午夜三级在线-午夜湿-午夜湿影院-午夜视频www-操你啦网站-操你啦在线播放

Welcome to the official website of Legret Metal Company
Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
National consultation hotline:135-2799-2739
Contact US
mobile phone: 135-2799-2739
Service hotline: 0769-38893080
Email: [email protected]
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder bar

Solder bar Sn40Pb60

Product parameters

☆ good fluidity and wettability< br> ☆ excellent antioxidant, less tin slag< br> ☆ appropriate additives to change the crystalline junction of solder joint Structure, reduce internal stress and resist whisker growth< br> ☆ excellent welding performance, few pull points and bridging;

Scope of application

This product is applicable to the tin spraying operation system on the surface of PCB, and is widely applicable to the wave soldering operation of automatic lead-free soldering furnace.

Lvzhidao brand tin bar adopts high-purity metal raw materials, and effectively controls the content of metal oxides and non-metallic impurities under strict quality control. The produced tin bar has uniform and smooth surface, high purity, fast melting, good fluidity, excellent wetting performance, full and bright solder joints and few oxide slag. It is suitable for all kinds of wave soldering and manual soldering with high quality requirements. Our company continuously develops and can provide a variety of alloy proportions and types of lead-free tin bars for you to choose from.

主站蜘蛛池模板: 综合伊人| 成人性色生活片免费看成人性 | 91青草久久久久久清纯 | 中文字幕一精品亚洲无线一区 | 欧美激情视频二区三区 | 操野逼| 一级特黄aa大片免费 | 久久九九色 | a4yy私人影院免费毛片 | 欧美成人鲁丝片在线观看 | 精品综合久久久久久98 | 综合成人 | 国产成 人 综合 亚洲网 | 日韩在线色| 18成人网 | 成人动漫在线免费观看 | 丁香天五香天堂园 | 免费被黄网站在观看 | 一区二区精品在线观看 | 日本h片在线 | aiai888永久免费视频 | 在线观看视频中文字幕 | 中文字幕日韩欧美一区二区三区 | 免费成年人视频在线观看 | 黄色片免费观看视频 | 国产成人精品免费视频动漫 | 一本到高清 | 久久国产亚洲观看 | 狠狠色丁香婷婷久久综合不卡 | 成年人在线观看免费视频 | 久久韩国| 中文字幕精品一区二区日本大胸 | 成人在免费视频手机观看网站 | 777色狠狠一区二区三区香蕉 | 亚洲综合日韩在线亚洲欧美专区 | 69av导航| 精品欧美一区二区精品久久 | 美女的激情影院 | 天天操天天摸天天射 | 国产一级特黄a大片99 | 不卡中文字幕在线观看 |