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 Sn40Pb60

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


最近中文mv字幕免费高清在线| 91亚洲精品乱码久久久久久| 性人久久久久| 国产一区二区三区无码| 久热最新在线一区| 淫荡少妇人妻视频| 丰满少妇高潮嗷嗷叫在线观看| 亚洲中文久久精品无码软件| 麻豆安全免费网址入口| 美女图片免费看一区二区黄网站 | 激情五月婷婷亚洲视频| 色欲精产国品久久一二三产区 | 国产精品国产三级国产a| 丰满美女被操| 一卡2卡3卡4卡精品乱码视频 | 欧美成人午夜免费影院| 欧美 第55页| 中文字幕精品一区二区精品| 精品国产在天天在线观看| 视频二区中文字幕| 东北美女高潮喷水| 国产 中文 制服丝袜 另类| 久久无码人妻丰满熟| 中文字幕日本人妻久久久免费| 国产午夜福利精品久久2021| 天干夜天天夜天干天2004年 | 国产超碰人人爽人人做| 综合 欧美 亚洲日本| 日本亚洲欧洲色α在线播放| 精品久久久久久久久久久到领个| 国产农妇三级视频| 国产午夜精品8MAV在线观看| 性与交与!性爱网站| 美女裸身裸乳无遮挡网站| 性色爱一区二区三区| 亂伦WWWHD一区二区三区| 久久久精品久久久久久96| 在线国产网址| 国产激情免费视频在线观看| 麻酥酥久久久久久久久久一区二区三区| 亚洲av无码欧洲av无码网站|