一本色综合久久-一本色综合网久久-一本色综合亚洲精品蜜桃冫-一本无码人妻在中文字幕免费-一本无码中文字幕在线观-一本一本久久aa综合精品

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: [email protected]
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder bar

Solder bar Sn45Pb55

Product parameters

☆ good fluidity and wettability< br> ☆ excellent antioxidant, less tin slag< br> ☆ appropriate additives to change the crystalline junction of solder joint Structure, reduce internal stress and resist whisker growth< br> ☆ excellent welding performance, few pull points and bridging;

Scope of application

This product is applicable to the tin spraying operation system on the surface of PCB, and is widely applicable to the wave soldering operation of automatic lead-free soldering furnace.

Lvzhidao brand tin bar adopts high-purity metal raw materials, and effectively controls the content of metal oxides and non-metallic impurities under strict quality control. The produced tin bar has uniform and smooth surface, high purity, fast melting, good fluidity, excellent wetting performance, full and bright solder joints and few oxide slag. It is suitable for all kinds of wave soldering and manual soldering with high quality requirements. Our company continuously develops and can provide a variety of alloy proportions and types of lead-free tin bars for you to choose from.

主站蜘蛛池模板: 国产欧美日韩精品一区二区三区 | 精品一区二区三区在线视频观看 | 日本久色 | 黄视频福利 | 天天操天天草 | 欧美胖老妇 | 99热999 | 99精品这里只有精品高清视频 | 久操国产视频 | www深夜视频在线观看高清 | 九九色播 | 久久精品免视看国产明星 | 不卡影院 | 色综合色综合色综合 | 在线免费一区二区 | 午夜宅男免费完整在线观看 | 亚洲国产成人最新精品资源 | 麻豆亚洲 | 久久er国产精品免费观看2 | 成人在线视频国产 | 亚洲综合伦理一区 | 中文字幕 一区 婷婷 在线 | 亚洲系列在线 | 国内精品免费网站牛牛 | 中文字幕日本不卡 | 日日夜夜噜噜 | 9191精品国产费久久 | 99视频精品全部在线播放 | 欧美xxxx喷潮 | 大学生一级毛片 | 国产人成午夜免视频网站 | 亚洲免费二区三区 | 雅虎日本免费一区二区三区 | 国产91免费在线观看 | 欧美一级a毛片人人dvd | 国产中文字幕在线免费观看 | 久久这里有精品视频 | 羞羞视频在线看 | 国产香蕉偷在线观看视频 | 亚洲区在线播放 | 午夜精品久久久久久久爽 |