亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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 bar

Solder bar Sn99.95

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: 精品无码中出一区二区| a级毛片100部免费观看| 亚洲综合无码无在线观看| 色婷婷综合中文久久一本| 女人18毛片水真多| 欧美一区二区三区成人片在线| 久久精品无码一区二区三区| 亚洲国产成人久久综合| 日本理伦片午夜理伦片| 少妇久久久久久被弄到高潮| 香蕉视频官网| 大屁股xxxxx| 免费a级毛片无码av| 97久久国产亚洲精品超碰热| 加勒比hezyo黑人专区| 精品人妻av无码一区二区三区| 国产精品久久久久7777按摩| 无码人中文字幕| 久久不见久久见www免费视频| 丰满少妇被粗大猛烈进人高清| 99久久精品国产一区二区蜜芽| 国产绳艺sm调教室论坛| 越猛烈欧美xx00动态图| 乱妇乱女熟妇熟女网站| 久久青青草原亚洲av无码麻豆| 亚洲 欧洲 日韩 综合二区| 亚洲色成人网站www永久四虎 | 国产动作大片中文字幕| 永久免费无码av在线网站| 国产免费看插插插视频| 国产亚洲人成在线播放| 亚洲人jizz日本人| 婷婷亚洲五月| 老少交欧美另类| 免费精品99久久国产综合精品| 国产成人精品无码免费看| 国产情侣草莓视频在线| 亚洲精品无码av人在线播放| 久久人妻天天av| 丰满少妇三级全黄| 欧美mv日韩mv国产网站|