好爽快点我受不了了国产-好色先生app下载无限看-好色婷婷-好骚综合在线-日韩三级在线播放-日韩三级在线

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: lzd@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder bar

Solder bar Sn50Pb50

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: 一级a爰片久久毛片 | 四虎最新网址 | 青青草国产精品人人爱99 | 天天做夜夜做久久做狠狠 | 亚洲伊人久久精品 | 色噜噜色偷偷 | 欧美一区二区三区激情啪啪 | 日本特黄特色免费大片 | 伊人影库| 午夜三级国产精品理论三级 | 四虎院影永久在线观看 | 青青草国产免费久久久下载 | 午夜欧美福利 | 色之综合网 | 自拍一区在线观看 | 天天色成人 | 天天躁夜夜躁狠狠躁20216 | 新午夜影院 | 日韩专区在线播放 | 全部免费国产潢色一级 | 人人干免费| 在线播放精品一区二区啪视频 | 亚洲天堂ww | 色综合狠狠操 | 西西人体大胆77777视频 | 青草园网站在线观看 | 午夜在线网址 | 四虎影院海外永久 | 色综合久久久 | 亚洲欧洲一区二区三区在线 | 最近新免费韩国视频资源 | 日韩一区二区三区视频在线观看 | 亚州免费一级毛片 | 人人看人人| 奇米综合| 在线小视频国产 | 日韩无 | 日本一区二区视频免费播放 | 日韩一级在线视频 | 日韩精品视频在线免费观看 | 色播五月激情 |