{"id":3559,"date":"2026-09-18T17:07:26","date_gmt":"2026-09-18T09:07:26","guid":{"rendered":"http:\/\/0"},"modified":"2026-09-16T16:12:19","modified_gmt":"2026-09-16T08:12:19","slug":"choosing-plastics-for-micro-molding-without-guesswork","status":"publish","type":"post","link":"https:\/\/www.jcinjectionmolding.com\/ja\/blog\/choosing-plastics-for-micro-molding-without-guesswork\/","title":{"rendered":"\u63a8\u6e2c\u306a\u3057\u3067\u30de\u30a4\u30af\u30ed\u6210\u5f62\u7528\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u3092\u9078\u5b9a\u3059\u308b"},"content":{"rendered":"<div style=\"font-size: 18px;line-height: 1.8;letter-spacing: .1px;color: #202124\">\n<p><strong>\u30de\u30a4\u30af\u30ed\u6210\u5f62\u306e\u6750\u6599\u9078\u5b9a<\/strong> \u306f\u3001\u5b8c\u6210\u90e8\u54c1\u304c\u8010\u3048\u308b\u3079\u304d\u6545\u969c\u304b\u3089\u59cb\u3081\u308b\u3079\u304d\u3067\u3042\u308a\u3001\u99b4\u67d3\u307f\u306e\u3042\u308b\u6a39\u8102\u540d\u304b\u3089\u59cb\u3081\u308b\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30de\u30a4\u30af\u30ed\u30b9\u30b1\u30fc\u30eb\u3067\u306f\u3001\u8584\u3044\u5f62\u72b6\u90e8\u3092\u901a\u308b\u6d41\u52d5\u3001\u5c0f\u3055\u306a\u30b7\u30e7\u30c3\u30c8\u306b\u304a\u3051\u308b\u71b1\u5c65\u6b74\u3001\u57fa\u6e96\u70b9\u5468\u308a\u306e\u53ce\u7e2e\u3001\u305d\u3057\u3066\u90e8\u54c1\u306e\u53d6\u308a\u6271\u3044\u65b9\u304c\u3001\u3069\u306e\u6750\u6599\u304c\u5b9f\u7528\u7684\u304b\u3092\u5909\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u4e0a\u3067\u306f\u7406\u60f3\u7684\u306b\u898b\u3048\u308b\u30dd\u30ea\u30de\u30fc\u3067\u3082\u3001\u5b9f\u969b\u306e\u5f62\u72b6\u306b\u304a\u3044\u3066\u8a08\u91cf\u3001\u518d\u73fe\u3001\u96e2\u578b\u3001\u307e\u305f\u306f\u691c\u67fb\u304c\u56f0\u96e3\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u6709\u7528\u306a\u76ee\u6a19\u306f\u3001\u77ed\u304f\u691c\u8a3c\u53ef\u80fd\u306a\u6750\u6599\u30ea\u30b9\u30c8\u3067\u3059\u3002\u672c\u30ac\u30a4\u30c9\u306f\u3001\u88fd\u54c1\u8981\u4ef6\u304b\u3089\u6210\u5f62\u6319\u52d5\u3078\u3068\u9032\u307f\u3001\u5bb9\u6613\u306a\u5145\u586b\u3068\u9577\u671f\u7684\u306a\u6027\u80fd\u3092\u6df7\u540c\u3059\u308b\u3053\u3068\u306a\u304f\u6a39\u8102\u3092\u8a8d\u5b9a\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\u3002.<\/p>\n<div style=\"margin: 30px 0;padding: 22px 26px;border: 1px solid #d9dee5;border-radius: 10px;background: #f7f9fb\">\n<p><strong>\u9078\u5b9a\u306e\u9053\u7b4b<\/strong><\/p>\n<ol>\n<li><a href=\"#failure-mode\">\u6545\u969c\u30e2\u30fc\u30c9\u304b\u3089\u59cb\u3081\u308b<\/a><\/li>\n<li><a href=\"#polymer-behavior\">\u8981\u4ef6\u3092\u30dd\u30ea\u30de\u30fc\u6319\u52d5\u306b\u5909\u63db\u3059\u308b<\/a><\/li>\n<li><a href=\"#material-families\">\u6750\u6599\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u6bd4\u8f03\u3059\u308b<\/a><\/li>\n<li><a href=\"#thermal-history\">\u8abf\u88fd\u3068\u6ede\u7559\u3092\u8003\u616e\u3059\u308b<\/a><\/li>\n<li><a href=\"#shrinkage-measurement\">\u53ce\u7e2e\u3092\u6e2c\u5b9a\u306b\u7d50\u3073\u3064\u3051\u308b<\/a><\/li>\n<li><a href=\"#shortlist\">\u691c\u8a3c\u53ef\u80fd\u306a\u5019\u88dc\u30ea\u30b9\u30c8\u3092\u69cb\u7bc9\u3059\u308b<\/a><\/li>\n<li><a href=\"#material-faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><\/li>\n<\/ol>\n<\/div>\n<h2 id=\"failure-mode\">\u90e8\u54c1\u306e\u6545\u969c\u30e2\u30fc\u30c9\u304b\u3089\u59cb\u3081\u308b<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3604\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode.webp\" alt=\"micro-parts-by-failure-mode\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-parts-by-failure-mode-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<p>\u4f7f\u7528\u6642\u306b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u8a31\u5bb9\u4e0d\u80fd\u306b\u3059\u308b\u8981\u56e0\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30ae\u30a2\u306f\u6469\u8017\u3084\u9a12\u97f3\u3067\u6545\u969c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u30b3\u30cd\u30af\u30bf\u30dc\u30c7\u30a3\u306f\u30af\u30ea\u30fc\u30d7\u3001\u30d4\u30f3\u306e\u305a\u308c\u3001\u307e\u305f\u306f\u7d76\u7e01\u7834\u58ca\u3067\u6545\u969c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u6d41\u4f53\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u6f0f\u308c\u3001\u5316\u5b66\u7684\u4fb5\u98df\u3001\u307e\u305f\u306f\u7c92\u5b50\u6c5a\u67d3\u3067\u6545\u969c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6545\u969c\u30e2\u30fc\u30c9\u306f\u3001\u90e8\u54c1\u304c\u540c\u7a0b\u5ea6\u306e\u30b5\u30a4\u30ba\u3067\u3042\u3063\u3066\u3082\u7570\u306a\u308b\u512a\u5148\u4e8b\u9805\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002.<\/p>\n<p>\u5fc5\u9808\u8981\u4ef6\u3068\u5e0c\u671b\u4e8b\u9805\u3092\u5206\u96e2\u3057\u307e\u3059\u3002\u6e29\u5ea6\u7bc4\u56f2\u3001\u6ec5\u83cc\u65b9\u6cd5\u3001\u898f\u5236\u4e0a\u306e\u5730\u4f4d\u3001\u5316\u5b66\u7684\u66dd\u9732\u3001\u96fb\u6c17\u7684\u6027\u80fd\u3001\u75b2\u52b4\u5bff\u547d\u3001\u5149\u900f\u904e\u7387\u3001\u8272\u3001\u304a\u3088\u3073\u5bf8\u6cd5\u5b89\u5b9a\u6027\u306f\u8b72\u308c\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u5916\u89b3\u3084\u597d\u307f\u306e\u6a39\u8102\u30d5\u30a1\u30df\u30ea\u30fc\u306f\u67d4\u8edf\u3067\u3042\u3063\u3066\u3082\u304b\u307e\u3044\u307e\u305b\u3093\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u90fd\u5408\u306e\u826f\u3044\u6210\u5f62\u6750\u6599\u304c\u3001\u3059\u3067\u306b\u88fd\u54c1\u8981\u4ef6\u3092\u6e80\u305f\u305b\u306a\u304b\u3063\u305f\u5f8c\u306b\u5019\u88dc\u30ea\u30b9\u30c8\u306b\u6b8b\u308b\u3053\u3068\u3092\u9632\u304e\u307e\u3059\u3002.<\/p>\n<p>\u307e\u305f\u3001\u6642\u9593\u30b9\u30b1\u30fc\u30eb\u3082\u7279\u5b9a\u3057\u307e\u3059\u3002\u30dd\u30ea\u30de\u30fc\u306f\u77ed\u6642\u9593\u306e\u7d44\u7acb\u8a66\u9a13\u306b\u5408\u683c\u3057\u3066\u3082\u3001\u6301\u7d9a\u8377\u91cd\u4e0b\u3067\u30af\u30ea\u30fc\u30d7\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6210\u5f62\u6642\u306b\u306f\u900f\u660e\u306b\u898b\u3048\u3066\u3082\u3001\u5316\u5b66\u7684\u66dd\u9732\u5f8c\u306b\u30d8\u30a4\u30ba\u304c\u751f\u3058\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u9078\u5b9a\u6982\u8981\u306b\u306f\u3001\u5b9f\u969b\u306e\u74b0\u5883\u3001\u8377\u91cd\u65b9\u5411\u3001\u671f\u9593\u3001\u304a\u3088\u3073\u8a31\u5bb9\u3055\u308c\u308b\u5909\u5316\u3092\u8a18\u8f09\u3059\u3079\u304d\u3067\u3059\u3002.<\/p>\n<h2 id=\"polymer-behavior\">\u8981\u4ef6\u3092\u30dd\u30ea\u30de\u30fc\u306e\u6319\u52d5\u3078\u3068\u5909\u63db\u3059\u308b<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3607\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures.webp\" alt=\"polymer-behavior-testing-for-microfeatures\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-polymer-behavior-testing-for-microfeatures-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<p>\u88fd\u54c1\u7279\u6027\u3068\u30d7\u30ed\u30bb\u30b9\u6319\u52d5\u306f\u95a2\u9023\u3057\u3066\u3044\u308b\u304c\u3001\u4e92\u63db\u53ef\u80fd\u306a\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4f4e\u3044\u6eb6\u878d\u7c98\u5ea6\u306f\u30dd\u30ea\u30de\u30fc\u304c\u8584\u8089\u90e8\u3078\u5165\u308a\u8fbc\u3080\u306e\u3092\u52a9\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u540c\u3058\u6a39\u8102\u3067\u3042\u3063\u3066\u3082\u5b89\u5b9a\u3057\u305f\u6e29\u5ea6\u7a93\u3001\u9069\u5207\u306a\u305b\u3093\u65ad\u5fdc\u7b54\u3001\u4e88\u6e2c\u53ef\u80fd\u306a\u53ce\u7e2e\u3001\u305d\u3057\u3066\u96e2\u578b\u306b\u5341\u5206\u306a\u5f37\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u3002\u5f37\u5316\u6750\u306f\u525b\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u4e00\u65b9\u3067\u3001\u6469\u8017\u3001\u6d41\u52d5\u65b9\u5411\u306e\u5f71\u97ff\u3001\u8868\u9762\u30c6\u30af\u30b9\u30c1\u30e3\u3092\u5897\u5927\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<ul>\n<li><strong>\u518d\u73fe\u6027:<\/strong> \u30d5\u30ea\u30fc\u30ba\u30aa\u30d5\u524d\u306b\u5fc5\u8981\u306a\u6700\u9577\u6d41\u52d5\u7d4c\u8def\u3001\u6700\u5c0f\u306e\u5f62\u72b6\u3001\u30b2\u30fc\u30c8\u8ddd\u96e2\u3001\u91d1\u578b\u8868\u9762\u6e29\u5ea6\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u8a08\u91cf:<\/strong> \u904e\u5270\u306a\u6ede\u7559\u3084\u4e0d\u5b89\u5b9a\u306a\u30af\u30c3\u30b7\u30e7\u30f3\u306a\u3057\u306b\u3001\u30b7\u30e7\u30c3\u30c8\u3092\u7e70\u308a\u8fd4\u3057\u4f9b\u7d66\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u96e2\u578b:<\/strong> \u629c\u304d\u52fe\u914d\u3001\u30b3\u30a2\u306e\u30b0\u30ea\u30c3\u30d7\u3001\u8106\u6027\u3001\u6469\u64e6\u3001\u8a31\u5bb9\u3055\u308c\u308b\u30a8\u30b8\u30a7\u30af\u30bf\u63a5\u89e6\u9762\u7a4d\u3092\u8003\u616e\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u5b89\u5b9a\u6027:<\/strong> \u5438\u6e7f\u611f\u53d7\u6027\u3001\u52a3\u5316\u30ea\u30b9\u30af\u3001\u8272\u5909\u5316\u3001\u518d\u751f\u6750\u65b9\u91dd\u3001\u30ed\u30c3\u30c8\u9593\u306e\u7ba1\u7406\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u691c\u67fb:<\/strong> \u7570\u65b9\u6027\u53ce\u7e2e\u3001\u30b3\u30f3\u30c7\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\u3001\u5bf8\u6cd5\u304c\u8a31\u5bb9\u3055\u308c\u308b\u6642\u671f\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h2 id=\"material-families\">\u666e\u904d\u7684\u306a\u52dd\u8005\u306a\u3057\u3067\u6750\u6599\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u6bd4\u8f03\u3059\u308b<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3601\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison.webp\" alt=\"engineering-polymer-family-comparison\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-engineering-polymer-family-comparison-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<p>\u3053\u306e\u8868\u306f\u30b9\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u306e\u88dc\u52a9\u3067\u3042\u308a\u3001\u4ed5\u69d8\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u540c\u4e00\u30d5\u30a1\u30df\u30ea\u30fc\u5185\u306e\u30b0\u30ec\u30fc\u30c9\u3067\u3082\u3001\u5206\u5b50\u91cf\u3001\u5145\u586b\u6750\u3001\u8010\u885d\u6483\u6539\u8cea\u5264\u3001\u6ed1\u5264\u3001\u96e3\u71c3\u5264\u3001\u7740\u8272\u5264\u306b\u3088\u3063\u3066\u6319\u52d5\u304c\u7570\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<div style=\"margin: 24px 0\">\n<table style=\"width: 100%;border-collapse: collapse;font-size: 17px\">\n<thead>\n<tr>\n<th style=\"padding: 12px;border: 1px solid #ccd3da;background: #eef2f5;text-align: left\">\u8981\u4ef6\u306e\u65b9\u5411\u6027<\/th>\n<th style=\"padding: 12px;border: 1px solid #ccd3da;background: #eef2f5;text-align: left\">\u5bb6\u65cf\u5411\u3051\u30b9\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u304c\u591a\u3044<\/th>\n<th style=\"padding: 12px;border: 1px solid #ccd3da;background: #eef2f5;text-align: left\">\u30de\u30a4\u30af\u30ed\u6210\u5f62\u306e\u76e3\u8996\u30dd\u30a4\u30f3\u30c8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u4f4e\u6469\u64e6\u307e\u305f\u306f\u5c0f\u3055\u306a\u53ef\u52d5\u90e8\u54c1<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\"><a href=\"https:\/\/www.jcinjectionmolding.com\/ja\/materials\/polyoxymethylene-pom-acetal\/\">POM<\/a>, \u9078\u5b9a\u3055\u308c\u305fPA\u307e\u305f\u306fPBT\u30b0\u30ec\u30fc\u30c9<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u53ce\u7e2e\u3001\u5438\u6e7f\u3001\u6469\u8017\u7c89\u3001\u5fae\u7d30\u5f62\u72b6\u306e\u5f37\u5ea6<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u9ad8\u6e29<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\"><a href=\"https:\/\/www.jcinjectionmolding.com\/ja\/materials\/polyetheretherketone-peek\/\">PEEK<\/a>, PEI\u3001PPS\u3001LCP<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u52a0\u5de5\u30a6\u30a3\u30f3\u30c9\u30a6\u3001\u91d1\u578b\u6e29\u5ea6\u3001\u6ede\u7559\u3001\u30b2\u30fc\u30c8\u30b7\u30fc\u30eb<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u96fb\u6c17\u30b3\u30cd\u30af\u30bf\u306e\u5f62\u72b6<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">LCP\u3001PBT\u3001PA\u30d5\u30a1\u30df\u30ea\u30fc<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u53cd\u308a\u3001\u30a6\u30a7\u30eb\u30c9\u30e9\u30a4\u30f3\u3001\u5438\u6e7f\u3001\u63a5\u70b9\u4ed8\u8fd1\u306e\u30d0\u30ea<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u5149\u5b66\u307e\u305f\u306f\u6d41\u4f53\u306e\u8996\u8a8d\u6027<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">COC\/COP\u3001PC\u3001PMMA<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u5fdc\u529b\u3001\u8868\u9762\u8ee2\u5199\u3001\u63a5\u7740\u304a\u3088\u3073\u85ac\u54c1\u66dd\u9732<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u30d5\u30ec\u30ad\u30b7\u30d6\u30eb\u306a\u30de\u30a4\u30af\u30ed\u30d5\u30a3\u30fc\u30c1\u30e3\u30fc<\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\"><a href=\"https:\/\/www.jcinjectionmolding.com\/ja\/materials\/thermoplastic-elastomers\/\">TPE\u3001TPU\u304a\u3088\u3073\u7279\u5b9a\u306e\u30a8\u30e9\u30b9\u30c8\u30de\u30fc<\/a><\/td>\n<td style=\"padding: 11px;border: 1px solid #ccd3da\">\u30d9\u30f3\u30c8\u3001\u30b9\u30c6\u30a3\u30c3\u30ad\u30f3\u30b0\u3001\u30d0\u30ea\u3001\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3001\u5727\u7e2e\u6c38\u4e45\u3072\u305a\u307f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 id=\"thermal-history\">\u4e7e\u71e5\u3001\u6ede\u7559\u6642\u9593\u3001\u71b1\u5c65\u6b74\u3092\u8003\u616e\u3059\u308b<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3603\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control.webp\" alt=\"micro-molding-resin-drying-control\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-molding-resin-drying-control-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<p>\u975e\u5e38\u306b\u5c0f\u3055\u306a\u90e8\u54c1\u3067\u3042\u3063\u3066\u3082\u3001\u30dd\u30ea\u30de\u30fc\u304c\u77ed\u3044\u71b1\u5c65\u6b74\u3057\u304b\u7d4c\u9a13\u3057\u306a\u3044\u3068\u306f\u9650\u3089\u306a\u3044\u3002\u30d5\u30a3\u30fc\u30c9\u30b7\u30b9\u30c6\u30e0\u3068\u53ef\u5851\u5316\u30e6\u30cb\u30c3\u30c8\u306b\u306f\u30011\u3064\u306e\u30ad\u30e3\u30d3\u30c6\u30a3\u304c\u6d88\u8cbb\u3059\u308b\u91cf\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u591a\u304f\u306e\u6750\u6599\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u4f4e\u3044\u5834\u5408\u3001\u6a39\u8102\u306f\u7c98\u5ea6\u3001\u8272\u3001\u5206\u5b50\u69cb\u9020\u3001\u307e\u305f\u306f\u6a5f\u68b0\u7684\u6027\u80fd\u3092\u5909\u5316\u3055\u305b\u308b\u306e\u306b\u5341\u5206\u306a\u6642\u9593\u3001\u9ad8\u6e29\u306e\u307e\u307e\u6ede\u7559\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u3002.<\/p>\n<p>\u5438\u6e7f\u6027\u30b0\u30ec\u30fc\u30c9\u306b\u306f\u7ba1\u7406\u3055\u308c\u305f\u4e7e\u71e5\u3068\u642c\u9001\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u5b9f\u7528\u7684\u306a\u554f\u984c\u306f\u3001\u4e7e\u71e5\u6a5f\u304c\u8a2d\u5b9a\u5024\u306b\u9054\u3059\u308b\u304b\u3069\u3046\u304b\u3060\u3051\u3067\u306a\u304f\u3001\u505c\u6b62\u3001\u518d\u8d77\u52d5\u3001\u9577\u6642\u9593\u904b\u8ee2\u4e2d\u306b\u30d5\u30a3\u30fc\u30c9\u30b9\u30ed\u30fc\u30c8\u3067\u306e\u6750\u6599\u72b6\u614b\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3067\u3042\u308b\u3002\u8a66\u9a13\u4e2d\u306f\u30ed\u30c3\u30c8\u3001\u4e7e\u71e5\u5c65\u6b74\u3001\u30db\u30c3\u30d1\u30fc\u66b4\u9732\u3001\u6ede\u7559\u6642\u9593\u306e\u63a8\u5b9a\u5024\u3001\u518d\u8d77\u52d5\u624b\u9806\u3092\u8a18\u9332\u3059\u308b\u3053\u3068\u3002.<\/p>\n<p>\u7740\u8272\u5264\u3068\u6dfb\u52a0\u5264\u3082\u91cd\u8981\u3067\u3042\u308b\u3002\u30de\u30b9\u30bf\u30fc\u30d0\u30c3\u30c1\u306e\u30ad\u30e3\u30ea\u30a2\u306f\u6d41\u52d5\u6027\u3084\u76f8\u6eb6\u6027\u3092\u5909\u5316\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u9854\u6599\u306f\u30ec\u30fc\u30b6\u30fc\u691c\u51fa\u3001\u5916\u89b3\u3001\u307e\u305f\u306f\u5bf8\u6cd5\u6319\u52d5\u3092\u5909\u5316\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u30ca\u30c1\u30e5\u30e9\u30eb\u30ec\u30b8\u30f3\u306e\u8a66\u9a13\u304c\u3059\u3079\u3066\u306e\u8272\u3092\u4ee3\u8868\u3059\u308b\u3068\u4eee\u5b9a\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u610f\u56f3\u3059\u308b\u751f\u7523\u914d\u5408\u3092\u8a8d\u5b9a\u3059\u308b\u3053\u3068\u3002.<\/p>\n<h2 id=\"shrinkage-measurement\">\u53ce\u7e2e\u7387\u3092\u6e2c\u5b9a\u8a08\u753b\u306b\u9069\u5408\u3055\u305b\u308b<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3605\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement.webp\" alt=\"micro-part-shrinkage-measurement\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-part-shrinkage-measurement-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<p>\u516c\u8868\u3055\u308c\u3066\u3044\u308b\u53ce\u7e2e\u7387\u7bc4\u56f2\u306f\u3001\u30ad\u30e3\u30d3\u30c6\u30a3\u56fa\u6709\u306e\u8a3c\u62e0\u306b\u4ee3\u308f\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u3002\u6d41\u52d5\u65b9\u5411\u3001\u5727\u529b\u5c65\u6b74\u3001\u8089\u539a\u3001\u7e4a\u7dad\u914d\u5411\u3001\u30b2\u30fc\u30c8\u4f4d\u7f6e\u3001\u51b7\u5374\u3001\u30b3\u30f3\u30c7\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\u306f\u30011\u3064\u306e\u30de\u30a4\u30af\u30ed\u90e8\u54c1\u5185\u3067\u3082\u7570\u306a\u308b\u5909\u5316\u3092\u751f\u3058\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u5358\u4e00\u306e\u30b9\u30b1\u30fc\u30eb\u30d5\u30a1\u30af\u30bf\u30fc\u3067\u306f\u3001\u5e7e\u4f55\u5b66\u7684\u306b\u7570\u65b9\u6027\u53ce\u7e2e\u3059\u308b\u5f62\u72b6\u3092\u88dc\u6b63\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u3002.<\/p>\n<p>\u91d1\u578b\u3092\u6700\u7d42\u6c7a\u5b9a\u3059\u308b\u524d\u306b\u3001\u6a5f\u80fd\u30c7\u30fc\u30bf\u30e0\u3068\u6e2c\u5b9a\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3002\u5438\u6e7f\u6027\u6750\u6599\u306f\u30b3\u30f3\u30c7\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\u5f8c\u306b\u5909\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u534a\u7d50\u6676\u6027\u6750\u6599\u306f\u96e2\u578b\u5f8c\u3082\u5b89\u5b9a\u5316\u3092\u7d9a\u3051\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u9867\u5ba2\u304c\u6307\u5b9a\u3055\u308c\u305f\u74b0\u5883\u5f8c\u306b\u6e2c\u5b9a\u3059\u308b\u5834\u5408\u3001\u91d1\u578b\u8a66\u9a13\u3067\u3082\u540c\u3058\u57fa\u6e96\u6761\u4ef6\u3092\u4f7f\u7528\u3059\u3079\u304d\u3067\u3042\u308b\u3002.<\/p>\n<p>\u5bc6\u63a5\u306b\u95a2\u9023\u3059\u308b\u5f62\u72b6\u306b\u3064\u3044\u3066\u306f\u3001\u5168\u9577\u3060\u3051\u3067\u306a\u304f\u3088\u308a\u591a\u304f\u306e\u9805\u76ee\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u3002\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u5e73\u5766\u5ea6\u3001\u540c\u5fc3\u5ea6\u3001\u30d4\u30f3\u4f4d\u7f6e\u3001\u30c1\u30e3\u30cd\u30eb\u6df1\u3055\u3001\u5d4c\u5408\u6027\u80fd\u306f\u3001\u90e8\u54c1\u91cd\u91cf\u3067\u306f\u660e\u3089\u304b\u306b\u3067\u304d\u306a\u3044\u6750\u6599\u306e\u5f71\u97ff\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n<h2 id=\"shortlist\">\u5358\u4e00\u306e\u65e9\u671f\u9078\u629e\u3067\u306f\u306a\u304f\u5019\u88dc\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3059\u308b<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3606\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification.webp\" alt=\"micro-resin-candidate-qualification\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-resin-candidate-qualification-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<p>2\u3064\u304b3\u3064\u306e\u73fe\u5b9f\u7684\u306a\u5019\u88dc\u306f\u3001\u5b9f\u73fe\u53ef\u80fd\u6027\u691c\u8a0e\u4e2d\u306e\u5b66\u7fd2\u3092\u7dad\u6301\u3059\u308b\u3002\u5404\u5019\u88dc\u306f\u8b72\u308c\u306a\u3044\u88fd\u54c1\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3001\u610f\u56f3\u3059\u308b\u30b0\u30ec\u30fc\u30c9\u3001\u8272\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u72b6\u6cc1\u3067\u5165\u624b\u53ef\u80fd\u3067\u3042\u308b\u3079\u304d\u3067\u3042\u308b\u3002\u305d\u306e\u5f8c\u3001\u6bd4\u8f03\u306f\u5145\u586b\u3001\u30d0\u30ea\u4f59\u88d5\u3001\u96e2\u578b\u3001\u5bf8\u6cd5\u5b89\u5b9a\u6027\u3001\u5916\u89b3\u3001\u63a5\u7740\u3001\u6a5f\u80fd\u8a66\u9a13\u306b\u7126\u70b9\u3092\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n<ol>\n<li>\u8981\u4ef6\u30ea\u30b9\u30c8\u3092\u78ba\u5b9a\u3057\u3001\u6545\u969c\u30ea\u30b9\u30af\u3092\u9806\u4f4d\u4ed8\u3051\u3059\u308b\u3002.<\/li>\n<li>\u6e29\u5ea6\u3001\u5316\u5b66\u3001\u898f\u5236\u3001\u307e\u305f\u306f\u96fb\u6c17\u7684\u8981\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u30b0\u30ec\u30fc\u30c9\u3092\u9664\u5916\u3059\u308b\u3002.<\/li>\n<li>\u5404\u5019\u88dc\u306b\u3064\u3044\u3066\u3001\u5f62\u72b6\u306e\u6d41\u52d5\u3001\u30b2\u30fc\u30c8\u3001\u30d9\u30f3\u30c8\u3001\u96e2\u578b\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b\u3002.<\/li>\n<li>Trial the actual production formulation under a controlled process window.<\/li>\n<li>Condition and measure parts using the agreed method.<\/li>\n<li>Test the assembled function, not only isolated dimensions.<\/li>\n<li>Document the approved grade and change-control rules.<\/li>\n<\/ol>\n<p>A qualified <a href=\"https:\/\/www.jcinjectionmolding.com\/ja\/service\/micro-injection-molding\/\">\u30de\u30a4\u30af\u30ed\u5c04\u51fa\u6210\u5f62<\/a> project treats material, tool, process, handling, and metrology as one system. That is why the most fluid resin is not automatically the most reliable choice.<\/p>\n<h2 id=\"material-faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3602\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion.webp\" alt=\"micro-material-engineering-discussion\" width=\"1600\" height=\"900\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion.webp 1600w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion-300x169.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion-1024x576.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion-768x432.webp 768w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion-1536x864.webp 1536w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/09\/h2-micro-material-engineering-discussion-18x10.webp 18w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<h3>Is the lowest-viscosity resin always best for micro molding?<\/h3>\n<p>No. Flow matters, but the resin must also survive the product environment, release without damage, hold dimensions, and remain stable during processing.<\/p>\n<h3>Can a filled polymer reproduce micro features?<\/h3>\n<p>It may, but filler size, orientation, surface finish, tool wear, and local flow must be evaluated. Reinforcement can improve stiffness while making fine-detail replication and appearance more demanding.<\/p>\n<h3>Why should the exact color be included in qualification?<\/h3>\n<p>Pigments and carrier resins can affect rheology, heat absorption, appearance, and sometimes properties. Production color should be treated as part of the material system.<\/p>\n<h3>When should dimensions be measured?<\/h3>\n<p>Use a defined interval and conditioning state that match the drawing or final application. Immediate measurements may not represent the stable part.<\/p>\n<h3>What material information should accompany an RFQ?<\/h3>\n<p>Provide the exact grade if fixed, or temperature, chemical, mechanical, optical, electrical, regulatory, color, and sterilization requirements if alternatives are allowed.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Micro molding material selection should begin with the failure the finished part must resist, not with a familiar resin name. At micro scale, flow through a thin feature, thermal history in a small shot, shrinkage around a datum, and the way a part is handled can change which material is practical. A polymer that looks ideal on a datasheet may be difficult to meter, replicate, release, or inspect in the actual geometry. The useful goal is a short, testable material list. This guide moves from product requirements to molding behavior, then shows how to qualify a resin without confusing easy filling with long-term performance. Selection path Start with the failure [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3608,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3559","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/posts\/3559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/comments?post=3559"}],"version-history":[{"count":0,"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/posts\/3559\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/media\/3608"}],"wp:attachment":[{"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/media?parent=3559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/categories?post=3559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/ja\/wp-json\/wp\/v2\/tags?post=3559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}