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 Sn63Pb37

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


美女被c视频在线观看| 两个人看的www中文在线观看| www.少妇.com| 亚州无码精品一区| 婷婷五月丁香六月麻豆| 欧美高清视频一区二区| 国产AV综合一区二区三区| 好屌淫这就是精品| 蜜桃无码一区二区三区| 无码成人精品区在线观看| 亚洲高潮在线| j2s7x成人网站登录入口链接| 人人操人人插| 精品无码一区7777| 欧美三级a做爰在线观看| 老师脱了内裤让我爽了一夜| 江苏极品少妇性爱| 亚洲AV无码国产精品色草苺| 黑人Vs日本女优98AV| 亚洲日韩a级片d!,| 淫荡的少妇av| 秋霞午夜无码鲁丝片午夜精品| 在线欧美精品视频二区| 色噜噜日韩精品欧美。二区| 一区在线观看一区| 老熟女让我扒开添| av在线更新| 久久播免费视频| 爽到高潮无码视频在线观看| 婷婷丁香五月中文字幕| 亚洲人护士毛茸茸| 国产精品久久久久无码| 99久久99久国产黄毛片| 亚洲精品无码乱码久久久久久 | 亚洲偷偷se| 好屌妞国产欧美日韩| 国产免费1卡2卡| 精品无码一区二区三区亚洲桃色| 东北女人下面毛多水多| 越猛烈欧美xx00动态图| 亚洲激情另类|