超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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 Sn43Pb57

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


欧美激情黑人| 欧美一区自慰| 久久久久久久黄少妇毛片| 亚洲高清国产拍精品26U| 传媒久久尤物伊人| 少妇大叫太大太深受不了| 日韩无码中文字| 亚洲精品色蜜桃| 亚洲AV无码精品色毛片浪潮| 久久久久樱花 人妻二| 国产一区二区黑人97XXXX| 午夜福利1000集一区二区三区| 亚洲黄色三级片久久久| 人人妻人人澡人人爽精品欧美一区 | 久久www免费人成看片入口| 欧美性爱视频入口| 日韩 欧美 动漫 国产 制服| 亚洲国产av一区二区三区| 少妇一区二区AV| 无码人妻999一区二区三区| 太大了受不了www在线观看| 午夜精品影院| 色妞av永久一区二区国产av| 日韩美丽漂亮的少妇影院| 黄色av网站| 综合久久久久久| 亚洲无码性爱区| 又黄又无遮挡aaaaa毛片| 亚洲欧洲成人av每日更新 | 亚洲AV插一插| 国产乱人伦偷精品视频不卡 | 最新奇米777| 亚洲秘 无码一区二区三区| 玖玖高清无码| 又硬又水多又坚少妇18P| AV在线资源共享| 成人国产果冻传媒无码视频| 性满足bbwbbwbbw| 人人妻人人摸| 九九热大香焦视频| videos另类灌满极品另类|