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 Sn30Pb70

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


日韩一本久道在线观看| 午夜AVH| 曰韩香蕉视频| 2021a天堂网| 色第一页| 日女人| 国产精品无码久久九九| 欧美黑香蕉综合视频| 青青久草| 九九热AV在线| 99久久无码一区| 日韩欧美精品一区二区三区四区| 免费欧美日韩亚洲中文一区| 亚洲另类欧美精品| 韩日高清国内自拍| 中美日韩一区二区三区四区| 国产精品久久久久毛片| 人人妻人人爽人人澡人人| 亚洲AV无码一区二区三区18| 精品久久99| 一区亚洲| 2020av网| av在线网站| 51国产精品| 亚洲综合剧情一区| 噜噜网噜噜色| 一区二区网站| 国产精品久久免费| 国产日韩精品| 99热一区| 日韩欧美风情视频| 亚洲欧美精品午睡沙发| 久久精品麻豆一区二区三区| 丁香欧美熟女| 亚洲精品亚洲人成人网| 简单av网| 我要看欧美一级免费爽爽爽| 日韩网站色| 天天干天天日天天插天天操| 99久久久久无码国产精品免费| 抚顺县|