久久免费看黄a级毛片_日本丰满护士爆乳xxxx_狠狠干狠狠爱_亚洲乱妇熟女爽到高潮的片_亚洲精品亚洲人成在线下载

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 Sn33Pb67

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


主站蜘蛛池模板: 137日本免费肉体摄影| 99精品偷自拍| 亚洲 一区二区 在线| 精品国产综合区久久久久久| 无码人妻少妇色欲av一区二区| 成人午夜福利院在线观看| 四虎精品免费永久免费视频| 无码精品尤物一区二区三区 | 成人日韩熟女高清视频一区| 久久精品国产亚洲av成人| 超薄肉色丝袜一区二区| 精品免费久久久久久久| 国产午夜精品一区二区三区漫画| 丰满熟妇被猛烈进入高清片| 奇米影视第四色首页| 性色av免费网站| 亚洲色丰满少妇高潮18p| 精品亚洲国产成人| 天天操夜夜操| 99精品一区二区三区无码吞精| 中文无码伦av中文字幕| 国产欧美另类久久精品蜜芽 | 午夜福利视频| 久久久国产一区二区三区| 无码av专区丝袜专区| 日本精品少妇一区二区三区| 国产精品多p对白交换绿帽| 天干天干天啪啪夜爽爽99| 国产性生交xxxxx无码| 夜夜高潮夜夜爽夜夜爱爱| 国产a√无码专区亚洲av| 18禁黄污吃奶免费看网站| 女人色熟女乱| 无码综合天天久久综合网色吧影院| 精品一区二区三区在线观看视频| 国产亚洲精品久久久久久| 久久精品国产亚洲av久| 精品国产一区二区三区久久影院| 自拍偷自拍亚洲精品10p| 无码国产精品一区二区高潮| 尤物99国产成人精品视频 |