%9c-%ec%84%b1%ed%98%95","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/ko\/%ec%8b%b1%ed%81%ac-%eb%a7%88%ed%81%ac-%ec%82%ac%ec%b6%9c-%ec%84%b1%ed%98%95\/","title":{"rendered":"\uc0ac\ucd9c \uc131\ud615\uc5d0\uc11c \uc2f1\ud06c \uc790\uad6d\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?"},"content":{"rendered":"<p><strong>One of the potential drawbacks of the <a href=\"https:\/\/zetarmold.com\/ko\/injection-mold-complete-guide\/\">\uc0ac\ucd9c \uae08\ud615<\/a>ing process is a defect known as a sink mark, in which the surface of the finished product appears sunken or concave due to uneven cooling or shrinkage of the material.&nbsp;<\/strong><\/p>\n<p>In this article, we will discuss some strategies for avoiding sink marks in plastic injection molding.<\/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<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n<div class=\"wp-block-embed__wrapper\">\n<iframe  id=\"_ytid_48524\"  width=\"800\" height=\"450\"  data-origwidth=\"800\" data-origheight=\"450\"  data-relstop=\"1\" src=\"https:\/\/www.youtube.com\/embed\/GJGstdlFhW8?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;modestbranding=0&#038;rel=0&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;\" class=\"__youtube_prefs__  epyt-is-override  no-lazyload\" title=\"YouTube \ud50c\ub808\uc774\uc5b4\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe>\n<\/div>\n<\/figure>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">1. \uc0ac\ucd9c \uc131\ud615\uc5d0\uc11c \uc2f1\ud06c \ub9c8\ud06c\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/span><\/h2>\n<p>Sink marks are common injection molding defects, in which the surface of the finished product sinks or caves in, creating an indentation or depression.&nbsp;<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">2. \uc0ac\ucd9c \uc131\ud615\uc5d0\uc11c \uc2f1\ud06c \ub9c8\ud06c\uc758 \uc6d0\uc778\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/span><\/h2>\n<p>\uc2f1\ud06c \uc790\uad6d\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc5ec\ub7ec \uac00\uc9c0 \uc694\uc778\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>a. \ubd80\uc801\uc808\ud55c <a rel=\"noreferrer noopener\" href=\"https:\/\/zetarmold.com\/ko\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\">\uc0ac\ucd9c \uae08\ud615<\/a> \ub514\uc790\uc778.<\/p>\n<p>b. \uc6a9\uc735\ub41c \uc7ac\ub8cc\uc758 \ub0c9\uac01\uc774 \ubd88\ucda9\ubd84\ud569\ub2c8\ub2e4.<\/p>\n<p>c. \ubd80\uc801\uc808\ud55c \uc790\ub8cc \ud750\ub984.&nbsp;<\/p>\n<p>d. \uc6a9\uc735\ub41c \uc7ac\ub8cc\uc5d0 \uae30\ud3ec\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4.<\/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 is-resized\"><img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-1.jpg\" alt=\"\" class=\"wp-image-14721\" height=\"400\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-1.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-1-300x268.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\">3. \ubd80\uc801\uc808\ud55c \uae08\ud615 \uc124\uacc4\ub85c \uc778\ud55c \uc2f1\ud06c \uc790\uad6d\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95?<\/span><\/h2>\n<p>One of the key factors that can contribute to sinking marks is the design of the injection mold.&nbsp;The design of the mold plays a critical role in the overall quality of the finished product, and a poorly designed mold can result in defects such as sink marks.&nbsp;<\/p>\n<p>To reduce sink marks, the injection mold should be designed with adequate wall thickness and gate sizes, as well as proper venting to allow air to escape from the mold.&nbsp;<\/p>\n<p>\ub610\ud55c \uae08\ud615\uc758 \uc124\uacc4\ub294 \uc644\uc81c\ud488\uc758 \uc815\ud655\ud55c \uce58\uc218\ub97c \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc7ac\ub8cc\uac00 \uc2dd\uc73c\uba74\uc11c \uc218\ucd95\ud558\ub294 \uac83\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/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 fetchpriority=\"high\" decoding=\"async\" width=\"564\" height=\"373\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding.jpg\" alt=\"\" class=\"wp-image-14726\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-300x198.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\">4. \uc6a9\uc735 \uc7ac\ub8cc\uc758 \ubd88\ucda9\ubd84\ud55c \ub0c9\uac01\uc73c\ub85c \uc778\ud55c \uc2f1\ud06c \uc790\uad6d\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/span><\/h2>\n<p>During injection molding, it is essential to properly cool the molten material to solidify it into the desired shape and avoid sink marks. <\/p>\n<p>\uc774\ub7ec\ud55c \uacb0\uacfc\ub97c \uc5bb\uc73c\ub824\uba74 \uacf5\uc815 \uc911\uc5d0 \uc801\uc808\ud55c \ub9e4\uccb4\uc758 \uc628\ub3c4 \uc870\uc808\uc774 \uac00\ub2a5\ud55c \uc801\uc808\ud55c \ub0c9\uac01 \ucc44\ub110\uc744 \uad6c\ud604\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub807\uac8c \ud558\uc9c0 \uc54a\uc73c\uba74 \uc804\ubc18\uc801\uc778 \uc81c\ud488 \ud488\uc9c8\uc5d0 \uc545\uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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=\"423\" height=\"317\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-4-edited-1.jpg\" alt=\"\" class=\"wp-image-14734\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-4-edited-1.jpg 423w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-4-edited-1-300x225.jpg 300w\" sizes=\"(max-width: 423px) 100vw, 423px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">5. \ubd80\uc801\uc808\ud55c \uc7ac\ub8cc \ud750\ub984\uc73c\ub85c \uc778\ud55c \uc2f1\ud06c \uc790\uad6d\uc744 \ubc29\uc9c0\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/span><\/h2>\n<p>The formation of sink marks in injection molds can be prevented through the careful control and monitoring of material temperature, as well as designing a mold that accounts for the flow characteristics of the material. <\/p>\n<p>\uc774 \ubaa9\ud45c\ub97c \ub2ec\uc131\ud558\ub824\uba74 \uc720\ub7c9\uacc4\uc640 \uac19\uc740 \uc804\ubb38 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucd5c\uc801\uc758 \uc18d\ub3c4\ub97c \uce21\uc815\ud558\uace0 \uc720\uc9c0\ud558\ub294 \uac83\uc774 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub2e8\uacc4\ub97c \uc2e4\ud589\ud558\uba74 \uc81c\ud488\uc5d0 \uac00\ub77c\uc549\uc740 \uc790\uad6d\uc73c\ub85c \uc778\ud55c \uacb0\ud568\uc774 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc544 \uc548\uc2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4!<\/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\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"376\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-6-edited.jpg\" alt=\"\" class=\"wp-image-14736\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-6-edited.jpg 501w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-6-edited-300x225.jpg 300w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">6. \uc6a9\uc735\ub41c \uc7ac\ub8cc\uc5d0 \uae30\ud3ec\uac00 \uc788\ub294 \uc2f1\ud06c \uc790\uad6d\uc744 \ubc29\uc9c0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/span><\/h2>\n<p>\uc2f1\ud06c \ub9c8\ud06c\ub294 \uc5b4\ub5a4 \uc81c\ud488\uc5d0\ub3c4 \ubc18\uac11\uc9c0 \uc54a\uc740 \ucd94\uac00 \uc694\uc18c\uc785\ub2c8\ub2e4. <a href=\"https:\/\/zetarmold.com\/ko\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">\ud50c\ub77c\uc2a4\ud2f1 \uc0ac\ucd9c \uc131\ud615<\/a> \ud504\ub85c\uc81d\ud2b8\uc5d0 \ub300\ud55c \ud574\uacb0\ucc45\uc740 \uc7a5\ube44\uc758 \uac00\uc2a4 \uc81c\uac70\uc640 \uc801\uc808\ud55c \ud658\uae30\uc785\ub2c8\ub2e4. <\/p>\n<p>\uc6a9\uc735\ub41c \uc7ac\ub8cc\uac00 \uc8fc\uc785\ub418\uae30 \uc804\uc5d0 \ubaa8\ub4e0 \uae30\ud3ec\uac00 \uc81c\uac70\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud568\uc73c\ub85c\uc368 <a href=\"https:\/\/zetarmold.com\/ko\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">\uc0ac\ucd9c \uae08\ud615<\/a> \ud1b5\ud48d\uc774 \uc798\ub418\ub294 \ubab0\ub4dc\ub97c \uc0ac\uc6a9\ud558\uba74 \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc2f1\ud06c\ub300 \uc790\uad6d\uc774 \ub0a8\uc9c0 \uc54a\ub3c4\ub85d \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4!<\/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&#8217;s engineering team.<\/p>\n<p style=\"margin:0;\"><a href=\"https:\/\/zetarmold.com\/ko\/%eb%ac%b8%ec%9d%98%ed%95%98%ea%b8%b0\/\" 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\/ko\/injection-molding-complete-guide\/\">Injection Molding Complete Guide<\/a> for a comprehensive overview.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\uc0ac\ucd9c \uc131\ud615 \uacf5\uc815\uc758 \uc7a0\uc7ac\uc801\uc778 \ub2e8\uc810 \uc911 \ud558\ub098\ub294 \uc7ac\ub8cc\uc758 \uace0\ub974\uc9c0 \uc54a\uc740 \ub0c9\uac01 \ub610\ub294 \uc218\ucd95\uc73c\ub85c \uc778\ud574 \uc644\uc81c\ud488\uc758 \ud45c\uba74\uc774 \uac00\ub77c\uc549\uac70\ub098 \uc624\ubaa9\ud558\uac8c \ubcf4\uc774\ub294 \uc2f1\ud06c \ub9c8\ud06c\ub77c\uace0 \ud558\ub294 \uacb0\ud568\uc785\ub2c8\ub2e4.  \uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 \ud50c\ub77c\uc2a4\ud2f1 \uc0ac\ucd9c \uc131\ud615\uc5d0\uc11c \uc2f1\ud06c \ub9c8\ud06c\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud55c \uba87 \uac00\uc9c0 \uc804\ub7b5\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. [...]<\/p>","protected":false},"author":1,"featured_media":13764,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"How to avoid sink marks in injection molding? | ZetarMold","_seopress_titles_desc":"Learn how to prevent and fix sink marks injection molding in injection molding. ZetarMold's engineers provide proven DFM solutions to eliminate common plastic","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[52],"tags":[101],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/posts\/14699"}],"collection":[{"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/comments?post=14699"}],"version-history":[{"count":0,"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/posts\/14699\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/media\/13764"}],"wp:attachment":[{"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/media?parent=14699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/categories?post=14699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmold.com\/ko\/wp-json\/wp\/v2\/tags?post=14699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}