{"id":30440,"date":"2025-05-30T11:59:43","date_gmt":"2025-05-30T03:59:43","guid":{"rendered":"https:\/\/firstmold.com\/?p=30440"},"modified":"2025-08-26T15:43:17","modified_gmt":"2025-08-26T07:43:17","slug":"ldpe-vs-hdpe","status":"publish","type":"post","link":"https:\/\/firstmold.com\/zh\/tips\/ldpe-vs-hdpe\/","title":{"rendered":"\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e0e\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff1a\u4e86\u89e3\u7279\u6027\u3001\u5e94\u7528\u548c\u52a0\u5de5\u5de5\u827a\u7684\u5dee\u5f02"},"content":{"rendered":"

\u5728\u5851\u6599\u4ea7\u54c1\u5f00\u53d1\u548c\u6ce8\u5851\u6210\u578b\u9886\u57df\uff0c\u4eba\u4eec\u5728\u4e3a\u5236\u9020\u5de5\u827a\u9009\u62e9\u6750\u6599\u65f6\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\uff08LDPE\uff09\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff08HDPE\uff09\u4e4b\u95f4\u7684\u6bd4\u8f83\u3002\u867d\u7136\u4e24\u8005\u90fd\u5c5e\u4e8e\u805a\u4e59\u70ef\u5bb6\u65cf\uff0c\u4f46\u5176\u6027\u80fd\u7279\u70b9\u5374\u6709\u5f88\u5927\u4e0d\u540c\u3002<\/p>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u662f\u4e00\u79cd\u67d4\u97e7\u3001\u67d4\u8f6f\u3001\u6297\u51b2\u51fb\u7684\u805a\u5408\u7269\u3002\u5728\u5de5\u4e1a\u751f\u4ea7\u4e2d\uff0c\u5b83\u975e\u5e38\u9002\u7528\u4e8e\u5851\u6599\u888b\u548c\u6324\u538b\u74f6\u7b49\u5e94\u7528\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5177\u6709\u5353\u8d8a\u7684\u521a\u6027\u3001\u62c9\u4f38\u5f3a\u5ea6\u548c\u4f18\u5f02\u7684\u8010\u5316\u5b66\u6027\u3002\u5b83\u901a\u5e38\u7528\u4e8e\u5236\u9020\u786c\u8d28\u5bb9\u5668\u3001\u7ba1\u9053\u548c\u5de5\u4e1a\u90e8\u4ef6\u3002\u867d\u7136\u8fd9\u4e24\u79cd\u6750\u6599\u90fd\u91cd\u91cf\u8f7b\u3001\u6210\u672c\u4f4e\uff0c\u4f46\u5b83\u4eec\u7684\u5bc6\u5ea6\u548c\u5206\u5b50\u7ed3\u6784\u5dee\u5f02\u4f1a\u76f4\u63a5\u5f71\u54cd\u52a0\u5de5\u6761\u4ef6\u3001\u673a\u68b0\u6027\u80fd\u548c\u4ea7\u54c1\u5bff\u547d\u3002\u5de5\u7a0b\u5e08\u3001\u8bbe\u8ba1\u5e08\u548c\u5236\u9020\u5546\u53ef\u4ee5\u901a\u8fc7\u4e86\u89e3\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e4b\u95f4\u7684\u5b9e\u9645\u5dee\u5f02\uff0c\u6839\u636e\u5176\u6700\u7ec8\u7528\u9014\u505a\u51fa\u660e\u667a\u7684\u51b3\u5b9a\u3002<\/p>\n\n\n\n

\u4ec0\u4e48\u662f\u805a\u4e59\u70ef\uff1f<\/h2>\n\n\n\n

\u805a\u4e59\u70ef\u662f\u6700\u5e38\u89c1\u7684\u70ed\u5851\u6027\u5851\u6599\u4e4b\u4e00\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u65e5\u5e38\u4ea7\u54c1\u4e2d\u3002\u5b83\u7528\u9014\u5e7f\u6cdb\uff0c\u7ecf\u4e45\u8010\u7528\uff0c\u4ef7\u683c\u76f8\u5bf9\u4fbf\u5b9c\uff0c\u56e0\u6b64\u53d7\u5230\u5236\u9020\u5546\u7684\u91cd\u89c6\u3002\u805a\u4e59\u70ef\u6709\u591a\u79cd\u724c\u53f7\uff0c\u4f46\u6700\u5e38\u89c1\u7684\u662f LDPE\uff08\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\uff09\u548c HDPE\uff08\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff09\u3002\u8fd9\u4e24\u79cd\u805a\u4e59\u70ef\u7684\u5316\u5b66\u6210\u5206\u76f8\u4f3c\uff0c\u4f46\u7ed3\u6784\u548c\u6027\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u542b\u6709\u9ad8\u5ea6\u652f\u5316\u7684\u5206\u5b50\u7ed3\u6784\uff0c\u66f4\u67d4\u8f6f\u3001\u66f4\u6709\u5f39\u6027\u3001\u66f4\u5bb9\u6613\u6210\u578b\u3002\u76f8\u53cd\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u7ed3\u6784\u66f4\u7ebf\u6027\uff0c\u56e0\u6b64\u66f4\u7ed3\u5b9e\u3001\u66f4\u575a\u786c\u3001\u66f4\u8010\u51b2\u51fb\u548c\u8010\u5316\u5b66\u8150\u8680\u3002<\/p>\n\n\n\n

\u8fd9\u4e9b\u7ed3\u6784\u4e0a\u7684\u5dee\u5f02\u51b3\u5b9a\u4e86\u8fd9\u4e24\u79cd\u6750\u6599\u5728\u6210\u578b\u3001\u8bbe\u8ba1\u548c\u5b9e\u9645\u9886\u57df\u4e2d\u7684\u884c\u4e3a\u3002\u4e2a\u4eba\u9700\u8981\u6e05\u695a\u5730\u4e86\u89e3\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff0c\u624d\u80fd\u505a\u51fa\u660e\u667a\u7684\u51b3\u5b9a\uff0c\u4e3a\u7279\u5b9a\u7684\u5236\u9020\u5e94\u7528\u9009\u62e9\u5408\u9002\u7684\u6750\u6599\u3002<\/p>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e0e\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u7279\u6027\u6bd4\u8f83<\/h2>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u6700\u5173\u952e\u7684\u533a\u522b\u5728\u4e8e\u5b83\u4eec\u7684\u7269\u7406\u7279\u6027\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd9\u79cd\u5dee\u5f02\u4f1a\u76f4\u63a5\u5f71\u54cd\u6750\u6599\u7684\u529f\u80fd\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u5bc6\u5ea6\u4e3a 0.91- 0.93 \u514b\/\u7acb\u65b9\u5398\u7c73\u3002\u5b83\u66f4\u8f7b\u3001\u66f4\u67d4\u97e7\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u5bc6\u5ea6\u66f4\u9ad8\uff0c\u4e3a 0.94-0.97 \u514b\/\u7acb\u65b9\u5398\u7c73\uff0c\u53ef\u786e\u4fdd\u66f4\u9ad8\u7684\u786c\u5ea6\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u62c9\u4f38\u5f3a\u5ea6\u8f83\u4f4e\uff0c\u6700\u9ad8\u8fde\u7eed\u4f7f\u7528\u6e29\u5ea6\u7ea6\u4e3a 80\u00b0C\uff08\u4e0d\u8fc7\u5b83\u5f00\u59cb\u8f6f\u5316\u7684\u65f6\u95f4\u8981\u65e9\u5f97\u591a\uff0c\u7194\u70b9\u4e00\u822c\u5728 105-115\u00b0C \u5de6\u53f3\uff09\u3002<\/p>\n\n\n\n

\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u7194\u70b9\u66f4\u9ad8\uff08130-137\u00b0C\uff09\uff0c\u53ef\u627f\u53d7\u9ad8\u8fbe 120\u00b0C \u7684\u77ed\u671f\u66b4\u9732\uff0c\u800c\u5176\u8fde\u7eed\u4f7f\u7528\u6e29\u5ea6\u901a\u5e38\u4f4e\u4e8e 100\u00b0C\u3002\u5728\u6297\u51b2\u51fb\u6027\u65b9\u9762\uff0c\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u90fd\u5177\u6709\u826f\u597d\u7684\u6027\u80fd\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u56e0\u5176\u51fa\u8272\u7684\u97e7\u6027\u548c\u5438\u6536\u51b2\u51fb\u7684\u80fd\u529b\u800c\u5e7f\u53d7\u8ba4\u53ef\uff0c\u5c24\u5176\u662f\u5728\u8584\u819c\u7b49\u67d4\u6027\u5e94\u7528\u4e2d\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e5f\u5177\u6709\u826f\u597d\u7684\u6297\u51b2\u51fb\u6027\uff0c\u5728\u4f4e\u6e29\u4e0b\u4e5f\u80fd\u4fdd\u6301\u826f\u597d\u7684\u5f3a\u5ea6\uff0c\u5728\u9700\u8981\u8f83\u9ad8\u521a\u6027\u7684\u60c5\u51b5\u4e0b\uff0c\u4e00\u822c\u4f1a\u9009\u62e9\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u3002\u6b64\u5916\uff0c\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u66f4\u900f\u660e\uff0c\u800c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u66f4\u4e0d\u900f\u660e\u3002\u4e0d\u8fc7\uff0c\u4e24\u8005\u90fd\u5177\u6709\u8010\u5316\u5b66\u6027\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5728\u6076\u52a3\u73af\u5883\u4e2d\u7684\u6027\u80fd\u7565\u9ad8\u3002\u8fd9\u79cd\u5dee\u5f02\u662f\u7531\u4e8e\u5b83\u4eec\u7684\u5206\u5b50\u7ed3\u6784\u548c\u652f\u94fe\u9020\u6210\u7684\uff0c\u652f\u94fe\u4f7f\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u66f4\u67d4\u8f6f\u3001\u66f4\u6709\u5f39\u6027\u3002\u800c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e2d\u7684\u7ebf\u6027\u94fe\u5219\u589e\u52a0\u4e86\u786c\u5ea6\u548c\u5bf9\u6e7f\u6c14\u548c\u6c14\u4f53\u7684\u8010\u53d7\u6027\u3002<\/p>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e0e\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u6ce8\u5851\u6210\u578b\u5de5\u827a\u5bf9\u6bd4<\/h2>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5728\u6ce8\u5851\u6210\u578b\u6027\u80fd\u65b9\u9762\u5b58\u5728\u660e\u663e\u5dee\u5f02\uff0c\u9996\u5148\u662f\u5b83\u4eec\u7684\u7194\u878d\u884c\u4e3a\u3002<\/p>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u7194\u5316\u6e29\u5ea6\u8f83\u4f4e\uff0c\u53ef\u81ea\u7531\u6d41\u5165\u6a21\u8154\u3002\u8fd9\u79cd\u65e0\u5fe7\u65e0\u8651\u7684\u6d41\u52a8\u6027\u975e\u5e38\u9002\u5408\u5236\u9020\u58c1\u8584\u7684\u6d41\u4f53\u67d4\u6027\u7269\u54c1\uff0c\u5982\u76d6\u5b50\u3001\u5bc6\u5c01\u4ef6\u548c\u6324\u538b\u5bb9\u5668\u3002\u8f83\u4f4e\u7684\u52a0\u5de5\u6e29\u5ea6\u53ef\u52a0\u5feb\u751f\u4ea7\u5468\u671f\uff0c\u662f\u5927\u6279\u91cf\u751f\u4ea7\u7684\u7406\u60f3\u9009\u62e9\u3002\u4f46\u662f\uff0c\u5982\u679c\u5728\u8bbe\u8ba1\u5f62\u72b6\u65f6\u6ca1\u6709\u8003\u8651\u5230\u5176\u67d4\u8f6f\u6027\u548c\u8f83\u4f4e\u7684\u5f3a\u5ea6\uff0c\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u51f9\u75d5\u3001\u7fd8\u66f2\u6216\u6a21\u5177\u586b\u5145\u4e0d\u5b8c\u6574\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n

\u5728\u5178\u578b\u7684\u6ce8\u5851\u6210\u578b\u6761\u4ef6\u4e0b\uff0c\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u7531\u4e8e\u5176\u652f\u5316\u7ed3\u6784\uff0c\u901a\u5e38\u5177\u6709\u8f83\u4f4e\u7684\u7194\u4f53\u7c98\u5ea6\uff08\u8f83\u9ad8\u7684\u7194\u4f53\u6d41\u52a8\u6307\u6570\u6216 MFI\uff09\uff0c\u8fd9\u4f7f\u5176\u5728\u8584\u58c1\u6a21\u5177\u4e2d\u5177\u6709\u826f\u597d\u7684\u6d41\u52a8\u6027\u3002\u4e0e\u901a\u7528\u578b\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u76f8\u6bd4\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u7ebf\u6027\u7ed3\u6784\u901a\u5e38\u5177\u6709\u66f4\u9ad8\u7684\u7194\u4f53\u7c98\u5ea6\uff08\u66f4\u4f4e\u7684 MFI\uff09\uff0c\u8fd9\u53ef\u80fd\u4f1a\u4f7f\u6781\u8584\u90e8\u5206\u7684\u586b\u5145\u66f4\u5177\u6311\u6218\u6027\uff0c\u5c3d\u7ba1\u6709\u4e13\u95e8\u7684\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u724c\u53f7\u53ef\u7528\u4e8e\u6b64\u7c7b\u5e94\u7528\u3002\u4e0d\u8fc7\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u8f83\u9ad8\u7684\u7ed3\u6676\u5ea6\u53ef\u80fd\u4f1a\u5bfc\u81f4\u66f4\u5927\u7684\u6536\u7f29\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u66f4\u9002\u7528\u4e8e\u521a\u6027\u90e8\u4ef6\uff0c\u5982\u5bb9\u5668\u3001\u7ba1\u9053\u3001\u677f\u6761\u7bb1\u6216\u7ed3\u6784\u4ef6\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u6a21\u5177\u5fc5\u987b\u627f\u53d7\u66f4\u5927\u7684\u5e94\u529b\uff0c\u751f\u4ea7\u5468\u671f\u53ef\u80fd\u4f1a\u7a0d\u957f\uff0c\u4f46\u4ea7\u54c1\u7684\u6297\u53d8\u5f62\u80fd\u529b\u66f4\u5f3a\u3002\u5236\u9020\u5546\u5728\u6bd4\u8f83\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u6750\u6599\u5236\u9020\u7279\u6027\u65f6\uff0c\u5fc5\u987b\u5e73\u8861\u7075\u6d3b\u6027\u3001\u5f3a\u5ea6\u548c\u6548\u7387\u7b49\u56e0\u7d20\u3002<\/p>\n\n\n\n

\u6dfb\u52a0\u5242\u548c\u589e\u5f3a\u5242<\/h2>\n\n\n\n

\u5236\u9020\u5546\u7528\u6dfb\u52a0\u5242\u6539\u53d8\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff0c\u4ee5\u589e\u5f3a\u5176\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5728\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e2d\u6dfb\u52a0\u73bb\u7483\u7ea4\u7ef4\u53ef\u6709\u6548\u63d0\u9ad8\u521a\u5ea6\u548c\u5f3a\u5ea6\uff0c\u4ece\u800c\u5c06\u5176\u5e94\u7528\u8303\u56f4\u6269\u5927\u5230\u5177\u6709\u627f\u91cd\u6216\u9ad8\u51b2\u51fb\u529f\u80fd\u7684\u90e8\u4ef6\u3002\u6ed1\u77f3\u7c89\u53ef\u63d0\u9ad8\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u521a\u5ea6\u548c\u70ed\u53d8\u5f62\u6e29\u5ea6\uff0c\u4f46\u53ef\u80fd\u4f1a\u964d\u4f4e\u51b2\u51fb\u5f3a\u5ea6\u3002\u4e3a\u4e86\u5c3d\u91cf\u51cf\u5c11\u6536\u7f29\u548c\u7fd8\u66f2\uff0c\u78b3\u9178\u9499\u6216\u6210\u6838\u5242\u7b49\u77ff\u7269\u586b\u6599\u66f4\u4e3a\u6709\u6548\u3002\u8fd9\u4e9b\u6dfb\u52a0\u5242\u53ef\u63d0\u9ad8\u90e8\u4ef6\u8d28\u91cf\u548c\u63a7\u5236\u6d41\u7a0b\u7684\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n

\u7740\u8272\u5242\u5bf9\u4e8e\u5b9a\u5236\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u4ea7\u54c1\u4e5f\u81f3\u5173\u91cd\u8981\u3002\u5236\u9020\u5546\u4f7f\u7528\u989c\u6599\u548c\u8272\u6bcd\u7c92\u6765\u6ee1\u8db3\u54c1\u724c\u3001\u7f8e\u5b66\u6216\u529f\u80fd\u65b9\u9762\u7684\u8981\u6c42\u3002\u5728\u5305\u88c5\u548c\u6d88\u8d39\u54c1\u4e2d\uff0c\u989c\u8272\u548c\u5149\u6d01\u5ea6\u5fc5\u987b\u4fdd\u6301\u4e00\u81f4\u3002\u6dfb\u52a0\u5242\u53ef\u4f7f\u5de5\u7a0b\u5e08\u5728\u4e0d\u6539\u53d8\u6574\u4e2a\u7269\u8d28\u7684\u60c5\u51b5\u4e0b\uff0c\u6539\u53d8\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u57fa\u672c\u7279\u6027\u3002\u8bbe\u8ba1\u4eba\u5458\u53ef\u4ee5\u901a\u8fc7\u6b63\u786e\u7684\u6dfb\u52a0\u5242\u5bf9\u6027\u80fd\u3001\u8010\u7528\u6027\u548c\u5916\u89c2\u8fdb\u884c\u5fae\u8c03\uff0c\u4ee5\u8fbe\u5230\u7cbe\u786e\u7684\u89c4\u683c\u8981\u6c42\u3002<\/p>\n\n\n\n

\u884c\u4e1a\u5e94\u7528<\/h2>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u66f4\u9002\u7528\u4e8e\u67d4\u97e7\u3001\u67d4\u8f6f\u7684\u5e94\u7528\uff0c\u5982\u6324\u538b\u74f6\u3001\u5851\u6599\u888b\u548c\u7ba1\u6750\uff0c\u800c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5219\u66f4\u7ed3\u5b9e\u3001\u66f4\u575a\u786c\uff0c\u56e0\u6b64\u9002\u7528\u4e8e\u725b\u5976\u7f50\u3001\u5bb9\u5668\u548c\u7ba1\u9053\u3002\u8fd9\u5b8c\u5168\u53d6\u51b3\u4e8e\u9700\u8981\u7684\u662f\u67d4\u97e7\u6027\u8fd8\u662f\u5f3a\u5ea6\u3002 <\/p>\n\n\n\n

\u5305\u88c5\u884c\u4e1a<\/h3>\n\n\n\n

\u9009\u62e9\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u8fd8\u662f\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u53d6\u51b3\u4e8e\u67d4\u97e7\u6027\u548c\u521a\u5ea6\u4e4b\u95f4\u7684\u5e73\u8861\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u5728\u8584\u819c\u5305\u88c5\u3001\u8f6f\u76d6\u548c\u6324\u538b\u74f6\u7b49\u4ea7\u54c1\u4e2d\u5177\u6709\u826f\u597d\u7684\u6027\u80fd\u3002\u5b83\u7684\u67d4\u8f6f\u6027\u548c\u900f\u660e\u5ea6\u975e\u5e38\u9002\u5408\u8981\u6c42\u9ad8\u67d4\u97e7\u6027\u548c\u65b9\u4fbf\u64cd\u4f5c\u7684\u4ea7\u54c1\u3002<\/p>\n\n\n\n

\u76f8\u53cd\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5219\u64c5\u957f\u5236\u9020\u786c\u8d28\u5bb9\u5668\uff0c\u5982\u725b\u5976\u7f50\u3001\u6d17\u6da4\u5242\u74f6\u548c\u98df\u54c1\u50a8\u5b58\u5bb9\u5668\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u4ea7\u54c1\u80fd\u53ef\u9760\u5730\u4fdd\u6301\u5f62\u72b6\uff0c\u540c\u65f6\u5177\u6709\u6297\u51b2\u51fb\u548c\u9632\u6f6e\u6027\u80fd\u3002\u8fd9\u4e9b\u7279\u6027\u4f7f\u5176\u6210\u4e3a\u9700\u8981\u6297\u51b2\u51fb\u4fdd\u62a4\u548c\u9632\u6c34\u529f\u80fd\u7684\u5546\u54c1\u7684\u9996\u9009\u6750\u6599\u3002<\/p>\n\n\n\n

\u533b\u7597\u884c\u4e1a<\/h3>\n\n\n\n

\u533b\u7597\u884c\u4e1a\u7ecf\u5e38\u4f7f\u7528\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u56e0\u5176\u67d4\u8f6f\u548c\u975e\u53cd\u5e94\u6027\u800c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8f93\u6db2\u888b\u548c\u8f6f\u7ba1\u3002\u5b83\u7ed9\u4eba\u4ee5\u8212\u9002\u548c\u6613\u4e8e\u64cd\u4f5c\u7684\u611f\u89c9\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5219\u5e7f\u6cdb\u7528\u4e8e\u533b\u7597\u7528\u9014\u7684\u786c\u8d28\u836f\u7269\u5bb9\u5668\u548c\u74f6\u5b50\u3002\u5b83\u5177\u6709\u7ed3\u6784\u5b8c\u6574\u6027\u3001\u8010\u5316\u5b66\u6027\u4ee5\u53ca\u836f\u54c1\u5305\u88c5\u548c\u50a8\u5b58\u7684\u5bc6\u5c01\u6027\u3002\u51ed\u501f\u8fd9\u4e9b\u7279\u6027\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u6210\u4e3a\u836f\u54c1\u5305\u88c5\u548c\u50a8\u5b58\u7684\u91cd\u8981\u6750\u6599\u3002<\/p>\n\n\n\n

\u5efa\u7b51\u4e1a<\/h3>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e0e\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5728\u5efa\u7b51\u4e2d\u7684\u5e94\u7528\u53d6\u51b3\u4e8e\u5bf9\u67d4\u97e7\u6027\u6216\u5f3a\u5ea6\u7684\u9700\u6c42\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e5f\u9002\u7528\u4e8e\u9694\u6c7d\u5c42\u3001\u5bc6\u5c01\u5242\u548c\u67d4\u6027\u886c\u91cc\u3002\u5b83\u6613\u4e8e\u5b89\u88c5\uff0c\u9002\u5408\u4e0d\u89c4\u5219\u7684\u8868\u9762\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u9002\u7528\u4e8e\u521a\u6027\u5e94\u7528\uff0c\u5982\u7ba1\u9053\u3001\u7535\u7f06\u548c\u5de5\u5177\u624b\u67c4\u3002\u5b83\u5177\u6709\u5f88\u5f3a\u7684\u8010\u538b\u6027\u3001\u8010\u5316\u5b66\u6027\u548c\u8010\u73af\u5883\u538b\u529b\u6027\uff0c\u56e0\u6b64\u662f\u5728\u6076\u52a3\u6761\u4ef6\u4e0b\u957f\u671f\u4f7f\u7528\u7684\u53ef\u9760\u6750\u6599\u3002<\/p>\n\n\n\n

\u6d88\u8d39\u54c1<\/h3>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5bf9\u5546\u4e1a\u4ea7\u54c1\u90fd\u81f3\u5173\u91cd\u8981\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u5e7f\u6cdb\u7528\u4e8e\u67d4\u6027\u4ea7\u54c1\uff0c\u5305\u62ec\u8d2d\u7269\u888b\u3001\u73a9\u5177\u548c\u8f6f\u8d28\u53a8\u5177\u3002\u5b83\u91cd\u91cf\u8f7b\u3001\u5ef6\u5c55\u6027\u597d\uff0c\u9002\u5408\u65e5\u5e38\u7528\u54c1\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7528\u4e8e\u5236\u9020\u66f4\u575a\u786c\u7684\u4ea7\u54c1\uff0c\u5982\u5783\u573e\u7bb1\u3001\u6c34\u6876\u3001\u677f\u6761\u7bb1\u548c\u5b58\u50a8\u5bb9\u5668\u3002\u5b83\u5177\u6709\u5f3a\u5ea6\u548c\u8010\u7528\u6027\uff0c\u9002\u5408\u642c\u8fd0\u548c\u53cd\u590d\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u519c\u4e1a<\/h3>\n\n\n\n

\u519c\u4e1a\u90e8\u95e8\u5bf9\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u7684\u504f\u597d\u662f\u4e00\u6837\u7684\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u662f\u6e29\u5ba4\u8584\u819c\u548c\u704c\u6e89\u7ba1\u6750\u7684\u7406\u60f3\u6750\u6599\uff0c\u5728\u8fd9\u4e9b\u6750\u6599\u4e2d\uff0c\u7075\u6d3b\u6027\u548c\u8f7b\u8d28\u5904\u7406\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5219\u7528\u4e8e\u7ed3\u6784\u6027\u66f4\u5f3a\u7684\u7528\u9014\uff0c\u5982\u6c34\u7bb1\u3001\u519c\u836f\u5bb9\u5668\u548c\u56f4\u680f\u3002\u5728\u4f7f\u7528\u7d2b\u5916\u7ebf\u7a33\u5b9a\u5242\u6539\u6027\u540e\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5177\u6709\u51fa\u8272\u7684\u6297\u73af\u5883\u5e94\u529b\u5f00\u88c2\u548c\u6297\u7d2b\u5916\u7ebf\u964d\u89e3\u6027\u80fd\uff0c\u56e0\u6b64\u9002\u5408\u6237\u5916\u5e94\u7528\u3002<\/p>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u4e0e\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff1a\u60a8\u5e94\u8be5\u9009\u62e9\u54ea\u4e00\u79cd\uff1f<\/h2>\n\n\n\n

\u60a8\u7684\u4ea7\u54c1\u8981\u6c42\u5c06\u51b3\u5b9a\u5408\u9002\u7684\u6750\u6599\u3002LDPE\uff08\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\uff09\u5177\u6709\u6700\u4f73\u7684\u67d4\u97e7\u6027\u3001\u67d4\u8f6f\u6027\u3001\u900f\u660e\u5ea6\u548c\u4f4e\u751f\u4ea7\u6210\u672c\u3002\u5176\u67d4\u97e7\u7684\u8d28\u5730\u975e\u5e38\u9002\u5408\u8584\u819c\u5305\u88c5\u3001\u6324\u538b\u74f6\u548c\u8f6f\u76d6\u3002\u5b83\u8fd8\u5e38\u7528\u4e8e\u8981\u6c42\u6613\u4e8e\u6210\u578b\u548c\u8f7b\u8f7d\u6027\u80fd\u7684\u5e94\u7528\u9886\u57df\uff0c\u5982\u5851\u6599\u888b\u3001\u7ba1\u6750\u548c\u5176\u4ed6\u6d88\u8d39\u54c1\u3002<\/p>\n\n\n\n

\u53e6\u4e00\u65b9\u9762\uff0cHDPE\uff08\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff09\u9002\u7528\u4e8e\u9700\u8981\u521a\u6027\u3001\u6297\u51b2\u51fb\u5f3a\u5ea6\u548c\u4f18\u5f02\u8010\u5316\u5b66\u6027\u7684\u4ea7\u54c1\u3002\u5b83\u7684\u5f3a\u5ea6\u548c\u8010\u4e45\u6027\u4f7f\u5176\u66f4\u9002\u7528\u4e8e\u7ed3\u6784\u90e8\u4ef6\u3001\u50a8\u5b58\u5bb9\u5668\u3001\u6d17\u6da4\u5242\u74f6\u4ee5\u53ca\u7ba1\u9053\u548c\u6c34\u7bb1\u7b49\u6237\u5916\u90e8\u4ef6\u3002\u5982\u679c\u60a8\u7684\u8bbe\u8ba1\u9700\u8981\u5728\u538b\u529b\u4e0b\u4fdd\u6301\u5f62\u72b6\u6216\u8010\u53d7\u82db\u523b\u7684\u6750\u6599\uff0c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u53ef\u63d0\u4f9b\u5fc5\u8981\u7684\u6027\u80fd\u548c\u5f3a\u5ea6\uff0c\u4ece\u800c\u5ef6\u957f\u5de5\u4e1a\u548c\u6d88\u8d39\u73af\u5883\u4e2d\u7684\u4f7f\u7528\u5bff\u547d\u3002<\/p>\n\n\n\n

\u7ed3\u8bba<\/h2>\n\n\n\n

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\uff08LDPE\uff09\u4e0e\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff08HDPE\uff09\u7684\u533a\u522b\u5e76\u4e0d\u5728\u4e8e\u5bc6\u5ea6\uff0c\u800c\u5728\u4e8e\u7279\u5b9a\u5851\u6599\u4ea7\u54c1\u7684\u67d4\u97e7\u6027\u4e0e\u5f3a\u5ea6\u3001\u67d4\u8f6f\u6027\u4e0e\u521a\u6027\u3001\u6210\u672c\u6548\u76ca\u4e0e\u8010\u7528\u6027\u3002\u4ece\u67d4\u8f6f\u7684\u5305\u88c5\u819c\u5230\u575a\u56fa\u7684\u7ed3\u6784\u4ef6\uff0c\u6bcf\u79cd\u6750\u6599\u90fd\u80fd\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u8981\u6c42\u63d0\u4f9b\u7279\u5b9a\u7684\u4f18\u52bf\u3002\u4e86\u89e3\u8fd9\u4e9b\u5dee\u5f02\u5bf9\u4e8e\u9009\u62e9\u6700\u9002\u5408\u60a8\u7684\u8bbe\u8ba1\u548c\u6027\u80fd\u8981\u6c42\u7684\u5851\u6599\u81f3\u5173\u91cd\u8981\u3002\u5728 FirstMold\uff0c\u6211\u4eec\u7b80\u5316\u4e86\u6750\u6599\u9009\u62e9\u8fc7\u7a0b\u3002\u6211\u4eec\u7684\u4e13\u5bb6\u5df2\u5728\u8be5\u884c\u4e1a\u4ece\u4e1a\u591a\u5e74\uff0c\u4ed6\u4eec\u5c06\u6839\u636e\u60a8\u6ce8\u5851\u6210\u578b\u7684\u6280\u672f\u548c\u529f\u80fd\u9700\u6c42\uff0c\u5e2e\u52a9\u60a8\u9009\u62e9\u6700\u4f73\u7684\u805a\u4e59\u70ef\u7c7b\u578b\uff0c\u65e0\u8bba\u662f\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u3001\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u8fd8\u662f\u5176\u4ed6\u7c7b\u578b\u3002<\/p>","protected":false},"excerpt":{"rendered":"

\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\uff08LDPE\uff09\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff08HDPE\uff09\u5728\u805a\u4e59\u70ef\u5e94\u7528\u4e2d\u5360\u4e3b\u5bfc\u5730\u4f4d\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u7684\u5dee\u5f02\u51b3\u5b9a\u4e86\u6700\u4f73\u7684\u4f7f\u7528\u60c5\u51b5\u3002\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u5177\u6709\u67d4\u97e7\u6027\u548c\u8010\u4f4e\u6e29\u6027\uff0c\u9002\u7528\u4e8e\u6324\u538b\u74f6\u548c\u8584\u819c\uff0c\u800c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\u5219\u5177\u6709\u521a\u6027\u548c\u5316\u5b66\u7a33\u5b9a\u6027\uff0c\u9002\u7528\u4e8e\u7ba1\u9053\u548c\u5bb9\u5668\u3002<\/p>","protected":false},"author":5,"featured_media":30443,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[48],"tags":[56,82],"class_list":["post-30440","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tips","tag-comparison","tag-materials"],"acf":[],"yoast_head":"\nLDPE vs HDPE | Plastic Material Comparison<\/title>\n<meta name=\"description\" content=\"Compare LDPE and HDPE for injection molding: melting behavior, chemical resistance, industry applications and processing tips.\" \/>\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\/tips\/ldpe-vs-hdpe\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LDPE vs HDPE: Understanding the Differences in Properties, Applications, and Processing\" \/>\n<meta property=\"og:description\" content=\"Compare LDPE and HDPE for injection molding: melting behavior, chemical resistance, industry applications and processing tips.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/firstmold.com\/zh\/tips\/ldpe-vs-hdpe\/\" \/>\n<meta property=\"og:site_name\" content=\"First Mold\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.youtube.com\/@firstmold\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-30T03:59:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-26T07:43:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/05\/LDPE-vs-HDPE.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"James Li\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@firstmold2011\" \/>\n<meta name=\"twitter:site\" content=\"@firstmold2011\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"James Li\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/\"},\"author\":{\"name\":\"James Li\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/#\\\/schema\\\/person\\\/41882a87bad7ee7a4cab1e8b0b75a0ae\"},\"headline\":\"LDPE vs HDPE: Understanding the Differences in Properties, Applications, and Processing\",\"datePublished\":\"2025-05-30T03:59:43+00:00\",\"dateModified\":\"2025-08-26T07:43:17+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/\"},\"wordCount\":1572,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/firstmold.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/LDPE-vs-HDPE.webp\",\"keywords\":[\"Comparison\",\"Materials\"],\"articleSection\":[\"Tips & Tricks\"],\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/\",\"url\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/\",\"name\":\"LDPE vs HDPE | Plastic Material Comparison\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/firstmold.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/LDPE-vs-HDPE.webp\",\"datePublished\":\"2025-05-30T03:59:43+00:00\",\"dateModified\":\"2025-08-26T07:43:17+00:00\",\"description\":\"Compare LDPE and HDPE for injection molding: melting behavior, chemical resistance, industry applications and processing tips.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#primaryimage\",\"url\":\"https:\\\/\\\/firstmold.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/LDPE-vs-HDPE.webp\",\"contentUrl\":\"https:\\\/\\\/firstmold.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/LDPE-vs-HDPE.webp\",\"width\":1200,\"height\":675,\"caption\":\"LDPE vs HDPE\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/tips\\\/ldpe-vs-hdpe\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/firstmold.com\\\/zh\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tips & Tricks\",\"item\":\"https:\\\/\\\/firstmold.com\\\/zh\\\/category\\\/tips\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"LDPE vs HDPE: Understanding the Differences in Properties, Applications, and Processing\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/#website\",\"url\":\"https:\\\/\\\/firstmold.com\\\/\",\"name\":\"First Mold Manufacturing Limited | MFG\",\"description\":\"First Mold Official Website\",\"publisher\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/#organization\"},\"alternateName\":\"Parts Manufacturing Company | First Mold\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/firstmold.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/#organization\",\"name\":\"First Mold Manufacturing Limited\",\"alternateName\":\"First Mold\",\"url\":\"https:\\\/\\\/firstmold.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/firstmold.com\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/First-Mold-Manufacturing-Limited-Site-Representation-Logo.png\",\"contentUrl\":\"https:\\\/\\\/firstmold.com\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/First-Mold-Manufacturing-Limited-Site-Representation-Logo.png\",\"width\":696,\"height\":696,\"caption\":\"First Mold Manufacturing Limited\"},\"image\":{\"@id\":\"https:\\\/\\\/firstmold.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.youtube.com\\\/@firstmold\",\"https:\\\/\\\/x.com\\\/firstmold2011\",\"https:\\\/\\\/mastodon.social\\\/@firstmold\"],\"address\":[{\"@type\":\"PostalAddress\",\"name\":\"China Base\",\"streetAddress\":\"88 West Shagang Road, Gangkou Town\",\"addressLocality\":\"Zhongshan City\",\"addressRegion\":\"Guangdong\",\"postalCode\":\"528447\",\"addressCountry\":\"CN\"},{\"@type\":\"PostalAddress\",\"name\":\"Mexico Factory\",\"streetAddress\":\"Nave ISK-8, Parque Industrial y Log\u00edstico Sky Plus, Avenida Mineral de Cinco Se\u00f1ores No.100, del Parque Industrial Santa Fe\",\"addressLocality\":\"Silao de la Victoria\",\"addressRegion\":\"Guanajuato\",\"postalCode\":\"36270\",\"addressCountry\":\"MX\"},{\"@type\":\"PostalAddress\",\"name\":\"France Branch\",\"streetAddress\":\"2 Bis avenue des Cistes\",\"addressLocality\":\"Roquefort -la-Bedoule\",\"postalCode\":\"13830\",\"addressCountry\":\"FR\"},{\"@type\":\"PostalAddress\",\"name\":\"Singapore Branch\",\"streetAddress\":\"60 Paya Lebar Road #08-55\",\"addressLocality\":\"Singapore\",\"postalCode\":\"409051\",\"addressCountry\":\"SG\"}],\"description\":\"First Mold, whose full name is First Mold Manufacturing Limited, is a large-scale manufacturing company specializing in mold manufacturing, injection molding services, CNC machining, and rapid prototyping. With production bases in both China and Mexico, First Mold serves a global clientele.\",\"email\":\"marketing@firstmold.com\",\"telephone\":\"+86 18928160183\",\"legalName\":\"First Mold Manufacturing Limited\",\"foundingDate\":\"2012-02-19\",\"duns\":\"60-139-1218\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"201\",\"maxValue\":\"500\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/firstmold.com\\\/#\\\/schema\\\/person\\\/41882a87bad7ee7a4cab1e8b0b75a0ae\",\"name\":\"James Li\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/e87553a9ae18a4c4bf75ff289d416ca431008e451eeea1dded57a08ec0fa3471?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/e87553a9ae18a4c4bf75ff289d416ca431008e451eeea1dded57a08ec0fa3471?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/e87553a9ae18a4c4bf75ff289d416ca431008e451eeea1dded57a08ec0fa3471?s=96&d=mm&r=g\",\"caption\":\"James Li\"},\"description\":\"Mold Making & Precision Manufacturing Expert\",\"sameAs\":[\"https:\\\/\\\/firstmold.com\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/james-li-3950a622\\\/\"],\"honorificPrefix\":\"Mr.\",\"gender\":\"male\",\"knowsAbout\":[\"Mold Making\",\"Injection Molding\",\"CNC machining\"],\"knowsLanguage\":[\"English\",\"Chinese\"],\"jobTitle\":\"Technical Director\",\"worksFor\":\"First Mold Manufacturing Limited\",\"url\":\"https:\\\/\\\/firstmold.com\\\/zh\\\/author\\\/james-li\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"LDPE \u4e0e HDPE | \u5851\u6599\u6750\u6599\u6bd4\u8f83","description":"\u6bd4\u8f83\u6ce8\u5851\u6210\u578b\u7528\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff1a\u7194\u878d\u7279\u6027\u3001\u8010\u5316\u5b66\u6027\u3001\u5de5\u4e1a\u5e94\u7528\u548c\u52a0\u5de5\u6280\u5de7\u3002","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/firstmold.com\/zh\/tips\/ldpe-vs-hdpe\/","og_locale":"zh_CN","og_type":"article","og_title":"LDPE vs HDPE: Understanding the Differences in Properties, Applications, and Processing","og_description":"Compare LDPE and HDPE for injection molding: melting behavior, chemical resistance, industry applications and processing tips.","og_url":"https:\/\/firstmold.com\/zh\/tips\/ldpe-vs-hdpe\/","og_site_name":"First Mold","article_publisher":"https:\/\/www.youtube.com\/@firstmold","article_published_time":"2025-05-30T03:59:43+00:00","article_modified_time":"2025-08-26T07:43:17+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/05\/LDPE-vs-HDPE.webp","type":"image\/webp"}],"author":"James Li","twitter_card":"summary_large_image","twitter_creator":"@firstmold2011","twitter_site":"@firstmold2011","twitter_misc":{"\u4f5c\u8005":"James Li","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"8 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#article","isPartOf":{"@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/"},"author":{"name":"James Li","@id":"https:\/\/firstmold.com\/#\/schema\/person\/41882a87bad7ee7a4cab1e8b0b75a0ae"},"headline":"LDPE vs HDPE: Understanding the Differences in Properties, Applications, and Processing","datePublished":"2025-05-30T03:59:43+00:00","dateModified":"2025-08-26T07:43:17+00:00","mainEntityOfPage":{"@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/"},"wordCount":1572,"commentCount":0,"publisher":{"@id":"https:\/\/firstmold.com\/#organization"},"image":{"@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#primaryimage"},"thumbnailUrl":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/05\/LDPE-vs-HDPE.webp","keywords":["Comparison","Materials"],"articleSection":["Tips & Tricks"],"inLanguage":"zh-Hans","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/","url":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/","name":"LDPE \u4e0e HDPE | \u5851\u6599\u6750\u6599\u6bd4\u8f83","isPartOf":{"@id":"https:\/\/firstmold.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#primaryimage"},"image":{"@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#primaryimage"},"thumbnailUrl":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/05\/LDPE-vs-HDPE.webp","datePublished":"2025-05-30T03:59:43+00:00","dateModified":"2025-08-26T07:43:17+00:00","description":"\u6bd4\u8f83\u6ce8\u5851\u6210\u578b\u7528\u4f4e\u5bc6\u5ea6\u805a\u4e59\u70ef\u548c\u9ad8\u5bc6\u5ea6\u805a\u4e59\u70ef\uff1a\u7194\u878d\u7279\u6027\u3001\u8010\u5316\u5b66\u6027\u3001\u5de5\u4e1a\u5e94\u7528\u548c\u52a0\u5de5\u6280\u5de7\u3002","breadcrumb":{"@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/"]}]},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#primaryimage","url":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/05\/LDPE-vs-HDPE.webp","contentUrl":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/05\/LDPE-vs-HDPE.webp","width":1200,"height":675,"caption":"LDPE vs HDPE"},{"@type":"BreadcrumbList","@id":"https:\/\/firstmold.com\/tips\/ldpe-vs-hdpe\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/firstmold.com\/zh\/"},{"@type":"ListItem","position":2,"name":"Tips & Tricks","item":"https:\/\/firstmold.com\/zh\/category\/tips\/"},{"@type":"ListItem","position":3,"name":"LDPE vs HDPE: Understanding the Differences in Properties, Applications, and Processing"}]},{"@type":"WebSite","@id":"https:\/\/firstmold.com\/#website","url":"https:\/\/firstmold.com\/","name":"\u7b2c\u4e00\u6a21\u5177\u5236\u9020\u6709\u9650\u516c\u53f8 | MFG","description":"First Mold \u5b98\u65b9\u7f51\u7ad9","publisher":{"@id":"https:\/\/firstmold.com\/#organization"},"alternateName":"Parts Manufacturing Company | First Mold","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/firstmold.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-Hans"},{"@type":"Organization","@id":"https:\/\/firstmold.com\/#organization","name":"\u7b2c\u4e00\u6a21\u5177\u5236\u9020\u6709\u9650\u516c\u53f8","alternateName":"First Mold","url":"https:\/\/firstmold.com\/","logo":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/firstmold.com\/#\/schema\/logo\/image\/","url":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/06\/First-Mold-Manufacturing-Limited-Site-Representation-Logo.png","contentUrl":"https:\/\/firstmold.com\/wp-content\/uploads\/2025\/06\/First-Mold-Manufacturing-Limited-Site-Representation-Logo.png","width":696,"height":696,"caption":"First Mold Manufacturing Limited"},"image":{"@id":"https:\/\/firstmold.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.youtube.com\/@firstmold","https:\/\/x.com\/firstmold2011","https:\/\/mastodon.social\/@firstmold"],"address":[{"@type":"PostalAddress","name":"China Base","streetAddress":"88 West Shagang Road, Gangkou Town","addressLocality":"Zhongshan City","addressRegion":"Guangdong","postalCode":"528447","addressCountry":"CN"},{"@type":"PostalAddress","name":"Mexico Factory","streetAddress":"Nave ISK-8, Parque Industrial y Log\u00edstico Sky Plus, Avenida Mineral de Cinco Se\u00f1ores No.100, del Parque Industrial Santa Fe","addressLocality":"Silao de la Victoria","addressRegion":"Guanajuato","postalCode":"36270","addressCountry":"MX"},{"@type":"PostalAddress","name":"France Branch","streetAddress":"2 Bis avenue des Cistes","addressLocality":"Roquefort -la-Bedoule","postalCode":"13830","addressCountry":"FR"},{"@type":"PostalAddress","name":"Singapore Branch","streetAddress":"60 Paya Lebar Road #08-55","addressLocality":"Singapore","postalCode":"409051","addressCountry":"SG"}],"description":"First Mold \u7684\u5168\u79f0\u662f First Mold Manufacturing Limited\uff0c\u662f\u4e00\u5bb6\u4e13\u4e1a\u4ece\u4e8b\u6a21\u5177\u5236\u9020\u3001\u6ce8\u5851\u6210\u578b\u670d\u52a1\u3001\u6570\u63a7\u52a0\u5de5\u548c\u5feb\u901f\u6210\u578b\u7684\u5927\u578b\u5236\u9020\u4f01\u4e1a\u3002First Mold \u5728\u4e2d\u56fd\u548c\u58a8\u897f\u54e5\u5747\u8bbe\u6709\u751f\u4ea7\u57fa\u5730\uff0c\u4e3a\u5168\u7403\u5ba2\u6237\u63d0\u4f9b\u670d\u52a1\u3002","email":"marketing@firstmold.com","telephone":"+86 18928160183","legalName":"First Mold Manufacturing Limited","foundingDate":"2012-02-19","duns":"60-139-1218","numberOfEmployees":{"@type":"QuantitativeValue","minValue":"201","maxValue":"500"}},{"@type":"Person","@id":"https:\/\/firstmold.com\/#\/schema\/person\/41882a87bad7ee7a4cab1e8b0b75a0ae","name":"James Li","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/secure.gravatar.com\/avatar\/e87553a9ae18a4c4bf75ff289d416ca431008e451eeea1dded57a08ec0fa3471?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/e87553a9ae18a4c4bf75ff289d416ca431008e451eeea1dded57a08ec0fa3471?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/e87553a9ae18a4c4bf75ff289d416ca431008e451eeea1dded57a08ec0fa3471?s=96&d=mm&r=g","caption":"James Li"},"description":"\u6a21\u5177\u5236\u9020\u548c\u7cbe\u5bc6\u5236\u9020\u4e13\u5bb6","sameAs":["https:\/\/firstmold.com\/","https:\/\/www.linkedin.com\/in\/james-li-3950a622\/"],"honorificPrefix":"Mr.","gender":"male","knowsAbout":["Mold Making","Injection Molding","CNC machining"],"knowsLanguage":["English","Chinese"],"jobTitle":"Technical Director","worksFor":"First Mold Manufacturing Limited","url":"https:\/\/firstmold.com\/zh\/author\/james-li\/"}]}},"_links":{"self":[{"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/posts\/30440","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/comments?post=30440"}],"version-history":[{"count":2,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/posts\/30440\/revisions"}],"predecessor-version":[{"id":32340,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/posts\/30440\/revisions\/32340"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/media\/30443"}],"wp:attachment":[{"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/media?parent=30440"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/categories?post=30440"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/firstmold.com\/zh\/wp-json\/wp\/v2\/tags?post=30440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}