一区日韩,丰满熟妇一区二区三区,奶头网站在线,澳门成人dvd无码视频

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 Sn20Pb80

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


亚洲综合小说| 一本一本久久A久久综合精品| 亚洲AV无码久久综合精品| 女人天堂成人| 另类欧美亚洲| 无码在线电影| 久久精品国产亚洲欧美| 延安市| 九月婷婷成人社区| 亚洲AV成人无码一区在线观看 | 人妻互换HDF中文| 一本一道无码免费视频| 晚上你懂得在线观看视频www| 久久久久久久性爱毛片| 欧美日韩高清一区| 欧美寡妇性猛交xxx| 色五月婷婷中文字幕| 欧美91大视频| 日韩av强奸电影| gay男男中国| 日韩1区2区3区| 国产视频综合网| 综合国产| 牛夜精品久久久久久久99蜜桃| 香蕉在线99| 漂亮人妻被中出中文字幕| 日韩无码字幕| 激情无码三区| www.国产精品.com| 欧美激情亚洲精品| 欧美一区二区三区公司| 人人人妻人人澡人人爽欧美十三区| 九九九精品成人免费视频7| 一区久久久久| 综合xx网| 日韩一级人妻| 99re8久久在热线播放| 亚洲性色AV无码国产日韩精品| 亚洲精欧美一区二区精品| 十四以下岁毛片带血a级| 涩爱AV网|