{"id":11677,"date":"2023-05-13T16:01:20","date_gmt":"2023-05-13T08:01:20","guid":{"rendered":"https:\/\/firstmold.com\/?p=11677"},"modified":"2025-07-15T13:33:26","modified_gmt":"2025-07-15T05:33:26","slug":"plastic-shrinkage","status":"publish","type":"post","link":"https:\/\/firstmold.com\/zh\/guides\/plastic-shrinkage\/","title":{"rendered":"\u4ec0\u4e48\u662f\u5851\u6599\u6536\u7f29\uff1f"},"content":{"rendered":"<p>\u6536\u7f29\u662f\u5851\u6599\u7684\u4e00\u4e2a\u91cd\u8981\u7279\u6027\uff0c\u76f4\u63a5\u5f71\u54cd\u4ea7\u54c1\u7684\u6210\u578b\u3002\u5728 <a href=\"https:\/\/firstmold.com\/zh\/guides\/what-is-an-injection-mold\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u6ce8\u5851\u6a21\u5177<\/strong><\/a> \u548c <a href=\"https:\/\/firstmold.com\/zh\/guides\/what-is-injection-molding\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u6ce8\u5851<\/strong><\/a> \u8bbe\u8ba1\u4eba\u5458\u5fc5\u987b\u638c\u63e1\u6536\u7f29\u7387\uff0c\u56e0\u4e3a\u5b83\u4f1a\u5f71\u54cd\u6a21\u5177\u8bbe\u8ba1\u3002 <\/p>\n\n\n\n<p>\u5bf9\u4e8e\u4e0d\u76f4\u63a5\u751f\u4ea7\u5851\u6599\u5236\u54c1\u7684\u4ea7\u54c1\u8bbe\u8ba1\u5e08\u6765\u8bf4\uff0c\u4e86\u89e3\u6536\u7f29\u7387\u81f3\u5173\u91cd\u8981\u3002\u5426\u5219\uff0c\u4ed6\u4eec\u7684\u8bbe\u8ba1\u53ef\u80fd\u4f1a\u5728\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u9020\u6210\u4e0d\u5fc5\u8981\u7684\u95ee\u9898\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u58c1\u8f83\u539a\u7684\u4ea7\u54c1\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u5168\u9762\u63a2\u8ba8\u4e86\u5851\u6599\u6536\u7f29\u95ee\u9898\uff0c\u4e3a\u6a21\u5177\u548c\u4ea7\u54c1\u8bbe\u8ba1\u5e08\u63d0\u4f9b\u4e86\u6df1\u523b\u89c1\u89e3\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-plastic-shrinkage\">\u4ec0\u4e48\u662f\u5851\u6599\u6536\u7f29\uff1f<\/h2>\n\n\n\n<p>\u5851\u6599\u6536\u7f29\u662f\u6307\u4ece\u6700\u521d\u7684\u672a\u51b7\u5374\u5c3a\u5bf8\u5230\u51b7\u5374\u540e\u7684\u5ba4\u6e29\u5c3a\u5bf8\u4e4b\u95f4\u7684\u5c3a\u5bf8\u7f29\u51cf\u767e\u5206\u6bd4\u3002\u5b83\u4e0d\u4ec5\u662f\u70ed\u80c0\u51b7\u7f29\u9020\u6210\u7684\uff0c\u8fd8\u4e0e\u5404\u79cd\u6210\u578b\u56e0\u7d20\u6709\u5173\uff0c\u56e0\u6b64\u79f0\u4e3a\u6210\u578b\u6536\u7f29\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u6765\u8bf4\uff0c\u6536\u7f29\u7387\u53ef\u4ee5\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a <\/p>\n\n\n\n<p><strong>\u6536\u7f29\u7387 =\uff08\u539f\u59cb\u5c3a\u5bf8 - \u51b7\u5374\u5c3a\u5bf8\uff09\/\u539f\u59cb\u5c3a\u5bf8 \u00d7 100%<\/strong><\/p>\n\n\n\n<p>\u5851\u6599\u6536\u7f29\u7684\u7a0b\u5ea6\u53d6\u51b3\u4e8e\u6750\u6599\u7c7b\u578b\u3001\u6210\u5206\u3001\u5438\u6e7f\u6027\u548c\u6a21\u5177\u6e29\u5ea6\u7b49\u56e0\u7d20\u3002\u4f8b\u5982\uff0c\u7ed3\u6676\u5851\u6599\u7684\u6536\u7f29\u7387\u901a\u5e38\u5927\u4e8e\u65e0\u5b9a\u5f62\u5851\u6599\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-impact-of-shrinkage-on-parts\">\u6536\u7f29\u5bf9\u90e8\u4ef6\u7684\u5f71\u54cd<\/h3>\n\n\n\n<p>\u6536\u7f29\u5bf9\u96f6\u4ef6\u7684\u5f71\u54cd\u662f\u591a\u65b9\u9762\u7684\uff0c\u5305\u62ec\u4ea7\u54c1\u6027\u80fd\u3001\u5916\u89c2\u548c\u751f\u4ea7\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u5b83\u4f1a\u964d\u4f4e\u96f6\u4ef6\u7684\u5c3a\u5bf8\u7cbe\u5ea6\u3002\u6536\u7f29\u7387\u63a7\u5236\u4e0d\u5f53\u4f1a\u4f7f\u96f6\u4ef6\u5c3a\u5bf8\u504f\u79bb\u8bbe\u8ba1\u89c4\u683c\uff0c\u5f71\u54cd\u88c5\u914d\u7cbe\u5ea6\u548c\u88c5\u914d\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u5728\u6c7d\u8f66\u884c\u4e1a\uff0c\u6536\u7f29\u4f1a\u963b\u788d\u95e8\u7a97\u7b49\u90e8\u4ef6\u7684\u987a\u5229\u8fd0\u884c\uff0c\u5f71\u54cd\u8f66\u8f86\u7684\u6574\u4f53\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>\u5176\u6b21\uff0c\u5b83\u4f1a\u5f71\u54cd\u96f6\u4ef6\u7684\u5916\u89c2\u8d28\u91cf\u3002\u5851\u6599\u96f6\u4ef6\u901a\u5e38\u8868\u9762\u5149\u6ed1\uff0c\u6536\u7f29\u4f1a\u9020\u6210\u8868\u9762\u4e0d\u89c4\u5219\uff0c\u964d\u4f4e\u4ea7\u54c1\u7684\u7f8e\u89c2\u5ea6\u548c\u8d28\u611f\u3002\u8fd9\u4e0d\u4ec5\u4f1a\u5f71\u54cd\u6d88\u8d39\u8005\u7684\u8d2d\u4e70\u51b3\u7b56\uff0c\u8fd8\u4f1a\u635f\u5bb3\u516c\u53f8\u7684\u54c1\u724c\u5f62\u8c61\u3002<\/p>\n\n\n\n<p>\u6b64\u5916\uff0c\u6536\u7f29\u8fd8\u4f1a\u589e\u52a0\u751f\u4ea7\u6210\u672c\u3002\u4e3a\u4e86\u63a7\u5236\u6536\u7f29\u7387\uff0c\u6ce8\u5851\u516c\u53f8\u5fc5\u987b\u91c7\u53d6\u5404\u79cd\u63aa\u65bd\uff0c\u5982\u8c03\u6574\u6a21\u5177\u8bbe\u8ba1\u548c\u4f18\u5316\u6ce8\u5851\u5de5\u827a\u3002\u8fd9\u4e9b\u63aa\u65bd\u9700\u8981\u5927\u91cf\u7684\u4eba\u529b\u548c\u7269\u529b\uff0c\u4ece\u800c\u589e\u52a0\u4e86\u751f\u4ea7\u6210\u672c\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u96f6\u4ef6\u5c3a\u5bf8\u7cbe\u5ea6\u964d\u4f4e\uff0c\u4f01\u4e1a\u53ef\u80fd\u9700\u8981\u8fdb\u884c\u4e8c\u6b21\u52a0\u5de5\u6216\u7ef4\u4fee\uff0c\u8fdb\u4e00\u6b65\u589e\u52a0\u4e86\u751f\u4ea7\u6210\u672c\u548c\u65f6\u95f4\u6210\u672c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-why-product-designers-need-to-know-injection-molding-shrinkage\">\u4ea7\u54c1\u8bbe\u8ba1\u5e08\u4e3a\u4f55\u9700\u8981\u4e86\u89e3\u6ce8\u5851\u6536\u7f29\u7387<\/h3>\n\n\n\n<p>\u867d\u7136\u6ce8\u5851\u5de5\u5382\u5728\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u89e3\u51b3\u4e86\u6536\u7f29\u95ee\u9898\uff0c\u4f46\u4ea7\u54c1\u8bbe\u8ba1\u5e08\u4ecd\u7136\u9700\u8981\u638c\u63e1\u4e0e\u6536\u7f29\u76f8\u5173\u7684\u77e5\u8bc6\u3002\u539f\u56e0\u5982\u4e0b<\/p>\n\n\n\n<p><strong>\u4f18\u5316\u8bbe\u8ba1\uff1a<\/strong> \u4e86\u89e3\u6536\u7f29\u7387\u540e\uff0c\u8bbe\u8ba1\u4eba\u5458\u5c31\u80fd\u9884\u6d4b\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u7684\u5c3a\u5bf8\u53d8\u5316\uff0c\u4ece\u800c\u4f18\u5316\u8bbe\u8ba1\uff0c\u5b9e\u73b0\u7cbe\u786e\u3001\u4e00\u81f4\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p><strong>\u6750\u6599\u9009\u62e9\uff1a<\/strong> \u4e0d\u540c\u5851\u6599\u5728\u6210\u578b\u8fc7\u7a0b\u4e2d\u4f1a\u4ea7\u751f\u4e0d\u540c\u7a0b\u5ea6\u7684\u6536\u7f29\u3002\u4e86\u89e3\u6536\u7f29\u7387\u6709\u52a9\u4e8e\u6839\u636e\u8bbe\u8ba1\u8981\u6c42\u9009\u62e9\u5408\u9002\u7684\u6750\u6599\u3002<\/p>\n\n\n\n<p><strong>\u8fed\u4ee3\u8bbe\u8ba1\u8fc7\u7a0b\uff1a<\/strong> \u53ca\u65e9\u9884\u6d4b\u548c\u89e3\u51b3\u7f29\u6c34\u95ee\u9898\u53ef\u7f29\u77ed\u5f00\u53d1\u5468\u671f\uff0c\u52a0\u5feb\u4ea7\u54c1\u4e0a\u5e02\u901f\u5ea6\u3002<\/p>\n\n\n\n<p><strong>\u6210\u672c\u6548\u76ca\uff1a<\/strong> \u5c3d\u91cf\u51cf\u5c11\u4e0e\u6536\u7f29\u76f8\u5173\u7684\u95ee\u9898\u53ef\u4ee5\u51cf\u5c11\u6d6a\u8d39\u3001\u8fd4\u5de5\u548c\u5ef6\u8bef\uff0c\u63d0\u9ad8\u751f\u4ea7\u6d41\u7a0b\u7684\u6210\u672c\u6548\u76ca\u3002\u610f\u8bc6\u5230\u6536\u7f29\u95ee\u9898\u7684\u8bbe\u8ba1\u5e08\u53ef\u4ee5\u8bbe\u8ba1\u51fa\u7ecf\u6d4e\u53ef\u884c\u7684\u4ea7\u54c1\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-factors-influencing-injection-molding-shrinkage\">\u5f71\u54cd\u6ce8\u5851\u6536\u7f29\u7684\u56e0\u7d20<\/h2>\n\n\n\n<p>\u4e0d\u540c\u5851\u6599\u7684\u6536\u7f29\u7387\u56e0\u539a\u5ea6\u3001\u6210\u578b\u5de5\u827a\u548c\u73af\u5883\u6761\u4ef6\u7b49\u56e0\u7d20\u800c\u5f02\u3002\u5bf9\u4e8e\u4ea7\u54c1\u8bbe\u8ba1\u5e08\u6765\u8bf4\uff0c\u5fc5\u987b\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u58c1\u539a\u4f1a\u5bfc\u81f4\u51b7\u5374\u65f6\u95f4\u5ef6\u957f\u548c\u6536\u7f29\u7387\u589e\u5927\u3002<\/li>\n\n\n\n<li>\u52a0\u56fa\u548c\u96d5\u523b\u7b49\u529f\u80fd\u53ef\u9632\u6b62\u6536\u7f29\uff0c\u4ece\u800c\u4f7f\u8fd9\u4e9b\u533a\u57df\u7684\u6536\u7f29\u7387\u66f4\u5c0f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5bf9\u4e8e\u6a21\u5177\u8bbe\u8ba1\u4eba\u5458\u6765\u8bf4\uff0c\u5e94\u6ce8\u610f\u5851\u6599\u6536\u7f29\u7684\u5f71\u54cd\u65b9\u5f0f\uff0c\u4e3b\u8981\u662f\u5728\u4ee5\u4e0b\u60c5\u51b5\u4e2d\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-molding-processes-factor\">\u6210\u578b\u5de5\u827a\u56e0\u7d20<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7a33\u5b9a\u7684\u6210\u578b\u6e29\u5ea6\u53ef\u51cf\u5c11\u6536\u7f29\u3002<\/li>\n\n\n\n<li>\u589e\u52a0\u6ce8\u5851\u538b\u529b\u53ef\u51cf\u5c11\u6536\u7f29\u3002<\/li>\n\n\n\n<li>\u8f83\u9ad8\u7684\u7194\u4f53\u6e29\u5ea6\u53ef\u51cf\u5c11\u6536\u7f29\u3002<\/li>\n\n\n\n<li>\u8f83\u9ad8\u7684\u6a21\u5177\u6e29\u5ea6\u4f1a\u589e\u52a0\u6536\u7f29\u7387\u3002<\/li>\n\n\n\n<li>\u957f\u65f6\u95f4\u52a0\u538b\u53ef\u4fdd\u6301\u6536\u7f29\u51cf\u5c11\u3002<\/li>\n\n\n\n<li>\u5ef6\u957f\u6a21\u5177\u51b7\u5374\u65f6\u95f4\u53ef\u51cf\u5c11\u6536\u7f29\u3002<\/li>\n\n\n\n<li>\u9ad8\u6ce8\u5851\u901f\u5ea6\u4f1a\u7565\u5fae\u589e\u52a0\u6536\u7f29\u7387\u3002<\/li>\n\n\n\n<li>\u521d\u671f\u6536\u7f29\u8f83\u5927\uff0c\u5927\u7ea6\u4e24\u5929\u540e\u8d8b\u4e8e\u7a33\u5b9a\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-plastic-structure-factor\">\u5851\u6599\u7ed3\u6784\u56e0\u5b50<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u539a\u58c1\u96f6\u4ef6\u7684\u6536\u7f29\u7387\u66f4\u9ad8\u3002<\/li>\n\n\n\n<li>\u90e8\u4ef6 <a href=\"https:\/\/firstmold.com\/zh\/guides\/mold-inserts\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u5d4c\u4ef6<\/strong><\/a> \u6536\u7f29\u7387\u8f83\u4f4e\u3002<\/li>\n\n\n\n<li>\u590d\u6742\u5f62\u72b6\u7684\u6536\u7f29\u7387\u8f83\u5c0f\u3002<\/li>\n\n\n\n<li>\u6536\u7f29\u7387\u901a\u5e38\u5728\u6d41\u52a8\u65b9\u5411\u8f83\u5c0f\u3002<\/li>\n\n\n\n<li>\u7ec6\u957f\u90e8\u4ef6\u6cbf\u957f\u5ea6\u65b9\u5411\u7684\u6536\u7f29\u7387\u8f83\u4f4e\u3002<\/li>\n\n\n\n<li>\u6cbf\u957f\u5ea6\u65b9\u5411\u7684\u6536\u7f29\u7387\u5c0f\u4e8e\u539a\u5ea6\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-mold-structure-factor\">\u6a21\u5177\u7ed3\u6784\u56e0\u7d20<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f83\u5927\u7684\u6d47\u53e3\u5c3a\u5bf8\u53ef\u51cf\u5c11\u6536\u7f29\u3002<\/li>\n\n\n\n<li>\u79bb\u6d47\u53e3\u8f83\u8fdc\u7684\u90e8\u4ef6\u6536\u7f29\u8f83\u5c0f\u3002<\/li>\n\n\n\n<li>\u6a21\u5177\u7684\u53d7\u9650\u90e8\u5206\u6536\u7f29\u8f83\u5c0f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-plastic-properties-factor\">\u5851\u6599\u7279\u6027\u7cfb\u6570<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ed3\u6676\u5851\u6599\u6bd4\u65e0\u5b9a\u5f62\u5851\u6599\u7684\u6536\u7f29\u7387\u66f4\u5927\u3002<\/li>\n\n\n\n<li>\u6d41\u52a8\u6027\u597d\u7684\u5851\u6599\u6210\u578b\u6536\u7f29\u8f83\u5c0f\u3002<\/li>\n\n\n\n<li>\u5728\u5851\u6599\u4e2d\u6dfb\u52a0\u586b\u6599\u53ef\u5927\u5927\u51cf\u5c11\u6536\u7f29\u3002<\/li>\n\n\n\n<li>\u540c\u4e00\u79cd\u5851\u6599\u7684\u4e0d\u540c\u6279\u6b21\u4f1a\u8868\u73b0\u51fa\u4e0d\u540c\u7684\u6536\u7f29\u7387\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-various-materials-exhibit-different-shrinkage-in-injection-molding\">\u5404\u79cd\u6750\u6599\u5728\u6ce8\u5851\u6210\u578b\u8fc7\u7a0b\u4e2d\u8868\u73b0\u51fa\u4e0d\u540c\u7684\u6536\u7f29\u7387<\/h2>\n\n\n\n<p>\u7531\u4e8e\u5f71\u54cd\u5851\u6599\u6536\u7f29\u7387\u7684\u56e0\u7d20\u5f88\u591a\uff0c\u56e0\u6b64\u6536\u7f29\u7387\u503c\u7684\u6ce2\u52a8\u8303\u56f4\u5f88\u5927\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u5728\u7f51\u4e0a\u627e\u5230\u7684 ABS \u6536\u7f29\u7387\u7ea6\u4e3a 0.4% \u81f3 0.7%\u3002\u4e3a\u4e86\u63d0\u4f9b\u66f4\u7cbe\u786e\u7684\u8303\u56f4\uff0cFirstMold \u7f16\u5236\u4e86\u51e0\u4e2a\u8be6\u7ec6\u7684\u5851\u6599\u6536\u7f29\u7387\u8868\u683c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pa6-plastic-shrinkage\">PA6 \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>15% \u73bb\u7ea4\u589e\u5f3a PA6<\/td><td>0.5-0.8<\/td><td>PA6G15<\/td><\/tr><tr><td>20% \u73bb\u7ea4\u589e\u5f3a PA6<\/td><td>0.4-0.6<\/td><td>PA6G20<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a PA6<\/td><td>0.3-0.5<\/td><td>PA6G30<\/td><\/tr><tr><td>40% \u73bb\u7ea4\u589e\u5f3a PA6<\/td><td>0.1-0.3<\/td><td>PA6G40<\/td><\/tr><tr><td>50% \u73bb\u7ea4\u589e\u5f3a PA6<\/td><td>0.1-0.3<\/td><td>PA6G50<\/td><\/tr><tr><td>25% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PA6<\/td><td>0.2-0.4<\/td><td>Z-PA6G25<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PA6<\/td><td>0.2-0.4<\/td><td>Z-PA6G30<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u578b\u65e0\u5364\u963b\u71c3 PA6<\/td><td>0.2-0.4<\/td><td>Z-PA6G30<\/td><\/tr><tr><td>\u65e0\u5364\u963b\u71c3 PA6<\/td><td>0.8-1.2<\/td><td>Z-PA6<\/td><\/tr><tr><td>30% \u77ff\u7269\u586b\u5145\u65e0\u5364\u963b\u71c3 PA6<\/td><td>0.5-0.8<\/td><td>Z-PA6M30<\/td><\/tr><tr><td>30% \u586b\u5145 PA6 \u7684\u73bb\u7483\u5fae\u7403<\/td><td>0.8-1.2<\/td><td>PA6M30<\/td><\/tr><tr><td>30% \u586b\u5145 PA6 \u7684\u73bb\u7483\u7ea4\u7ef4\u77ff\u7269\u590d\u5408\u6750\u6599<\/td><td>0.3-0.5<\/td><td>PA6M30<\/td><\/tr><tr><td>40% \u586b\u5145 PA6 \u7684\u73bb\u7483\u7ea4\u7ef4\u77ff\u7269\u590d\u5408\u6750\u6599<\/td><td>0.2-0.5<\/td><td>PA6M40<\/td><\/tr><tr><td>30% \u77ff\u7269\u586b\u5145 PA6<\/td><td>0.6-0.9<\/td><td>PA6M30<\/td><\/tr><tr><td>40% \u77ff\u7269\u586b\u5145 PA6<\/td><td>0.4-0.7<\/td><td>PA6M40<\/td><\/tr><tr><td>\u666e\u901a\u6ce8\u5851\u7ea7 PA6<\/td><td>1.4-1.8<\/td><td>PA6<\/td><\/tr><tr><td>\u5feb\u901f\u6210\u578b PA6<\/td><td>1.2-1.6<\/td><td>PA6<\/td><\/tr><tr><td>\u666e\u901a\u589e\u97e7 PA6<\/td><td>1.0-1.5<\/td><td>PA6<\/td><\/tr><tr><td>\u4e2d\u5ea6\u589e\u97e7 PA6<\/td><td>0.9-1.3<\/td><td>PA6<\/td><\/tr><tr><td>\u8d85\u97e7 PA6<\/td><td>0.9-1.3<\/td><td>PA6<\/td><\/tr><tr><td>\u586b\u5145 MoS2 \u7684\u8010\u78e8 PA6<\/td><td>1.0-1.4<\/td><td>PA6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pa6-plastic-shrinkage-0\">PA6 \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>15% \u73bb\u7ea4\u589e\u5f3a PA66<\/td><td>0.6-0.9<\/td><td>PA66G15<\/td><\/tr><tr><td>20% \u73bb\u7ea4\u589e\u5f3a PA66<\/td><td>0.5-0.8<\/td><td>PA66G20<\/td><\/tr><tr><td>25% \u73bb\u7ea4\u589e\u5f3a\u8010\u70ed\u6cb9 PA66<\/td><td>0.4-0.7<\/td><td>PA66G25<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a PA66<\/td><td>0.4-0.7<\/td><td>PA66G30<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u8010\u6c34\u89e3 PA66<\/td><td>0.3-0.6<\/td><td>PA66G30<\/td><\/tr><tr><td>40% \u73bb\u7ea4\u589e\u5f3a PA66<\/td><td>0.2-0.5<\/td><td>PA66G40<\/td><\/tr><tr><td>50% \u73bb\u7ea4\u589e\u5f3a PA66<\/td><td>0.1-0.3<\/td><td>PA66G50<\/td><\/tr><tr><td>25% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PA66<\/td><td>0.2-0.4<\/td><td>Z-PA66G25<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PA66<\/td><td>0.2-0.4<\/td><td>Z-PA66G30<\/td><\/tr><tr><td>30% \u77ff\u7269\u586b\u5145\u65e0\u5364\u963b\u71c3 PA66<\/td><td>0.2-0.4<\/td><td>PA66M30<\/td><\/tr><tr><td>\u65e0\u5364\u963b\u71c3 PA66<\/td><td>0.8-1.2<\/td><td>Z-PA66<\/td><\/tr><tr><td>30% \u77ff\u7269\u586b\u5145\u65e0\u5364\u963b\u71c3 PA66<\/td><td>0.4-0.7<\/td><td>Z-PA66M30<\/td><\/tr><tr><td>30% \u586b\u5145\u73bb\u7483\u5fae\u7403\u7684 PA66<\/td><td>0.8-1.2<\/td><td>PA66M30<\/td><\/tr><tr><td>30% \u586b\u5145 PA66 \u7684\u73bb\u7483\u7ea4\u7ef4\u77ff\u7269\u590d\u5408\u6750\u6599<\/td><td>0.2-0.5<\/td><td>PA66M30<\/td><\/tr><tr><td>30% \u77ff\u7269\u586b\u5145 PA66<\/td><td>0.6-0.9<\/td><td>PA66M30<\/td><\/tr><tr><td>40% \u77ff\u7269\u586b\u5145 PA66<\/td><td>0.4-0.7<\/td><td>PA66M40<\/td><\/tr><tr><td>\u666e\u901a\u6ce8\u5851\u7ea7 PA66<\/td><td>1.5-1.8<\/td><td>PA66<\/td><\/tr><tr><td>PA66 \u5feb\u901f\u6210\u578b\u673a<\/td><td>1.5-1.8<\/td><td>PA66<\/td><\/tr><tr><td>\u4e00\u822c\u589e\u97e7 PA66<\/td><td>1.2-1.7<\/td><td>PA66<\/td><\/tr><tr><td>\u4e2d\u5ea6\u589e\u97e7 PA66<\/td><td>1.2-1.6<\/td><td>PA66<\/td><\/tr><tr><td>\u8d85\u97e7 PA66<\/td><td>1.2-1.6<\/td><td>PA66<\/td><\/tr><tr><td>\u586b\u5145 MoS2 \u7684\u8010\u78e8 PA66<\/td><td>1.2-1.6<\/td><td>PA66<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pp-plastic-shrinkage\">PP \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>20% \u6ed1\u77f3\u7c89\u586b\u5145 PP<\/td><td>1.0-1.5<\/td><td>PPM20<\/td><\/tr><tr><td>30% \u6ed1\u77f3\u7c89\u586b\u5145 PP<\/td><td>0.8-1.2<\/td><td>PPM30<\/td><\/tr><tr><td>40% \u6ed1\u77f3\u7c89\u586b\u5145 PP<\/td><td>0.8-1.0<\/td><td>PPM40<\/td><\/tr><tr><td>20% \u6ed1\u77f3\u7c89\u586b\u5145\u589e\u97e7 PP<\/td><td>1.0-1.2<\/td><td>PPM20<\/td><\/tr><tr><td>20% \u586b\u5145\u78b3\u9178\u9499\u7684 PP<\/td><td>1.2-1.6<\/td><td>PPM20<\/td><\/tr><tr><td>10% \u73bb\u7ea4\u589e\u5f3a PP<\/td><td>0.7-1.0<\/td><td>PPG10<\/td><\/tr><tr><td>20% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PP<\/td><td>0.5-0.8<\/td><td>PPG20<\/td><\/tr><tr><td>30% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PP<\/td><td>0.4-0.7<\/td><td>PPG30<\/td><\/tr><tr><td>20% \u73bb\u7483\u5fae\u7403\u586b\u5145 PP<\/td><td>1.2-1.6<\/td><td>PPM20<\/td><\/tr><tr><td>30% \u586b\u5145\u73bb\u7483\u5fae\u7403\u7684 PP<\/td><td>1.0-1.2<\/td><td>PPM20<\/td><\/tr><tr><td>\u6eb4\u5316\u963b\u71c3 PP<\/td><td>1.5-1.8<\/td><td>\u805a\u4e19\u70ef<\/td><\/tr><tr><td>\u65e0\u5364\u963b\u71c3 PP<\/td><td>1.3-1.6<\/td><td>\u805a\u4e19\u70ef<\/td><\/tr><tr><td>\u5927\u6d41\u91cf\u9ad8\u6297\u51b2\u805a\u4e19\u70ef<\/td><td>1.5-2.0<\/td><td>\u805a\u4e19\u70ef<\/td><\/tr><tr><td>\u666e\u901a\u94a2\u5316 PP<\/td><td>1.5-2.0<\/td><td>\u805a\u4e19\u70ef<\/td><\/tr><tr><td>\u4e2d\u5ea6\u589e\u97e7 PP<\/td><td>1.4-1.9<\/td><td>\u805a\u4e19\u70ef<\/td><\/tr><tr><td>\u8d85\u97e7 PP<\/td><td>1.3-1.8<\/td><td>\u805a\u4e19\u70ef<\/td><\/tr><tr><td>\u8010\u70ed\u8001\u5316 PP1<\/td><td>1.5-2.0<\/td><td>PP1<\/td><\/tr><tr><td>\u8010\u70ed\u8001\u5316 PP2<\/td><td>1.5-2.0<\/td><td>PP2<\/td><\/tr><tr><td>\u8010\u70ed\u8001\u5316 PP3<\/td><td>1.5-2.0<\/td><td>PP3<\/td><\/tr><tr><td>\u6297\u51b2\u51fb\u6027 \u6297\u98ce\u5316\u6027 PP4<\/td><td>1.5-2.0<\/td><td>PP4<\/td><\/tr><tr><td>\u9ad8\u6297\u51b2\u51fb\u8010\u5019\u6027 PP5<\/td><td>1.5-1.8<\/td><td>PP5<\/td><\/tr><tr><td>20% \u6ed1\u77f3\u7c89\u586b\u5145 PP6<\/td><td>1.0-1.2<\/td><td>PP6<\/td><\/tr><tr><td>30% \u6ed1\u77f3\u7c89\u586b\u5145 PP7<\/td><td>0.9-1.1<\/td><td>PP7<\/td><\/tr><tr><td>40% \u6ed1\u77f3\u7c89\u586b\u5145 PP8<\/td><td>0.8-1.0<\/td><td>PP8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pc-plastic-shrinkage\">PC \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>10% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC<\/td><td>0.3-0.5<\/td><td>PCG10<\/td><\/tr><tr><td>20% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC<\/td><td>0.3-0.5<\/td><td>PCG20<\/td><\/tr><tr><td>25% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC<\/td><td>0.2-0.4<\/td><td>PCG25<\/td><\/tr><tr><td>30% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC<\/td><td>0.2-0.4<\/td><td>PCG30<\/td><\/tr><tr><td>20% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PC<\/td><td>0.2-0.4<\/td><td>Z-PCG20<\/td><\/tr><tr><td>25% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PC<\/td><td>0.2-0.4<\/td><td>Z-PCG25<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 PC<\/td><td>0.2-0.4<\/td><td>Z-PCG30<\/td><\/tr><tr><td>20% \u73bb\u7ea4\u589e\u5f3a\u578b\u65e0\u5364\u963b\u71c3 PC<\/td><td>0.2-0.4<\/td><td>Z-PCG20<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u578b\u65e0\u5364\u963b\u71c3 PC<\/td><td>0.1-0.3<\/td><td>Z-PCG30<\/td><\/tr><tr><td>20% \u586b\u5145\u73bb\u7483\u5fae\u7403 PC<\/td><td>0.3-0.6<\/td><td>PCM20<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pc-abs-plastic-shrinkage\">PC\/ABS \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>20% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC\/ABS<\/td><td>0.2-0.4<\/td><td>PC\/ABSG20<\/td><\/tr><tr><td>\u6eb4\u5316\u963b\u71c3 PC\/ABS<\/td><td>0.3-0.6<\/td><td>Z-PC\/ABS<\/td><\/tr><tr><td>\u65e0\u5364\u963b\u71c3 PC\/ABS<\/td><td>0.4-0.7<\/td><td>Z-PC\/ABS<\/td><\/tr><tr><td>\u8010\u5019\u6027 PC\/ABS<\/td><td>0.4-0.7<\/td><td>PC\/ABS<\/td><\/tr><tr><td>35% PC<\/td><td>0.4-0.6<\/td><td>PC\/ABS<\/td><\/tr><tr><td>65% PC<\/td><td>0.4-0.7<\/td><td>PC\/ABS<\/td><\/tr><tr><td>85% PC<\/td><td>0.4-0.7<\/td><td>PC\/ABS<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pc-pbt-plastic-shrinkage\">PC\/PBT \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>10% \u73bb\u7ea4\u589e\u5f3a PC\/PBT<\/td><td>0.5-0.8<\/td><td>PC\/PBTG10<\/td><\/tr><tr><td>20% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC\/PBT<\/td><td>0.4-0.6<\/td><td>PC\/PBTG20<\/td><\/tr><tr><td>30% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a PC\/PBT<\/td><td>0.3-0.5<\/td><td>PC\/PBTG30<\/td><\/tr><tr><td>30% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3\u9ad8\u8010\u70ed PC\/PBT<\/td><td>0.3-0.5<\/td><td>Z-PC\/PBTG30<\/td><\/tr><tr><td>\u9ad8\u6297\u51b2\u9ad8\u8010\u70ed PC\/PBT<\/td><td>0.6-1.0<\/td><td>PC\/PBT<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-abs-plastic-shrinkage\">ABS \u5851\u6599\u6536\u7f29\u7387\uff1a<\/h3>\n\n\n\n<p>\u4e0b\u9762\u662f\u6839\u636e\u6240\u63d0\u4f9b\u4fe1\u606f\u5236\u4f5c\u7684\u8868\u683c\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6750\u6599\u548c\u8bf4\u660e<\/th><th>\u6a21\u5851\u6536\u7f29\u7387\uff08%\uff09<\/th><th>\u5907\u6ce8<\/th><\/tr><\/thead><tbody><tr><td>20% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a ABS<\/td><td>0.2-0.4<\/td><td>ABSG20<\/td><\/tr><tr><td>25% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a ABS<\/td><td>0.2-0.4<\/td><td>ABSG25<\/td><\/tr><tr><td>30% \u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a ABS<\/td><td>0.1-0.3<\/td><td>ABSG30<\/td><\/tr><tr><td>20% \u73bb\u7ea4\u589e\u5f3a\u963b\u71c3 ABS<\/td><td>0.1-0.3<\/td><td>Z-ABSG20<\/td><\/tr><tr><td>\u666e\u901a\u963b\u71c3\u7ea7 ABS<\/td><td>0.4-0.7<\/td><td>Z-ABS<\/td><\/tr><tr><td>\u666e\u901a\u6ce8\u5851\u7ea7 ABS<\/td><td>0.4-0.7<\/td><td>ABS<\/td><\/tr><tr><td>\u8010\u5019\u7b49\u7ea7 ABS<\/td><td>0.4-0.7<\/td><td>ABS<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-prevent-fluctuations-in-plastic-shrinkage\">\u5982\u4f55\u9632\u6b62\u5851\u6599\u6536\u7f29\u6ce2\u52a8\uff1f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-measures-to-adopt\">\u5e94\u91c7\u53d6\u7684\u63aa\u65bd<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-achieving-flow-and-gate-balance\">\u5b9e\u73b0\u6d41\u91cf\u548c\u95f8\u95e8\u5e73\u8861<\/h4>\n\n\n\n<p>\u5982\u6807\u9898\u6240\u8ff0\uff0c\u6536\u7f29\u7387\u56e0\u6811\u8102\u538b\u529b\u53d8\u5316\u800c\u4e0d\u540c\u3002\u5bf9\u4e8e\u5e26\u6709\u591a\u4e2a\u6d47\u53e3\u7684\u5355\u8154\u6a21\u5177\u6216\u591a\u8154\u6a21\u5177\uff0c\u9002\u5f53\u7684\u6d47\u53e3\u5e73\u8861\u81f3\u5173\u91cd\u8981\u3002\u5e73\u8861\u6d47\u53e3\u662f\u5747\u5300\u6811\u8102\u6d41\u52a8\u7684\u5fc5\u8981\u6761\u4ef6\uff0c\u800c\u5747\u5300\u6811\u8102\u6d41\u52a8\u53d6\u51b3\u4e8e\u6d41\u9053\u5185\u7684\u6d41\u52a8\u963b\u529b\u3002\u56e0\u6b64\uff0c\u6700\u597d\u5148\u5b9e\u73b0\u6d41\u9053\u5e73\u8861\uff0c\u7136\u540e\u518d\u5e73\u8861\u6d47\u53e3\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-mold-cavity-arrangement\">\u6a21\u8154\u5e03\u7f6e<\/h4>\n\n\n\n<p>\u4e3a\u4e86\u4fbf\u4e8e\u8bbe\u7f6e\u6210\u578b\u6761\u4ef6\uff0c\u5fc5\u987b\u6ce8\u610f\u6a21\u5177\u578b\u8154\u7684\u5e03\u7f6e\u3002\u7531\u4e8e\u7194\u878d\u6811\u8102\u4f1a\u5c06\u70ed\u91cf\u5e26\u5165\u6a21\u5177\uff0c\u56e0\u6b64\u5728\u5178\u578b\u7684\u578b\u8154\u5e03\u7f6e\u4e0b\uff0c\u6a21\u5177\u6e29\u5ea6\u5206\u5e03\u4f1a\u5f62\u6210\u4ee5\u6d47\u53e3\u4e3a\u4e2d\u5fc3\u7684\u540c\u5fc3\u5706\u3002\u56e0\u6b64\uff0c\u5728\u9009\u62e9\u591a\u578b\u8154\u6a21\u5177\u7684\u578b\u8154\u5e03\u7f6e\u65f6\uff0c\u5fc5\u987b\u786e\u4fdd\u6d41\u9053\u5e73\u8861\u548c\u4ee5\u6d47\u53e3\u4e3a\u4e2d\u5fc3\u7684\u540c\u5fc3\u5e03\u7f6e\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-preventing-molding-deformation\">\u9632\u6b62\u6210\u578b\u53d8\u5f62<\/h4>\n\n\n\n<p>\u6a21\u5851\u53d8\u5f62\u662f\u7531\u4e8e\u4e0d\u5747\u5300\u6536\u7f29\u5bfc\u81f4\u5185\u5e94\u529b\u800c\u4ea7\u751f\u7684\u3002\u4e3a\u4e86\u9632\u6b62\u4e0d\u5747\u5300\u6536\u7f29\uff0c\u7279\u522b\u662f\u5728\u9f7f\u8f6e\u4e2d\u5fc3\u6709\u5b54\u7684\u5706\u5f62\u4ea7\u54c1\u4e2d\uff0c\u5fc5\u987b\u5728\u4e2d\u5fc3\u4f4d\u7f6e\u8bbe\u7f6e\u6d47\u53e3\u3002\u4f46\u662f\uff0c\u5f53\u6811\u8102\u7684\u6d41\u52a8\u65b9\u5411\u548c\u5782\u76f4\u65b9\u5411\u7684\u6536\u7f29\u7387\u76f8\u5dee\u5f88\u5927\u65f6\uff0c\u5c31\u4f1a\u4ea7\u751f\u5f62\u6210\u692d\u5706\u5f62\u7684\u7f3a\u70b9\u3002 <\/p>\n\n\n\n<p>\u4e3a\u4e86\u83b7\u5f97\u66f4\u9ad8\u7684\u5706\u5ea6\u7cbe\u5ea6\uff0c\u6709\u5fc5\u8981\u8bbe\u7f6e 3 \u70b9\u6216 6 \u70b9\u6d47\u53e3\u3002\u4f46\u662f\uff0c\u786e\u4fdd\u6bcf\u4e2a\u6d47\u53e3\u7684\u9002\u5f53\u5e73\u8861\u81f3\u5173\u91cd\u8981\u3002\u4f7f\u7528\u4fa7\u6d47\u53e3\u65f6\uff0c3 \u70b9\u6d47\u53e3\u53ef\u80fd\u4f1a\u6269\u5927\u5706\u67f1\u5f62\u4ea7\u54c1\u7684\u5185\u5f84\u3002\u5728\u8868\u9762\u548c\u7aef\u9762\u4e0d\u5141\u8bb8\u6709\u6d47\u53e3\u75d5\u8ff9\u7684\u60c5\u51b5\u4e0b\uff0c\u5efa\u8bae\u5c3d\u91cf\u51cf\u5c11\u4f7f\u7528\u5185\u4fa7\u591a\u70b9\u6d47\u53e3\uff0c\u8fd9\u6837\u4f1a\u4ea7\u751f\u826f\u597d\u7684\u6548\u679c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-nbsp\">&nbsp;<\/h3>","protected":false},"excerpt":{"rendered":"<p>\u5851\u6599\u6536\u7f29\u4f1a\u5f71\u54cd\u6ce8\u5851\u6210\u578b\u7684\u5c3a\u5bf8\u7cbe\u5ea6\u3002\u5728\u6b64\u83b7\u53d6\u5b8c\u6574\u7684\u5851\u6599\u6536\u7f29\u7387\u56fe\u8868\u3002<\/p>","protected":false},"author":5,"featured_media":11679,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[47],"tags":[54],"class_list":["post-11677","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-product-design"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.3 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is Plastic Shrinkage? | Plastic Shrinkage Chart<\/title>\n<meta name=\"description\" content=\"Understand shrinkage rates with First 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Explore essential factors and precise calculations for superior mold design and production.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/firstmold.com\/zh\/guides\/plastic-shrinkage\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is Plastic Shrinkage?\" \/>\n<meta property=\"og:description\" content=\"Understand shrinkage rates with First Mold. 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