成年女人18级毛片毛片免费-狠狠色色综合网站-亚洲精品无码乱码成人-成人午夜高潮a∨猛片-少妇被躁爽到高潮

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 Sn53Pb47

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


主站蜘蛛池模板: 国产明星精品无码av换脸| 男人激烈吮乳吃奶视频免费| 亚洲色大成网站久久久| 人妻av资源先锋影音av资源| 精品久久久久中文字幕一区| 国产精品久久久久久久久齐齐 | 日韩精品人妻系列无码av东京 | 国产尤物精品视频| 国产手机在线无码播放视频| 欧美乱强伦xxxxx高潮| 欧美性受xxxx黑人猛交| 色播在线精品一区二区三区四区| 亚洲妇女水蜜桃av网网站 | 狠狠亚洲超碰狼人久久| 国产剧情福利av一区二区| 亚洲精品国产综合99久久一区| 欧美激情肉欲高潮视频| 国产乱子伦一区二区三区四区五区| 少妇人妻系列无码专区视频| 亚洲精品国自产拍在线观看| 国产午国产午夜精华 免费| 久久久久久久99精品免费观看| 久久俺也去丁香综合色| 久久亚洲精品成人无码网站蜜桃| 中国丰满熟妇xxxx性| 日日摸天天摸97狠狠婷婷| 亚洲日韩欧洲无码a∨夜夜| 亚洲性无码av中文字幕| 国产成人av 综合 亚洲| 国产精品99久久免费观看| 国色天香网www在线观看| 成在人线av无码免费漫画| 久久久性色精品国产免费观看| 色翁荡息又大又硬又粗又视频软件| 新国产三级视频在线播放| 亚洲愉拍自拍另类天堂| 丰满的少妇被猛烈进入白浆| 久久www免费人成_看片| 天天日天天干天天操| 亚洲日产精品一二三四区| 国产成人无码网站|