国产高潮国产高潮久久久,,,

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 wire

Solder wire Sn50Pb50

Product parameters

◆ good weldability and short wetting time < br > ◆ less rosin splash during brazing < br > ◆ rosin in the line is evenly distributed and has good continuity < br > ◆ no bad smell, less smoke, no harmful gas < br >

Scope of application

It is suitable for tin plating of wires and cables, sintering of circuit substrates, tin lining of components, wave soldering of components and manual soldering of components.

Lvzhidao lead-free solder wire completely passed SGS test.

In the dust-free and environment-friendly special workshop, high-purity environment-friendly tin ingot, unique flux formula and strict implementation of ISO quality management system are adopted,

The German direct reading spectrometer was introduced to control the quality and produce lead-free solder wire in line with ROHS standard.

★ made of pure tin, with good wettability, conductivity and thermal conductivity.

★ the flux is moderate and does not splash during welding. It can be customized by customers.

★ the winding is neat without knotting, easy to weld and high efficiency.

★ environment friendly lead-free tin wire meets ROHS standard and SGS certification


韩国高清大片免费观看在线| 夜夜躁婷婷av蜜桃| jizzjizz欧美69巨大| 国内老熟妇对白hdxxxx| 厨房掀起少妇裙子挺进去| 国产边添边摸边做边爱| 自慰被室友看见强行嗯啊男男| 亚洲女人被黑人巨大进入| 清纯校花被脔日常h苏苏np| 把头埋入茂密的两腿之间 | 无人区码一码二码W358CC| 蜜桃视频APP下载直播| 被老外添嫩苞添高潮np视频| 公交车大龟廷进我身体里| 十大乱翁系列小说| 极品人妻洗澡后被朋友玩| 真人做真爱30分视频免费| 性饥渴的老妇教我玩她| 被绑在打桩机上抹春药| 免费的视频app网站| 粗大的内捧猛烈进出| 被体育老师c了一节林妙妙| 朝鲜女人毛多水多又紧又滑| 国产视频在线观看| 御书屋御宅屋高辣h| 精品国产乱码久久久久久郑州公司 | 欧美乱妇日本无乱码特黄大片| 久久亚洲av无码西西人体| 欧美a一片xxxx片与善交 | 玩弄老太婆BBW视频| 精品丰满人妻无套内射| 亚洲国产成人精品女人久久久| 欧美乱大交xxxxx| 99久久久国产精品免费蜜臀| 欧美free性xxxx护士hd| 人鲁交yazhonghucxx| 免费观看全黄做爰的视频| 成人亚洲性情网站www在线观看| 女人与公拘交酡过程高清视频| 粉嫩小缝口太窄了进不去| 国产又粗又黄又爽又硬的图片|