aaa一级-aaa一级毛片-aaa一级毛片免费-aaa一级片-亚洲一区亚洲二区-亚洲一区小说区中文字幕

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 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: 亚洲欧美久久婷婷爱综合一区天堂 | 午夜综合网 | 真人一级毛片国产 | 五月天三级 | 一区二区三区免费在线 | 九九视频免费精品视频免费 | 久久福利一区二区 | 国产综合成人久久大片91 | 中文字幕一区中文亚洲 | 日本伊人精品一区二区三区 | 婷婷激情在线 | 点击进入不卡毛片免费观看 | 一区二区三区不卡在线观看 | www.天天干.com| 小说区图片区综合久久88 | 久久精品中文字幕免费 | 久热最新视频 | 美女网站在线 | 成人宗合网 | 国产精品资源在线观看网站 | 亚洲第一福利视频 | 欧美特黄三级在线观看 | 深夜福利一区二区 | 好属妞这里只有精品久久 | 成人嗯啊视频在线观看 | 9191在线精品播放 | 国产手机在线播放 | 日本高清色www | 久久一区二区三区免费 | 国产一区二区色淫影院 | 国产美女激情视频无打码 | 精品国产网红福利在线观看 | 91婷婷| 日韩中文字幕亚洲无线码 | 成人免费午夜视频 | 最新国产福利在线 | 国产午夜在线观看视频 | 亚洲欧美在线精品一区二区 | 国产成人综合亚洲欧洲色就色 | 都市激情 亚洲 | 国产精品久久久久久久y |