超碰人人超在线观看,欧美日韩视频高清一区,亚洲人成影院在线观看网色,国产精品久人妻精品

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 Sn28Pb72

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


91偷拍裸体一区二区三区| 高潮少妇高潮久久精品99| 中文字幕精品一区二区年下载| 日本国产欧美精品视频| 亚洲国产精品肉丝袜久久| 日本三区不卡高清更新二区| 成人精品一区二区三区在线| 亚洲二区欧美一区二区| a久久天堂国产毛片精品| 日韩精品区欧美在线一区| 亚洲成人精品免费在线观看| 国产成人亚洲精品青草天美| 一区二区三区四区亚洲另类| 激情视频在线视频在线视频| 欧美日韩在线视频一区| 九九热精彩视频在线播放| 国产亚洲精品香蕉视频播放| 日本午夜免费观看视频| 九九热视频网在线观看| 日系韩系还是欧美久久| 91精品欧美综合在ⅹ| 99久久精品午夜一区二| 国产性情片一区二区三区| 亚洲中文字幕人妻系列| 精品熟女少妇av免费久久野外| 好吊日视频这里都是精品| 免费播放一区二区三区四区| 亚洲av首页免费在线观看| 内射精品欧美一区二区三区久久久| 一区二区三区日韩中文| 又大又长又粗又猛国产精品| 日韩一区二区三区18| 亚洲一区二区三区免费的视频| 老司机精品视频在线免费| 亚洲色图欧美另类人妻| 爱草草在线观看免费视频| 国产伦精品一区二区三区高清版| 久热久热精品视频在线观看| 日韩特级黄片免费观看| 国产内射在线激情一区| 91精品国产品国语在线不卡|