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 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


欧美另类熟妇xxxx久久a片| 国产精品人妻一区夜夜爱| 国产在线拍小情侣国产拍拍偷 | 中文字日产幕码三区的做法大全 | 欧美人禽性动交异族另类| 女女互磨互喷水高潮les呻吟 | 国产成人无码综合亚洲日韩| 哦┅┅快┅┅用力啊┅┅| 日本少妇BBW丰满做爰图片| 教官趁她睡着吸允她的花蜜| 一区二区三区中文字幕| 欧美大片免费播放器| 张栢芝全套94张未删图| 日韩a片无码毛片免费看小说| 欧美人妻www无码国产黄漫| 国产av一区二区三区传媒| 啊灬啊别停灬用力啊黑人| 闺房床榻粗喘H娇女| 丁香婷婷综合激情五月色| 高撅红肿h羞耻罚老师受学生攻| 山村最原始的肉欲伦情| 亚洲av片不卡无码久久| 亚洲av无码一区二区二三区软件 | 女人张开腿让男人添| 99精品视频一区在线观看| 成人毛片18女人毛片免费看视频| 日本极品人妻VIDEOSSEX| 老公晚上日不停我腿都酸了| 年轻护士的滋味中文字幕| 中国熟妇色xxxxx中国学生| 老师含紧一点h边做边走视频动漫| 老头猛吸女大学奶头a片| 男女做爰猛烈吃奶摸动态图| 5g影院天天5g天天爽| 连开两个处苞过程| 少妇与大狼拘作爱性a片| 扒开双腿猛进入jk校花免费网站| 大胆人体艺术| 两个人的免费视频| 国产寡妇xxxx猛交69| 老师好大好爽我要喷水了视频|