国产高潮国产高潮久久久,,,

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 Sn50Pb50

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


宫交h打桩hh灌尿| 美妇身上销魂冲刺享受| 欧美大片免费播放器| 啊灬啊灬啊灬快灬高潮了女| vpswindows另类极品| 大又大粗又爽又黄少妇毛片| 无码一区二区三区av免费蜜桃视 | 啊灬啊灬啊灬快灬高潮了女| 国产vpswindows精品| 猫咪av成人永久网站在线观看| 人善交OOOOOO另类| 特级毛片爽www免费版| 无人视频在线观看完整版高清| 年轻教师6电影完整版| 婷婷久久五月色蜜桃7777 | 国产精品久久久久久精品毛片| 寂寞少妇扒开双腿猛烈进入免费看| 色婷婷亚洲精品天天综合影院| 亚洲av天堂综合网久久| 解开她的内衣含着她的柔软| 女人做几次就不紧了| 国产偷窥熟女精品视频大全| 97成人无码免费一区二区中文| 好吊视频一区二区三区| 吃瓜黑料视频永久地址| 少妇被爽到高潮喷水| 国产精品无码久久久久不卡| 国产免费内射又粗又爽密桃视频| 两个女人互添下身高潮| 欧美精品一区二区| 婷婷色国产偷V国产偷V| 趁老师睡着破了她的处| 国产精品va最新国产精品视频| gogogo免费高清日本| 熟妇人妻久久中文字幕| 欧美视频毛片在线播放| 丝袜老师你夹得好紧好爽| 朋友出差人妻半推半就滑进| 欧美精产国品一二三区别| 欧美vivo18| 国产欧美精品区一区二区三区|