{"id":10097,"date":"2025-11-24T23:45:43","date_gmt":"2025-11-24T23:45:43","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=10097"},"modified":"2025-11-24T23:45:43","modified_gmt":"2025-11-24T23:45:43","slug":"second-side-reflow-gravity-risk","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/zh_hk\/%e7%ac%ac%e4%ba%8c%e9%9d%a2%e5%9b%9e%e6%b5%81%e9%87%8d%e5%8a%9b%e9%a2%a8%e9%9a%aa\/","title":{"rendered":"\u91cd\u529b\u7121\u6575\uff1a\u7ba1\u7406\u7b2c\u4e8c\u5074\u56de\u6d41\u98a8\u96aa"},"content":{"rendered":"<p>\u91cd\u5de5\u7210\u5167PCB\u4e0a\u91cd\u5927\u5143\u4ef6\u6389\u843d\u7684\u8072\u97f3\u975e\u5e38\u6e05\u695a\u3002\u5b83\u4e0d\u662f\u5de8\u97ff\uff1b\u800c\u662f\u6c89\u60b6\u7684\u6a5f\u68b0\u8072 <em>\u55d2\u55d2<\/em> \u901a\u5e38\u767c\u751f\u5728\u7b2c6\u6216\u7b2c7\u5340\uff0c\u6b63\u7576\u710a\u6599\u9054\u5230\u6db2\u76f8\u72c0\u614b\u6642\u3002\u5982\u679c\u4f60\u8d70\u904b\uff0c\u96f6\u4ef6\u6703\u7121\u5bb3\u5730\u6389\u5230\u70d8\u7bb1\u5730\u677f\u4e0a\uff1b\u5982\u679c\u4e0d\u5e78\u2014\u2014\u800c\u6982\u7387\u6cd5\u5247\u8868\u660e\u4f60\u6703\u662f\u2014\u2014\u5b83\u6703\u843d\u5728\u50b3\u9001\u5e36\u7db2\u683c\u4e0a\uff0c\u5361\u4f4f\u9a45\u52d5\u6a5f\u69cb\uff0c\u6216\u8005\u5728\u9ad8\u5cf0\u5340\u70f9\u716e\u4e00\u5c0f\u6642\u6642\u5f15\u767c\u706b\u707d\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/pcb-upside-down-in-reflow-oven.jpg\" alt=\"\u4e00\u584a\u5370\u5237\u96fb\u8def\u677f\u5728\u50b3\u9001\u5e36\u4e0a\u5012\u8f49\uff0c\u5e95\u90e8\u61f8\u639b\u8457\u5927\u578b\u96fb\u5b50\u5143\u4ef6\uff0c\u5167\u90e8\u767c\u51fa\u6a59\u8272\u5149\u8292\u7684\u56de\u6d41\u710a\u7210\u5167\u90e8\u3002\" title=\"PCB \u5728\u56de\u6d41\u7210\u4e2d\u5012\u8f49\u79fb\u52d5\"\/><figcaption class=\"wp-element-caption\">\u5728\u7b2c\u4e8c\u9762\u56de\u6d41\u710a\u904e\u7a0b\u4e2d\uff0c\u91cd\u529b\u8207\u7194\u5316\u710a\u6599\u7684\u8868\u9762\u5f35\u529b\u76f8\u6297\u8861\uff0c\u4fdd\u6301\u5e95\u90e8\u5143\u4ef6\u7684\u7a69\u5b9a\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u7576\u4f60\u9032\u884c\u96d9\u9762\u7d44\u88dd\u6642\uff0c\u5be6\u969b\u4e0a\u662f\u5728\u8acb\u6c42\u7269\u7406\u898f\u5247\u5c0d\u4e09\u5206\u9418\u8996\u800c\u4e0d\u898b\u3002\u4e0a\u9762\u5f88\u5bb9\u6613\uff1b\u91cd\u529b\u5e6b\u52a9\u628a\u96f6\u4ef6\u58d3\u5728\u710a\u76e4\u4e0a\u3002\u4f46\u662f\u7576\u4f60\u7ffb\u8f49\u677f\u5b50\u9032\u884c\u7b2c\u4e8c\u6b21\u904e\u7a0b\u6642\uff0c\u91cd\u529b\u6210\u4e86\u6575\u4eba\u3002\u552f\u4e00\u80fd\u8b93\u6602\u8cb4\u7684\u5c4f\u853d\u9ad8\u6548\u80fd\u96fb\u611f\u548cBGA\u5c01\u88dd\u4fdd\u6301\u5728\u96fb\u8def\u677f\u4e0a\u7684\uff0c\u662f\u7194\u878d\u710a\u6599\u7684\u8868\u9762\u5f35\u529b\u3002\u9019\u662f\u4e00\u500b\u8106\u5f31\u7684\u95dc\u4fc2\u3002\u5b83\u4e00\u76f4\u8d77\u4f5c\u7528\uff0c\u76f4\u5230\u5143\u4ef6\u7684\u8cea\u91cf\u8d85\u904e\u4e86\u6db2\u614b\u91d1\u5c6c\u7684\u6fd5\u6f64\u529b\u3002\u90a3\u6642\u5c31\u6703\u51fa\u73fe\u7dda\u8def\u5283\u5206\u7684\u60c5\u6cc1\uff0c\u4efb\u4f55\u904e\u7a0b\u8abf\u6574\u90fd\u7121\u6cd5\u4fee\u5fa9\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-physics-of-the-wetting-force\">\u6fd5\u6f64\u529b\u7684\u7269\u7406\u5b78<\/h2>\n\n\n<p>\u8981\u7406\u89e3\u70ba\u4ec0\u9ebc\u5143\u4ef6\u80fd\u7559\u5728\u4e0a\u9762\u2014\u2014\u4ee5\u53ca\u5230\u5e95\u4ec0\u9ebc\u6642\u5019\u6703\u6389\u2014\u2014\u5c31\u8981\u770b\u770b\u8cea\u91cf\u8207\u8868\u9762\u5f35\u529b\u4e4b\u9593\u7684\u8f03\u91cf\u3002\u7576\u5728\u7b2c\u4e8c\u5074\u91cd\u65b0\u710a\u63a5\u6642\uff0c\u710a\u818f\u7194\u5316\u6210\u6db2\u9ad4\u3002\u5c0d\u65bc\u6a19\u6e96\u7684SAC305\u5408\u91d1\uff0c\u5176\u8868\u9762\u5f35\u529b\u76f8\u7576\u9ad8\uff0c\u7d04\u70ba500 dynes\/cm\u3002\u9019\u7a2e\u529b\u91cf\u5c31\u50cf\u5fae\u89c0\u7684\u5f48\u7c27\uff0c\u5c07\u5143\u4ef6\u62c9\u5411\u710a\u76e4\u4e2d\u5fc3\u3002\u5c0d\u7d55\u5927\u591a\u6578\u5143\u4ef6\u4f86\u8aaa\uff0c\u9019\u80a1\u529b\u91cf\u9060\u9060\u5927\u65bc\u91cd\u529b\u30020201\u96fb\u5bb9\u6216\u6a19\u6e96SOIC\u5c01\u88dd\u6839\u672c\u4e0d\u6703\u52d5\u3002\u5b83\u5011\u76f8\u5c0d\u65bc\u710a\u76e4\u9762\u7a4d\u592a\u8f15\uff0c\u5373\u4f7f\u5012\u7acb\u3001\u5074\u8eba\u6216\u5287\u70c8\u9707\u52d5\uff0c\u4e5f\u6703\u81ea\u52d5\u5c0d\u6e96\u3002<\/p>\n\n\n\n<p>\u9019\u7a2e\u5b89\u5168\u88d5\u5ea6\u6703\u96a8\u8457\u5143\u4ef6\u8b8a\u91cd\u548c\u5176\u7aef\u63a5\u5340\u57df\u76f8\u5c0d\u8f03\u5c0f\u800c\u6d88\u5931\u3002\u5de5\u7a0b\u5e2b\u5e38\u5e38\u5047\u8a2d\u5982\u679c\u5143\u4ef6\u7684\u4f54\u5730\u8f03\u5927\uff0c\u5b83\u7684\u710a\u63a5\u9762\u7a4d\u4e5f\u8f03\u5927\u3002\u9019\u662f\u4e0d\u6b63\u78ba\u7684\u3002\u4e00\u500b\u5c4f\u853d\u7684\u96fb\u6e90\u96fb\u611f\u53ef\u80fd\u662f\u4e00\u500b\u91cd\u90541.5\u514b\u768412mm x 12mm\u7684\u9435\u6c27\u9ad4\u548c\u9285\u584a\uff0c\u4f46\u5b83\u53ef\u80fd\u53ea\u4f9d\u9644\u65bc\u5169\u500b\u76f8\u5c0d\u8f03\u5c0f\u7684\u710a\u76e4\u3002\u4f60\u9700\u8981\u6aa2\u67e5 <strong>Cg\/Pa \u6bd4\u7387<\/strong>\u2014\u2014\u91cd\u529b\uff08Cg\uff09\u8207\u7e3d\u710a\u76e4\u9762\u7a4d\uff08Pa\uff09\u4e4b\u9593\u3002<\/p>\n\n\n\n<p>\u539f\u578b\u5de5\u5ee0\u4e2d\u7d93\u5e38\u6703\u7528\u4e00\u500b\u6301\u7e8c\u7684\u201c\u6280\u5de7\u201d\uff0c\u5de5\u7a0b\u5e2b\u5efa\u8b70\u7528Kapton\u81a0\u5e36\u4f86\u56fa\u5b9a\u9019\u4e9b\u5143\u4ef6\u3002\u5c0d\u65bc\u4e94\u500b\u677f\u5b50\u4f86\u8aaa\uff0c\u53ea\u8981\u81a0\u5e36\u6c92\u6709\u6b98\u7559\u7269\u6216\u91cb\u653e\u6c23\u9ad4\u6c61\u67d3\u710a\u9ede\uff0c\u5c31\u53ef\u4ee5\u61c9\u4ed8\u3002\u4f46\u5728\u751f\u7522\u4e2d\uff0c\u9019\u662f\u4e00\u500b\u98a8\u96aa\u3002\u81a0\u5e36\u53ef\u80fd\u5931\u6548\uff0c\u81a0\u7c98\u5291\u88ab\u70f9\u716e\uff0c\u4e26\u4e14\u6703\u589e\u52a0\u4eba\u5de5\u79fb\u9664\u7684\u6b65\u9a5f\uff0c\u5b58\u5728\u6495\u88c2\u5143\u4ef6\u7684\u98a8\u96aa\u3002<\/p>\n\n\n\n<p>\u884c\u696d\u7d93\u9a57\u6cd5\u5247\u901a\u5e38\u5f15\u7528\u7d04\u6bcf\u5e73\u65b9\u82f1\u5bf830\u514b\u7684\u710a\u6599\u588a\u9762\u7a4d\u3002\u5982\u679c\u96f6\u4ef6\u8ca0\u8f09\u8d85\u904e\u9019\u500b\u6578\u503c\uff0c\u8868\u9762\u5f35\u529b\u5c07\u7121\u6cd5\u6297\u8861\u91cd\u529b\u3002\u4f46\u9019\u53ea\u662f\u975c\u614b\u8a08\u7b97\uff0c\u4e26\u672a\u8003\u616e\u5230\u78e8\u640d\u93c8\u5f0f\u50b3\u9001\u5e36\u7684\u9707\u52d5\u6216Heller MKIII\u70e4\u7bb1\u4e2d\u7684\u9ad8\u901f\u6c23\u6d41\u5c0d\u6d41\u3002\u5982\u679c\u4f60\u7684\u8a08\u7b97\u986f\u793a\u4f60\u5df2\u7d93\u9054\u523090%\u7684\u6975\u9650\uff0c\u5be6\u969b\u61c9\u7528\u5230\u73fe\u5be6\u4e16\u754c\u7684\u52d5\u529b\u5b78\u5f8c\uff0c\u4f60\u7684\u98a8\u96aa\u5be6\u969b\u4e0a\u5df2\u7d93\u662f110%\u3002\u5982\u679c\u6578\u5b78\u7d50\u679c\u63a5\u8fd1\u81e8\u754c\u503c\uff0c\u96f6\u4ef6\u5c31\u53ef\u80fd\u6703\u6389\u843d\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"design-the-only-free-solution\">\u8a2d\u8a08\uff1a\u552f\u4e00\u7684\u514d\u8cbb\u89e3\u6c7a\u65b9\u6848<\/h2>\n\n\n<p>\u963b\u6b62\u91cd\u578b\u96f6\u4ef6\u5f9e\u5e95\u9762\u6389\u843d\u7684\u6700\u6709\u6548\u65b9\u6cd5\u662f\u5f9e\u4e00\u958b\u59cb\u5c31\u4e0d\u8981\u5c07\u5b83\u5011\u653e\u5728\u90a3\u88e1\u3002\u9019\u807d\u8d77\u4f86\u5f88\u660e\u986f\uff0c\u4f46\u5de5\u5ee0\u4e2d\u7684\u96fb\u8def\u677f\u5e03\u5c40\u7d93\u5e38\u6703\u51fa\u73fe\u5927\u91cf\u9023\u63a5\u5668\u3001\u91cd\u578b\u8b8a\u58d3\u5668\u548c\u5927\u578bBGA\u88ab\u653e\u5728\u6b21\u7d1a\u5074\uff0c\u50c5\u50c5\u662f\u56e0\u70ba\u201c\u5b83\u5011\u525b\u597d\u9069\u5408\u201d\u3002<\/p>\n\n\n\n<p>\u9019\u5e38\u5e38\u662f\u53ef\u8996\u5316\u5931\u6548\u7684\u7d50\u679c\u3002\u5728CAD\u5de5\u5177\u4e2d\uff0c\u96fb\u8def\u677f\u662f\u4e00\u500b\u6241\u5e73\u7684\u3001\u62bd\u8c61\u7684\u908f\u8f2f\u62fc\u5716\u3002\u5728\u5de5\u5ee0\u4e2d\uff0c\u5b83\u662f\u4e00\u500b\u53d7\u5230\u71b1\u61c9\u529b\u5f71\u97ff\u7684\u5be6\u9ad4\u7269\u9ad4\u3002\u5e95\u9762\u4e0a\u768410mm\u96fb\u89e3\u96fb\u5bb9\u5c31\u50cf\u4e00\u96bb\u5b9a\u6642\u70b8\u5f48\u3002\u5982\u679c\u5e03\u5c40\u5de5\u7a0b\u5e2b\u5c07\u8a72\u96fb\u5bb9\u79fb\u5230\u9802\u9762\uff0c\u554f\u984c\u5c31\u6703\u6d88\u5931\uff0c\u96f6\u6210\u672c\u3002\u5982\u679c\u4ed6\u5011\u4ecd\u7559\u5728\u5e95\u9762\uff0c\u4f60\u5c31\u5fc5\u9808\u7d42\u8eab\u4f7f\u7528\u81a0\u6c34\u9ede\u81a0\u6216\u8cfc\u8cb7\u593e\u5177\u3002<\/p>\n\n\n\n<p>\u6709\u6642\uff0c\u5bc6\u5ea6\u9650\u5236\u4f7f\u9019\u8b8a\u5f97\u4e0d\u53ef\u80fd\u3002\u4f60\u7121\u6cd5\u5728\u73fe\u4ee3\u667a\u80fd\u624b\u6a5f\u6216\u9ad8\u5bc6\u5ea6ECU\u7684\u9802\u9762\u653e\u7f6e\u6240\u6709\u5143\u4ef6\u3002\u4f46\u5b58\u5728\u4e00\u500b\u5b89\u7f6e\u5c64\u6b21\u7d50\u69cb\uff1a\u4f4e\u8cea\u91cf\u7684\u88ab\u52d5\u5143\u4ef6\u653e\u5728\u5e95\u90e8\uff1b\u4f4e\u8f2a\u5ed3\u7684QFN\u5c01\u88dd\u4e5f\u653e\u5728\u5e95\u90e8\uff1b\u91cd\u578b\u3001\u9ad8\u5927\u6216\u6709\u5c4f\u853d\u7684\u5143\u4ef6\u5fc5\u9808\u5728\u9802\u9762\u722d\u53d6\u7a7a\u9593\u3002\u5982\u679c\u91cd\u578b\u96f6\u4ef6 <em>\u5fc5\u9808<\/em> \u5728\u5e95\u9762\uff0c\u8a2d\u8a08\u5e2b\u61c9\u8a72\u64f4\u5927\u710a\u76e4\u5c3a\u5bf8\u4ee5\u6700\u5927\u5316\u6fd5\u6f64\u9762\u7a4d\uff0c\u8b93\u710a\u6599\u6709\u66f4\u591a\u7684\u8868\u9762\u5f35\u529b\u4f86\u6293\u6301\u2014\u2014\u76e1\u7ba1\u9019\u4e5f\u6709\u6975\u9650\uff0c\u8d85\u904e\u9019\u500b\u9650\u5ea6\u5c31\u53ef\u80fd\u51fa\u73fe\u5893\u7891\u6548\u61c9\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-glue-delusion\">\u81a0\u6c34\u8ff7\u601d<\/h2>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/smt-adhesive-dispensing-on-pcb.jpg\" alt=\"\u4e00\u5f35\u5b8f\u89c0\u7167\u7247\u986f\u793a\u81ea\u52d5\u9ede\u81a0\u91dd\u7684\u91d1\u5c6c\u5c16\u7aef\u5c07\u7cbe\u78ba\u7684\u7d05\u8272\u74b0\u6c27\u6a39\u8102\u9ede\u6ef4\u65bd\u52a0\u5728\u7da0\u8272\u96fb\u8def\u677f\u4e0a\u3002\" title=\"\u5728 PCB \u4e0a\u9ede\u81a0 SMT \u85e5\u6c34\"\/><figcaption class=\"wp-element-caption\">\u61c9\u7528SMT\u81a0\u9ecf\u5291\u9700\u8981\u7cbe\u78ba\u7684\u9ede\u81a0\u6d41\u7a0b\uff0c\u9019\u589e\u52a0\u4e86\u8907\u96dc\u6027\u548c\u6f5b\u5728\u5931\u8aa4\u9ede\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u7576\u8a2d\u8a08\u8b8a\u66f4\u88ab\u62d2\u7d55\u6642\uff0c\u5c0d\u8a71\u4e0d\u53ef\u907f\u514d\u5730\u8f49\u5411\u81a0\u6c34\u3002\"\u5c31\u7528\u81a0\u6c34\u5427\uff0c\"\u9805\u76ee\u7d93\u7406\u8aaa\uff0c\u60f3\u50cf\u8457\u4e00\u9ede\u9ede\u81a0\u9ecf\u5291\u5c31\u80fd\u89e3\u6c7a\u554f\u984c\u3002\u4f46\u5be6\u969b\u4e0a\uff0c\u5f15\u5165SMT\u81a0\u9ecf\u5291\uff08\u901a\u5e38\u662f\u7d05\u8272\u74b0\u6c27\u6a39\u8102\uff09\u662f\u4e00\u500b\u7d55\u671b\u7684\u9078\u64c7\uff0c\u7528\u4f86\u53d6\u4ee3\u6a5f\u68b0\u554f\u984c\u7684\u5316\u5b78\u8207\u5de5\u85dd\u60e1\u5922\u3002<\/p>\n\n\n\n<p>\u9ede\u81a0\u4e26\u975e\u514d\u8cbb\u3002\u5b83\u9700\u8981\u5c08\u7528\u7684\u6a5f\u5668\u6216\u5728\u8cbc\u88dd\u5faa\u74b0\u4e2d\u5c08\u9580\u7684\u4e00\u6b65\u3002\u4f60\u9700\u8981\u4e00\u500b\u5674\u5c04\u95a5\u6216\u6a21\u677f\u5370\u5237\u6a5f\u4f86\u9ede\u81a0\u3002\u5982\u679c\u4f7f\u7528\u6a21\u677f\uff0c\u5c07\u9700\u8981\u591a\u5c64\u6b21\u7684\u6a21\u677f\u2014\u2014\u4e00\u5c64\u7528\u65bc\u7cca\u5291\uff0c\u53e6\u4e00\u5c64\u7528\u65bc\u81a0\u6c34\uff0c\u9019\u5728\u53ef\u9760\u6027\u5370\u5237\u4e0a\u662f\u8907\u96dc\u7684\u3002\u5982\u679c\u4f7f\u7528\u9ede\u81a0\u6a5f\uff0c\u5247\u6703\u589e\u52a0\u5faa\u74b0\u6642\u9593\u3002\u50cfAsymtek\u9019\u6a23\u7684\u9ede\u81a0\u6a5f\u5177\u6709\u9ad8\u7cbe\u5ea6\uff0c\u4f46\u5674\u5634\u5bb9\u6613\u5835\u585e\u3002\u74b0\u6c27\u6a39\u8102\u6709\u4fdd\u8cea\u671f\u3002\u5982\u679c\u9ede\u81a0\u904e\u9ad8\uff0c\u6703\u51fa\u73fe\u5857\u62b9\u4e0d\u5747\uff1b\u5982\u679c\u904e\u77ed\uff0c\u5247\u7121\u6cd5\u8207\u5143\u4ef6\u9ad4\u63a5\u89f8\u3002<\/p>\n\n\n\n<p>\u63a5\u8457\u662f\u8fd4\u5de5\u3002SMT\u81a0\u9ecf\u5291\u662f\u8010\u9ad8\u6eab\u7684\u74b0\u6c27\u6a39\u8102\uff0c\u8a2d\u8a08\u80fd\u627f\u53d7240\u00b0C\u4ee5\u4e0a\u7684\u56de\u6d41\u6eab\u5ea6\uff0c\u4e26\u80fd\u786c\u5316\u3002\u5982\u679c\u710a\u63a5\u5f8c\uff0c\u96fb\u611f\u5143\u4ef6\u5931\u6548\uff0c\u4f60\u4e0d\u80fd\u53ea\u7528\u56de\u710a\u4f86\u62c6\u9664\u3002\u4f60\u5fc5\u9808\u7528\u529b\u7834\u58de\u806f\u7d50\u3002\u9019\u5e38\u610f\u5473\u7740\u64ac\u958b\u5143\u4ef6\uff0c\u7d93\u5e38\u6703\u5c07\u9285\u710a\u76e4\u5f9eFR4\u5c64\u58d3\u677f\u4e0a\u6495\u6389\u3002\u4f60\u4e0d\u50c5\u5931\u53bb\u8a72\u96f6\u4ef6\uff0c\u9084\u8981\u5831\u5ee2\u6574\u500b\u96fb\u8def\u677f\u3002<\/p>\n\n\n\n<p>\u5c0d\u65bc\u7528\u81a0\u7684\u54ea\u7a2e\u81a0\u6c34\u4e5f\u5b58\u5728\u6df7\u6dc6\u3002\u6709\u4eba\u5728\u8ad6\u58c7\u641c\u5c0b\u201c\u9ad8\u6eab\u8d85\u7d1a\u81a0\u201d\uff0c\u4f46\u6d88\u8cbb\u8005\u7528\u7684\u81a0\u6c34\u6703\u5728\u56de\u6d41\u7210\u4e2d\u7522\u751f\u6c23\u9ad4\u4e14\u77ac\u9593\u5931\u6548\u3002\u4f60\u5fc5\u9808\u4f7f\u7528\u884c\u696d\u6a19\u6e96\u7684SMT\u74b0\u6c27\u6a39\u8102\uff08\u5982Loctite 3621\uff09\uff0c\u4e14\u5fc5\u9808\u5148\u56fa\u5316\u3002\u81a0\u6c34\u7684\u56fa\u5316\u66f2\u7dda\u53ef\u80fd\u8207\u710a\u818f\u7684\u56de\u6d41\u66f2\u7dda\u7522\u751f\u885d\u7a81\uff0c\u8feb\u4f7f\u4f60\u59a5\u5354\u91d1\u5c6c\u7d50\u5408\uff0c\u53ea\u662f\u70ba\u4e86\u56fa\u5316\u81a0\u6c34\u3002\u9019\u689d\u8def\u5145\u6eff\u4e86\u96b1\u85cf\u6210\u672c\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-pallet-reality-and-tax\">\u6258\u76e4\u73fe\u5be6\uff08\u8207\u7a05\u6b3e\uff09<\/h2>\n\n\n<p>\u5982\u679c\u5e03\u5c40\u5df2\u5b9a\u4e14\u7528\u81a0\u98a8\u96aa\u592a\u9ad8\uff0c\u5c08\u696d\u7684\u89e3\u6c7a\u65b9\u6848\u662f\u9078\u64c7\u6027\u56de\u6d41\u6258\u76e4\uff08\u6216\u593e\u5177\uff09\u3002\u9019\u662f\u4e00\u500b\u8f09\u9ad4\uff0c\u901a\u5e38\u7531Durostone\u6216Ricocel\u7b49\u8907\u5408\u6750\u6599\u52a0\u5de5\u800c\u6210\uff0c\u4f86\u56fa\u5b9aPCB\u3002\u5b83\u8a2d\u6709\u8154\u69fd\u7528\u4f86\u5c4f\u853d\u5e95\u9762\u5143\u4ef6\uff0c\u4fdd\u8b77\u5b83\u5011\u514d\u53d7\u6c23\u6d41\u5f71\u97ff\uff0c\u4e26\u5728\u710a\u6599\u56de\u6d41\u6642\u907f\u514d\u6389\u843d\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/selective-reflow-pallet-with-pcb.jpg\" alt=\"\u7531\u8907\u5408\u6750\u6599\u88fd\u6210\u7684\u5b9a\u5236\u52a0\u5de5\u6697\u7070\u8272\u56de\u6d41\u6258\u76e4\uff0c\u653e\u7f6e\u8457\u4e00\u584a\u7da0\u8272\u96fb\u8def\u677f\u3002\u6258\u76e4\u4e0a\u947d\u6709\u69fd\u53e3\uff0c\u4ee5\u906e\u853d\u677f\u5e95\u7684\u5143\u4ef6\u3002\" title=\"\u9078\u64c7\u6027\u56de\u6d41\u710a\u63a5\u6258\u76e4\"\/><figcaption class=\"wp-element-caption\">\u9078\u64c7\u6027\u56de\u6d41\u6258\u76e4\u5728\u7b2c\u4e8c\u6b21\u56de\u6d41\u6642\u63d0\u4f9b\u7269\u7406\u652f\u6301\u53ca\u5c4f\u853d\u5e95\u9762\u5143\u4ef6\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u9019\u53ef\u4ee5\u7acb\u5373\u89e3\u6c7a\u56fa\u5b9a\u554f\u984c\u3002\u5e95\u90e8\u7684\u91cd\u578b\u5143\u4ef6\u88ab\u7269\u7406\u652f\u6490\u6216\u5c4f\u853d\uff0c\u6c38\u4e45\u907f\u514d\u518d\u9054\u5230\u56de\u6d41\u6eab\u5ea6\u3002\u7136\u800c\uff0c\u6258\u76e4\u6703\u5f15\u5165\u5de8\u5927\u7684\u201c\u71b1\u80fd\u8ca0\u64d4\u201d\u3002\u4f60\u5c07\u4e00\u584a\u91cd\u91cd\u7684\u8907\u5408\u6750\u6599\u653e\u5165\u70e4\u7bb1\uff0c\u6b64\u6750\u6599\u6703\u5438\u6536\u71b1\u91cf\u3002<\/p>\n\n\n\n<p>\u4e00\u500b\u6258\u76e4\u91cd\u9054\u516c\u65a4\u6216\u66f4\u591a\u3002\u5728\u9032\u884c\u71b1\u6e2c\u8a66\u6642\uff0c\u4f60\u6703\u770b\u5230\u5927\u91cf\u7684\u6563\u71b1\u6548\u679c\u3002\u653e\u5728\u539a\u6258\u69fd\u4e0a\u7684\u96f6\u4ef6\u53ef\u80fd\u7121\u6cd5\u9054\u5230\u6240\u9700\u7684235\u00b0C\u5230245\u00b0C\u7684\u5cf0\u503c\u6eab\u5ea6\u3002\u4f60\u53ef\u80fd\u6210\u529f\u89e3\u6c7a\u4e86\u96fb\u611f\u6389\u843d\u554f\u984c\uff0c\u4f46\u537b\u5728\u9802\u9762BGA\u4e0a\u7522\u751f\u201c\u982d\u5165\u6795\u201d\u7f3a\u9677\uff0c\u56e0\u70ba\u7403\u6c92\u6709\u5b8c\u5168\u584c\u9677\u3002\u70ba\u4e86\u4fee\u6b63\u9019\u4e00\u9ede\uff0c\u4f60\u5fc5\u9808\u63d0\u9ad8\u70e4\u7bb1\u6eab\u5ea6\u6216\u964d\u4f4e\u50b3\u9001\u5e36\u901f\u5ea6\uff0c\u4ee5\u4f7f\u71b1\u91cf\u5145\u5206\u50b3\u905e\u3002\u9019\u6703\u964d\u4f4e\u7522\u80fd\uff08\u55ae\u4f4d\/\u5c0f\u6642\uff09\u4e14\u589e\u52a0\u5c0d\u672a\u53d7\u6258\u76e4\u5c4f\u853d\u7684\u654f\u611f\u5143\u4ef6\u904e\u71b1\u7684\u98a8\u96aa\u3002<\/p>\n\n\n\n<p>\u7136\u5f8c\u5c31\u662f\u90a3\u4ee4\u4eba\u9707\u9a5a\u7684\u8cbc\u7d19\u3002\u512a\u8cea\u7684\u9078\u64c7\u6027\u56de\u6d41\u6258\u76e4\u50f9\u683c\u5728 $300 \u81f3 $800 \u4e4b\u9593\u3002\u4f60\u53ef\u80fd\u4e0d\u9700\u8981\u4e00\u500b\uff1b\u4f60\u9700\u8981 50 \u6216 100 \u500b\u4f86\u586b\u6eff\u70e4\u7bb1\u5faa\u74b0\u3002\u7a81\u7136\u9593\uff0c\u5c07\u90a3\u500b\u6c89\u91cd\u7684\u96fb\u611f\u653e\u5728\u5e95\u90e8\uff0c\u5de5\u5177\u6210\u672c\u5c31\u5df2\u7d93\u9ad8\u9054 $30,000\uff0c\u9084\u672a\u552e\u51fa\u4e00\u53f0\u7522\u54c1\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-decision-path\">\u6c7a\u7b56\u8def\u5f91<\/h2>\n\n\n<p>\u91cd\u529b\u662f\u7a69\u5b9a\u7684\u3002\u5b83\u4e0d\u5728\u4e4e\u4f60\u7684\u5c08\u6848\u6642\u9593\u8868\u6216\u9810\u7b97\u9650\u5236\u3002\u7576\u4f60\u76ef\u8457\u4e00\u500b\u5e95\u90e8\u6709\u91cd\u4ef6\u7684BOM\u770b\u6642\uff0c\u4f60\u6709\u4e09\u500b\u9078\u64c7\uff0c\u4e14\u5fc5\u9808\u6309\u6b64\u9806\u5e8f\u505a\u51fa\u6c7a\u5b9a\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5be9\u6838\u8a2d\u8a08\uff1a<\/strong> \u52aa\u529b\u5c07\u91cd\u4ef6\u79fb\u5230\u9802\u90e8\u3002\u4f7f\u7528 Cg\/Pa \u6bd4\u7387\u4f86\u5411\u8a2d\u8a08\u5718\u968a\u8b49\u660e\u96f6\u4ef6 <em>\u5c07<\/em> \u6389\u843d\u3002\u5411\u4ed6\u5011\u5c55\u793a\u6578\u5b78\u8a08\u7b97\u3002<\/li>\n\n\n\n<li><strong>\u8cfc\u8cb7\u6258\u76e4\uff1a<\/strong> \u5982\u679c\u8a2d\u8a08\u5df2\u5b9a\u7248\uff0c\u9810\u7b97\u7528\u65bc\u56fa\u5b9a\u6cbb\u5177\u3002\u63a5\u53d7\u5faa\u74b0\u6642\u9593\u7684\u5f71\u97ff\u8207\u71b1\u5206\u6790\u7684\u8907\u96dc\u6027\u3002\u9019\u662f\u9032\u884c\u5927\u91cf\u91cd\u5e95\u90e8\u4ef6\u751f\u7522\u552f\u4e00\u53ef\u9760\u7684\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li><strong>\u81a0\u6c34\u4f5c\u70ba\u6700\u5f8c\u624b\u6bb5\uff1a<\/strong> \u50c5\u5728\u7121\u6cd5\u4f7f\u7528\u6258\u76e4\uff08\u56e0\u70ba clearance \u6216\u9810\u7b97\u9650\u5236\uff09\u800c\u4e14\u7121\u6cd5\u66f4\u6539\u8a2d\u8a08\u6642\uff0c\u624d\u8003\u616e\u4f7f\u7528\u9ede\u81a0\u74b0\u6c27\u6a39\u8102\u3002\u7406\u89e3\u4f60\u662f\u5728\u6c38\u4e45\u589e\u52a0\u5ee2\u6599\u7387\u8207\u8fd4\u5de5\u96e3\u5ea6\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e0d\u8981\u76f8\u4fe1\u5e0c\u671b\u3002\u4e0d\u8981\u76f8\u4fe1\u300c\u5b83\u5728\u539f\u578b\u4e0a\u80fd\u6490\u4f4f\u300d\u3002\u76f8\u4fe1\u96f6\u4ef6\u7684\u8cea\u91cf\u3001\u710a\u76e4\u7684\u9762\u7a4d\uff0c\u4ee5\u53ca\u91cd\u529b\u90a3\u7121\u6cd5\u6297\u62d2\u7684\u529b\u91cf\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u5728\u96d9\u9762PCB\u7d44\u88dd\u6642\uff0c\u91cd\u529b\u5728\u56de\u6d41\u710a\u63a5\u904e\u7a0b\u4e2d\u5a01\u8105\u8457\u5c07\u6c89\u91cd\u7684\u5143\u4ef6\u5f9e\u5e95\u9762\u62c9\u843d\u3002\u672c\u6587\u63a2\u8a0e\u4e86\u9019\u500b\u98a8\u96aa\u80cc\u5f8c\u7684\u7269\u7406\u539f\u7406\uff0c\u4e26\u6982\u8ff0\u4e86\u552f\u4e00\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5f9e\u512a\u8d8a\u7684\u8a2d\u8a08\u9078\u64c7\u5230\u88fd\u9020\u56fa\u5b9a\u88dd\u7f6e\uff0c\u4ee5\u53ca\u4f7f\u7528\u9ecf\u5408\u5291\u7684\u9677\u9631\u3002<\/p>","protected":false},"author":1,"featured_media":10096,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"","glossary_alter":"","glossary_def":"","article_task":"Second-side reflow: keeping heavy parts from falling off"},"categories":[12],"tags":[],"_links":{"self":[{"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/posts\/10097"}],"collection":[{"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/comments?post=10097"}],"version-history":[{"count":1,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/posts\/10097\/revisions"}],"predecessor-version":[{"id":10163,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/posts\/10097\/revisions\/10163"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/media\/10096"}],"wp:attachment":[{"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/media?parent=10097"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/categories?post=10097"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.besterpcba.com\/zh_hk\/wp-json\/wp\/v2\/tags?post=10097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}