欧美另类人妖-欧美乱xxxxxxxxx-欧美乱大交xxxxx潮喷-欧美乱大交xxxxx疯狂俱乐部-欧美乱妇15p-欧美乱妇高清无乱码

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 Sn50Pb50

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: 色噜噜噜噜噜噜| 亚洲国产精品久久婷婷| 中文字幕字幕乱码熟| 欧美一级黄色片| 我要看一级黄色毛片| 国产精品久久久久久久久久免费| 日本久操| 夜夜夜操操操| 欧美顶级xxxxbbbb| 性欧美欧美之巨大69| 加勒比精品久久一区二区三区| 三区在线观看| 2o18国产大陆天天弄| 日本视频一区在线观看免费| 亚洲专区欧美专区| 欧美亚洲精品在线| 亚洲欧美在线观看一区二区| 男男之h啪肉np文| 午夜精品久久久久久99热7777| 国模娜娜扒开嫩木耳| 天天狠天天干| 好吊788gaoco| 天天艹日日干| 国产亚洲欧美一区| 天天拍天天射| 久插| 天天伊人| 加勒比一本大道香蕉在线视频| 天美传媒在线观看| 国产在线精品观看一区| 天堂免费视频| 黄色欧美网站| 男人你懂的在线观看视频| 香蕉人人超| 男女性高爱潮免费的国产| 亚欧有色| 欧美一级片免费观看| 一区二区三区在线 | 网站| 日本精品网站| 7086bt伙计 福利一区| 四虎播放|