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: lzd@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder bar

Solder bar Sn40Pb60

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: 香蕉久久网站 | 欧美综合图区 | 在线观看高清国产福利视频 | 美女操操 | 我想看一级毛片免费的 | 免费一级a毛片夜夜看 | 国产精品亚洲精品爽爽 | 午夜91 | 亚洲欧美日韩综合 | 久久福利影院 | 免费在线成人网 | www.精品视频| 欧美日本视频一区 | 国产中文在线观看 | 国产成人精品aaaa视频一区 | 日日干天天操 | 日本不卡视频在线播放 | 久久亚洲国产精品五月天婷 | 黄色视屏在线免费观看 | 9久热这里只有精品免费 | 亚洲伊人国产 | 久久亚洲精品国产精品婷婷 | 国产高清久久 | 色综合五月天 | 性新婚a大黄毛片 | 麻豆精品国产免费观看 | 亚洲精品乱码久久久久久v 亚洲精品乱码久久久久久麻豆 | 四虎永久在线精品影院 | 午夜官网 | 国产精品99久久免费观看 | 久久天堂成人影院 | 狠狠色丁香婷婷综合久久片 | 九九热线| 天天摸日日摸 | 9久9久热精品视频在线观看 | 精品亚洲大全 | 欧美性大战久久久久久久蜜桃 | 日本最新免费二区 | 在线看一区 | 日韩高清一区二区三区不卡 | 免费观看四虎精品国产永久 |