{"id":7826,"date":"2023-12-12T03:30:46","date_gmt":"2023-12-12T03:30:46","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=7826"},"modified":"2023-12-12T03:30:47","modified_gmt":"2023-12-12T03:30:47","slug":"what-is-fr-4","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/zh_hk\/what-is-fr-4\/","title":{"rendered":"\u4ec0\u4e48\u662f FR-4"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"what-is-fr4\">\u4ec0\u4e48\u662f FR-4<\/h2>\n\n\n<p>FR-4 \u662f\u4e00\u79cd\u5e7f\u6cdb\u7528\u4e8e\u7535\u8def\u677f\u5236\u9020\u7684\u6750\u6599\u7b49\u7ea7\u3002\u5b83\u4ee3\u8868 \"\u963b\u71c3\"\uff0c\u8868\u793a\u6750\u6599\u5177\u6709\u9632\u706b\u80fd\u529b\u3002FR-4 \u4e2d\u7684 \"4 \"\u4ee3\u8868\u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a\u73af\u6c27\u6811\u8102\uff0c\u8fd9\u662f\u8be5\u6750\u6599\u7684\u4e3b\u8981\u6210\u5206\u3002<\/p>\n\n\n\n<p>\u5728 PCB \u7ed3\u6784\u4e2d\uff0cFR-4 \u53ef\u7528\u4e8e\u5355\u9762\u548c\u53cc\u9762 PCB \u7ed3\u6784\u3002\u5b83\u5305\u62ec\u4e00\u4e2a\u7531 FR-4 \u6750\u6599\u5236\u6210\u7684\u5185\u6838\uff0c\u79f0\u4e3a\u8986\u94dc\u5c42\u538b\u677f\uff0c\u662f\u4e00\u79cd\u8986\u76d6\u4e00\u5c42\u94dc\u7684\u57fa\u677f\u3002\u6b64\u82af\u5939\u5728\u4e0a\u4e0b\u4e24\u5c42\u94dc\u4e4b\u95f4\uff0c\u5f62\u6210\u5370\u5237\u7535\u8def\u677f\u7684\u57fa\u672c\u7ed3\u6784\u3002\u5982\u679c\u662f\u591a\u5c42\u7535\u8def\u677f\uff0c\u5219\u4f1a\u5728\u677f\u82af\u548c\u94dc\u5c42\u4e4b\u95f4\u6dfb\u52a0\u989d\u5916\u7684\u9884\u6d78\u6599\u5c42\u3002<\/p>\n\n\n\n<p>FR-4 \u5177\u6709\u826f\u597d\u7684\u5f3a\u5ea6\u548c\u8010\u6c34\u6027\u7b49\u7279\u6027\uff0c\u662f\u5404\u79cd\u5e94\u7528\u4e2d\u7edd\u7f18\u548c\u652f\u6491\u7535\u6c14\u5143\u4ef6\u7684\u9996\u9009\u3002\u5b83\u7684\u4f5c\u7528\u662f\u9694\u79bb\u76f8\u90bb\u7684\u94dc\u5e73\u9762\uff0c\u5e76\u4e3a\u5370\u5237\u7535\u8def\u677f\u7ed3\u6784\u63d0\u4f9b\u6574\u4f53\u5f2f\u66f2\u548c\u6320\u66f2\u5f3a\u5ea6\u3002<\/p>\n\n\n\n<div class=\"wp-block-group glossary_faqs\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\">\u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"is-it-safe-to-cut-fr4\">\u5207\u5272 FR4 \u662f\u5426\u5b89\u5168<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u5207\u5272\u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a\u73af\u6c27\u6811\u8102\u5c42\u538b\u677f\uff08FR4\uff09\u5370\u5237\u7535\u8def\u677f\u7684\u8fc7\u7a0b\u662f\u5b89\u5168\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0e\u5207\u5272\u539f\u578b\u5370\u5237\u7535\u8def\u677f\u76f8\u540c\u7684\u6280\u672f\u3002\u4eba\u4eec\u53ef\u4ee5\u4f7f\u7528\u950b\u5229\u7684\u5de5\u5177\u5200\u5728\u7535\u8def\u677f\u4e0a\u5212\u7ebf\uff0c\u7136\u540e\u5c06\u788e\u7247\u53d6\u51fa\u3002\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528 Dremel \u5207\u5272\u5de5\u5177\u6216\u952f\u5b50\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-the-difference-between-fr4-and-fr5-pcb\">FR4 \u548c FR5 \u5370\u5237\u7535\u8def\u677f\u6709\u4f55\u533a\u522b<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>FR4 \u548c FR5 \u5370\u5237\u7535\u8def\u677f\u7684\u70ed\u6027\u80fd\u4e0d\u540c\u3002FR4 \u7684 Tg \u503c\u4e3a 130 \u6444\u6c0f\u5ea6\uff08266 \u534e\u6c0f\u5ea6\uff09\uff0c\u6700\u9ad8\u5de5\u4f5c\u6e29\u5ea6\u4e3a 110 \u6444\u6c0f\u5ea6\uff08230 \u534e\u6c0f\u5ea6\uff09\uff0c\u800c FR5 \u7684 Tg \u503c\u66f4\u9ad8\uff0c\u4e3a 160 \u6444\u6c0f\u5ea6\uff08320 \u534e\u6c0f\u5ea6\uff09\uff0c\u6700\u9ad8\u5de5\u4f5c\u6e29\u5ea6\u4e3a 140 \u6444\u6c0f\u5ea6\uff08284 \u534e\u6c0f\u5ea6\uff09\u3002\u6b64\u5916\uff0cFR5 \u7684\u70ed\u7a33\u5b9a\u6027\u6bd4 FR4 \u597d\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u591a\u5c42\u7535\u8def\u677f\u7684\u8584\u5185\u5c42\u538b\u677f\u4e5f\u662f\u7531 FR4 \u5236\u6210\u7684\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-the-difference-between-fr4-and-cem-3-pcb\">FR4 \u548c CEM 3 \u5370\u5237\u7535\u8def\u677f\u4e4b\u95f4\u6709\u4f55\u533a\u522b<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>CEM-3 \u5370\u5237\u7535\u8def\u677f\u662f FR4 \u7684\u8fd1\u4f3c\u4ea7\u54c1\u3002\u5b83\u4f7f\u7528\u7684\u662f\u4e00\u79cd \"\u82cd\u8747 \"\u578b\u73bb\u7483\u7ea4\u7ef4\u7ec7\u7269\uff0c\u800c\u4e0d\u662f\u73bb\u7483\u7ea4\u7ef4\u7f16\u7ec7\u7269\u3002CEM-3 \u5370\u5237\u7535\u8def\u677f\u4ee5\u5176\u4e73\u767d\u8272\u548c\u5149\u6ed1\u7684\u8d28\u5730\u8131\u9896\u800c\u51fa\u3002\u5b83\u53ef\u5b8c\u5168\u66ff\u4ee3 FR4\uff0c\u5728\u65e5\u672c\u5e02\u573a\u5360\u6709\u91cd\u8981\u5730\u4f4d\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-the-difference-between-fr4-and-aluminum\">FR4 \u548c\u94dd\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u4e0e\u666e\u901a\u7684 FR4 \u5370\u5237\u7535\u8def\u677f\u76f8\u6bd4\uff0c\u94dd\u5370\u5237\u7535\u8def\u677f\u5728\u6563\u70ed\u65b9\u9762\u66f4\u4e3a\u51fa\u8272\uff0c\u5177\u6709\u5feb\u901f\u6563\u70ed\u7684\u80fd\u529b\u3002\u8ba9\u6211\u4eec\u4ee5\u6bd4\u8f83 1.5 \u6beb\u7c73\u539a\u7684 FR4 \u5370\u5237\u7535\u8def\u677f\u548c\u94dd\u5236\u5370\u5237\u7535\u8def\u677f\u4e3a\u4f8b\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-the-difference-between-fr1-and-fr4-pcb\">FR1 \u548c FR4 \u5370\u5237\u7535\u8def\u677f\u6709\u4f55\u533a\u522b<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u4e0e FR1\u3001FR2 \u6216 FR3 \u6750\u6599\u4e0d\u540c\uff0cFR4 \u5370\u5237\u7535\u8def\u677f\u6750\u6599\u7279\u522b\u9002\u7528\u4e8e\u901a\u5b54\u3002\u4e0e\u5176\u4ed6\u6750\u6599\u4e0d\u540c\uff0cFR4 \u4e0d\u4f1a\u5e26\u6765\u4efb\u4f55\u6311\u6218\u6216\u56f0\u96be\u3002\u8fd9\u4f7f\u5f97 FR4 \u6210\u4e3a\u5236\u4f5c\u5404\u5c42\u5370\u5237\u7535\u8def\u677f\uff08\u4ece\u5355\u5c42\u5230\u591a\u5c42\u5370\u5237\u7535\u8def\u677f\uff09\u7684\u70ed\u95e8\u9009\u62e9\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-a-replacement-for-fr4\">\u4ec0\u4e48\u662f FR4 \u7684\u66ff\u4ee3\u54c1<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u6709\u5176\u4ed6 CEM \u6750\u6599\u53ef\u66ff\u4ee3 FR4\uff0c\u5982 CEM-1\u3001CEM-2 \u548c CEM-3\u3002CEM-1 \u6750\u6599\u7531\u7eb8\u3001\u73af\u6c27\u73bb\u7483\u7f16\u7ec7\u7269\u548c\u82ef\u915a\u5316\u5408\u7269\u7ec4\u5408\u800c\u6210\uff0c\u7279\u522b\u9002\u7528\u4e8e\u5355\u9762\u5370\u5237\u7535\u8def\u677f\u3002\u5b83\u5177\u6709\u4e0e FR4 \u76f8\u4f3c\u7684\u4ecb\u7535\u6027\u80fd\uff0c\u4f46\u6210\u672c\u6548\u76ca\u66f4\u9ad8\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-the-difference-between-fr4-and-rogers\">FR4 \u548c\u7f57\u6770\u65af\u6709\u4ec0\u4e48\u533a\u522b<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>FR4 \u662f\u963b\u71c3\u7b49\u7ea7 4 \u7684\u7f29\u5199\u3002\u5b83\u662f\u4e00\u79cd\u590d\u5408\u6750\u6599\uff0c\u7531\u73bb\u7483\u7ea4\u7ef4\u548c\u73af\u6c27\u6811\u8102\u7ec4\u6210\uff0c\u5355\u9762\u6216\u53cc\u9762\u8986\u6709\u94dc\u7b94\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u7f57\u6770\u65af\u57fa\u5e95\u6750\u6599\u7684\u6210\u5206\u4e5f\u5404\u4e0d\u76f8\u540c\uff0c\u6709\u4e9b\u6750\u6599\u4f7f\u7528\u9676\u74f7\u57fa\u5e95\u4ee3\u66ff\u73bb\u7483\u7ea4\u7ef4\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"how-is-copper-attached-to-fr4\">\u94dc\u5982\u4f55\u4e0e FR4 \u8fde\u63a5<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u7535\u8def\u677f\u5236\u9020\u5546\u4f7f\u7528\u7c98\u5408\u5242\u5c06 FR4 \u677f\u7684\u4e24\u9762\u4e0e\u94dc\u7b94\u5c42\u538b\uff0c\u4ece\u800c\u5c06\u94dc\u7b94\u9644\u7740\u5728 FR4 \u4e0a\u3002\u7136\u540e\u901a\u8fc7\u52a0\u70ed\u548c\u52a0\u538b\u5c06\u5c42\u538b\u6750\u6599\u7c98\u5408\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u8986\u94dc\u677f\u3002PCB \u5236\u9020\u5546\u968f\u540e\u5229\u7528\u8fd9\u79cd\u8986\u94dc\u677f\u6765\u5236\u9020\u5370\u5237\u7535\u8def\u677f\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-is-the-difference-between-fr2-and-fr4\">FR2 \u548c FR4 \u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>FR4 \u6750\u6599\u662f\u4e00\u79cd PCB \u5c42\u538b\u677f\uff0c\u4ee5\u6811\u8102\u4e3a\u57fa\u7840\uff0c\u5e76\u7528\u73bb\u7483\u52a0\u56fa\u3002\u53e6\u4e00\u65b9\u9762\uff0cFR2 \u6750\u6599\u5177\u6709\u7c7b\u4f3c\u7684\u5916\u89c2\uff0c\u4f46\u4f7f\u7528\u7684\u662f\u5c42\u538b\u7eb8\u800c\u4e0d\u662f\u73bb\u7483\u3002\u867d\u7136 FR2 \u7684\u5f3a\u5ea6\u4e0d\u5982 FR4\uff0c\u4f46\u5b83\u7684\u78e8\u635f\u6027\u8f83\u5c0f\uff0c\u56e0\u6b64\u5de5\u5177\u5bff\u547d\u66f4\u957f\uff0c\u6210\u672c\u66f4\u4f4e\u3002\u8fd9\u4f7f\u5f97 FR2 \u6210\u4e3a\u6559\u80b2\u7528\u9014\u7684\u5408\u9002\u9009\u62e9\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-color-is-pcb-fr4\">\u4ec0\u4e48\u989c\u8272\u7684\u5370\u5237\u7535\u8def\u677f FR4<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u5f69\u8272 FR4 \u6709\u591a\u79cd\u8272\u8c03\uff0c\u5305\u62ec\u9ed1\u8272\u3001\u84dd\u8272\u3001\u9ec4\u8272\u548c\u81ea\u7136\u8272\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"what-temperature-should-pcb-be-desoldered-at\">PCB \u5e94\u5728\u4ec0\u4e48\u6e29\u5ea6\u4e0b\u62c6\u710a<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u8981\u62c6\u710a\u901a\u5b54\u5143\u4ef6\uff0c\u9996\u5148\u8981\u5c06\u5370\u5237\u7535\u8def\u677f\u653e\u5728\u5e73\u5766\u5e72\u71e5\u7684\u8868\u9762\u4e0a\uff0c\u5143\u4ef6\u9762\u671d\u4e0b\u3002\u7136\u540e\u6253\u5f00\u70d9\u94c1\uff0c\u5c06\u6e29\u5ea6\u8c03\u81f3 375 \u6444\u6c0f\u5ea6\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"how-thick-is-2-layer-pcb-fr4\">2 \u5c42\u5370\u5237\u7535\u8def\u677f FR4 \u7684\u539a\u5ea6\u662f\u591a\u5c11<\/h3><\/div><\/div>\n\n\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>2 \u5c42\u5370\u5237\u7535\u8def\u677f FR4 \u7684\u6807\u51c6\u539a\u5ea6\u4e3a 1.6 \u6beb\u7c73\u3002\u9884\u8ba1\u5370\u5237\u7535\u8def\u677f\u7684\u5236\u9020\u5de5\u827a\u5305\u62ec\u94dc\u5305\u82af\uff0c\u56e0\u6b64\u94dc\u548c FR4 \u6750\u6599\u7684\u603b\u539a\u5ea6\u4e3a 1.6 \u6beb\u7c73\u3002<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>\u4ec0\u4e48\u662f FR-4<\/p>\n<p>FR-4 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