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
Lead free solder wire

Solder wire Sn99.7Cu0.3

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


成年人尤物视频在线观看| 韩国理伦片一区二区三区在线播放| 亚洲很很成人| 天天躁日日躁成人字幕Aⅴ| 国产色在线 | 日韩| 亚洲桃色AV| 午夜激情影院欧美| 日本二三本久道不卡免费| 男人天堂国产在线| 国产强奸AV| 美女鸡鸡视频18| 午夜福利100| 中文无码在线看| 狠狠干天天色| 黄色毛片视频| 日日躁狠狠躁狠狠爱| 桃花社区在线播放| 人妻无码第页| 少妇裸体扒开双腿让我桶| 人妻洗澡被公日日操| 99热国产精品r6| 亚洲AV无码一区二区三区少妇| 日韩精品国产另类专区| 亚洲精品无码人妻无码| 无码精品无码| 精品无码久久久久久久动漫| 国产熟妇高潮呻吟喷水| 狠狠色综合网站久久久久久久高清| 亚洲AV无码AV日韩AV影院| 国产成人一区二区无码不卡在线| 亚洲桃色诱惑| 国内精品自产拍在线观看| 久久精品国产AV一区二区色欲| 国产亚洲高清不卡在线观看| 久久理论片午夜琪琪电影网| 亚洲熟妇无码一区二区三区导航| 日产日产自线一二三四2021| 久久影院午夜伦手机不四虎卡| 掀开奶罩边吃边摸下娇喘视频| 免费国产99久久久香蕉| 日韩最新AV|