色一区二区,大地资源网在线观看免费,精品国产ⅴ无码大片在线观看,亚洲欧美一区二区三区在线

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 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


美女天堂AV在线| 看久久久久久| 综合久久婷婷| 无毛Av| a天堂在线新网址| 操丰胰熟妇| 国产精品内射| 少妇人妻导航| av熟妇七区| 69av欧美| 国产三级视频在线| 亚洲欧美综合一区| 自慰1区二区| 四虎影库毛片大全| 天天操夜夜操| 国产无码av电影一区| 成人无码精品| 日韩啪啪视频无码| 久久久精品97| 猎奇无码播放在线观看| 在线亚洲国产日韩播放| 国产精品-区区久久久狼| 国产又大又长又粗| 乱码一乱码二乱码三新区app| 51久久久| 精品国产丝袜自在线拍国语| 亚洲r视频| 爆乳中文字幕| xxxx小日本com| 熟女高潮精品一区二区| www.com69国| 人人妻人人澡人人爽| 久久国产精品久久禁| 一区啪啪污黄| 超碰在线针对华人| 欧美激情视频一区二区三区不卡| 人妻天天狠| 打开这个你会感谢我的网站| 久久久,被视频| 国产区欧美区综合小说| 另类h视频|