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

Solder wire Sn30Pb70

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


国产香蕉一区二区在线网站| 呦系列视频一区二区三区| 超薄肉丝美足一区二区| 日韩人妻嗷嗷叫| 波多野结衣在线播放一区| 乱伦一区二区三区| 亚洲精品动漫免费二区| 亚洲精品中字中出无码| 50岁老熟女高潮嗷嗷叫| 欧美交A欧美精品喷水| 十分钟免费毛片| 亚洲av激情久久精品人| 久久成人国产精品一区二区| 色七七桃花影院| 久久人妻av一区二区软件| 人人爽人人爱| 少妇高潮一区二区三区99小说| 成人影视无码大全性色一区毛片| 九色综合九色综合色鬼| 怡红院av网站| 国产精品18久久久久网站| 色播五月婷婷| 亚洲欧洲无码一区二区三区| 成年美女黄网站18禁免费| 高清无码18| 巨爆乳无码视频在线观看| 99re6在线视频精品免费下载| 久久人人爽人人人人片| 色妞色视频一区二区三区四区 | 日本在线a一区视频高清视频| 99久热免费视频| 欧美性爱网免费| 亚洲日韩亚洲另类| 中文字幕精品亚洲无线码一区| free性日本| 中文最新版地址在线| 亚洲黄色小说网站| 久久99国产综合精品| 美女,操逼黄色大片| 国产成人一区二区三区免费观看| 欧美少妇性爱网|