生产批发锡银铜无铅铅焊锡膏，高温无铅焊锡膏，0.3银无铅焊锡膏，成都无铅焊锡膏价格

<p style="text-align: left;"><img src="http://image8.huangye88.cn/ueditor/php/upload/2358787/image/20170710/10196.jpg" title="10196.jpg" alt="无铅含银锡膏2.jpg" style="float: left; width: 287px; height: 253px;" width="287" height="253"/>含银无铅锡膏已被广大客户采纳的是含0.3银的含银无铅锡膏，它的低成本、高性价比的优势得到市场广泛推广，为企业摆脱3.0银高温无铅锡膏的高成本困惑。适合一般加工类、消费类电子产品的焊接。0.3银无铅锡膏已通过SGS环保认证。全国免费物流“如不满意，原价退货”的服务承诺。&nbsp;</p><p style="text-align: left;">含银无铅锡膏特点：</p><p style="text-align: left;">&nbsp;★ 低银低成本的锡银铜无铅焊料佳选择。</p><p style="text-align: left;">&nbsp;★ 良好润湿性、耐热性、导电性、无残留。</p><p style="text-align: left;">&nbsp;★ 粘度适中、稳定、适用高速或手工印刷。&nbsp;</p><p style="text-align: left;">含银无铅锡膏分类：</p><p style="text-align: left;">&nbsp;1、高温无铅锡膏Sn96.5Ag3.0Cu0.5(305锡膏)</p><p style="text-align: left;">&nbsp;2、0.3银无铅锡膏Sn99Ag0.3Cu0.7(0307锡膏)&nbsp;</p><p style="text-align: left;">含银无铅锡膏技术参数：(含银无铅锡膏Sn99Ag0.3Cu0.7)</p><p style="text-align: left;">&nbsp;0.3银无铅锡膏项目 &nbsp; &nbsp; &nbsp; 0.3银无铅锡膏检测结果</p><p style="text-align: left;">&nbsp;0.3银无铅锡膏合金 &nbsp; &nbsp; &nbsp; &nbsp;Sn99.0Ag0.3Cu0.7</p><p style="text-align: left;">&nbsp;0.3银无铅锡膏熔点(℃) &nbsp; &nbsp; &nbsp; &nbsp; 222&nbsp;</p><p style="text-align: left;">0.3银无铅锡膏外观 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;圆滑不分层，淡灰色</p><p style="text-align: left;">&nbsp;助焊剂含量(wt%) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 10.5±0.5</p><p style="text-align: left;">&nbsp;卤素含量(wt%) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; RMA型 </p><p style="text-align: left;">粘度(25℃时pa.s) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;170±10</p><p style="text-align: left;">&nbsp;颗粒体积(μm) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;25-45 </p><p style="text-align: left;">水卒取阻抗(Ω·cm) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1×10&nbsp;</p><p style="text-align: left;">铭酸银纸测试 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;合格 </p><p style="text-align: left;">铜板腐蚀测试 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;无腐蚀&nbsp;</p><p style="text-align: left;">表面绝缘40℃/90RH &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1×10 </p><p style="text-align: left;">扩展率(%) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&gt;90%&nbsp;</p><p style="text-align: left;">锡珠测试 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;合格 </p><p style="text-align: left;">剪切力(PSI) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 4540&nbsp;</p><p style="text-align: left;">电导率(%fCu) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;16.0 </p><p style="text-align: left;">热导率(w/cm℃) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0.4</p>