{"id":9961,"date":"2025-11-10T03:30:54","date_gmt":"2025-11-10T03:30:54","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=9961"},"modified":"2025-11-10T03:30:55","modified_gmt":"2025-11-10T03:30:55","slug":"case-against-osp-surface-finish","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/zh_hk\/%e5%b0%8dosp%e8%a1%a8%e9%9d%a2%e8%99%95%e7%90%86%e7%9a%84%e6%a1%88%e4%bb%b6\/","title":{"rendered":"\u300a\u7cbe\u660e\u7701\u9322\uff0c\u611a\u8822\u82b1\u9322\uff1a\u53cd\u5c0dOSP\u7684\u6848\u4f8b\u300b"},"content":{"rendered":"<p>\u9078\u64c7PCB\u8868\u9762\u8655\u7406\u770b\u4f3c\u4e00\u500b\u7c21\u55ae\u7684\u9805\u76ee\u6c7a\u7b56\uff0c\u7701\u5e7e\u7f8e\u5206\u7684\u5730\u65b9\u3002\u5728\u7d19\u9762\u4e0a\uff0c\u6709\u6a5f\u710a\u6027\u4fdd\u5b58\u5291\uff08OSP\uff09\u770b\u8d77\u4f86\u662f\u6700\u7d93\u6fdf\u7684\u9078\u64c7\u3002\u5b83\u4e0d\u542b\u925b\u3001\u6613\u65bc\u61c9\u7528\uff0c\u800c\u4e14\u7121\u53ef\u5426\u8a8d\u4fbf\u5b9c\u3002<\/p>\n\n\n\n<p>\u4f46\u5728Bester 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id=\"the-first-heat-cycle-primed-for-failure\">\u7b2c\u4e00\u6b21\u71b1\u5faa\u74b0\uff1a\u5931\u6557\u7684\u6e96\u5099<\/h3>\n\n\n<p>\u5927\u591a\u6578\u73fe\u4ee3\u96fb\u8def\u677f\u90fd\u9700\u8981\u96d9\u9762\u7d44\u88dd\u3002\u7b2c\u4e00\u6b21\u56de\u6d41\u5faa\u74b0\u5c07\u5143\u4ef6\u710a\u63a5\u5230\u4e3b\u5074\uff0c\u9019\u6703\u4f7f\u6574\u500b\u96fb\u8def\u677f\u66b4\u9732\u5728\u6975\u7aef\u9ad8\u6eab\u4e0b\u3002\u9019\u7a2e\u9ad8\u6eab\u7834\u58de\u4e86\u96fb\u8def\u677f\u6b21\u5074\u672a\u4f7f\u7528\u7684OSP\u5857\u5c64\u710a\u76e4\u3002\u6709\u6a5f\u5c64\u90e8\u5206\u9000\u5316\uff0c\u9732\u51fa\u4e0b\u9762\u7684\u9285\uff0c\u4e26\u4e14\u66f4\u5bb9\u6613\u6c27\u5316\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"the-shelf-life-of-solderability\">\u710a\u6027\u4fdd\u5b58\u671f\u9650<\/h3>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/failed_solder_joint_on_oxidized_pad.jpg\" alt=\"\u4e00\u5f35PCB\u7684\u5b8f\u89c0\u7167\u7247\uff0c\u986f\u793a\u710a\u9ede\u5931\u6557\uff0c\u710a\u932b\u5728\u6697\u6de1\u3001\u6c27\u5316\u7684\u9285\u588a\u4e0a\u5f62\u6210\u5718\u72c0\u3002\" title=\"\u710a\u9ede\u5931\u6548\u56e0\u710a\u76e4\u6c27\u5316\"\/><figcaption 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src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/technician_reworking_pcb_under_microscope.jpg\" alt=\"\u96fb\u5b50\u6280\u8853\u4eba\u54e1\u7528\u7d30\u5c16\u710a\u63a5\u5de5\u5177\u5728\u986f\u5fae\u93e1\u4e0b\u5c0f\u5fc3\u5730\u8fd4\u4fee\u5fa9\u96dc\u96fb\u8def\u677f\u3002\" title=\"\u624b\u52d5PCB\u8fd4\u4fee\u7684\u9ad8\u6602\u6210\u672c\"\/><figcaption class=\"wp-element-caption\">\u4e0d\u826f\u8868\u9762\u8655\u7406\u7684\u771f\u6b63\u6210\u672c\u5728\u7d44\u88dd\u968e\u6bb5\u624d\u5c55\u73fe\u51fa\u4f86\uff0c\u90a3\u88e1\u82b1\u8cbb\u5927\u91cf\u6642\u9593\u9032\u884c\u4eba\u5de5\u8fd4\u5de5\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>OSP 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