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 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: 黄页在线播放网址| 久草免费在线观看| 欧美做爱毛片| 天天干夜夜骑| 亚洲毛片| 中文字幕日韩国产| www.性视频| 国产精品久久亚洲不卡4k岛国| 久久99热久久精品| 免费观看日本a毛片| 青青青线在线观看| 深夜福利网站在线观看| 亚洲国产欧美在线| 一级做a爰片性色毛片2021| 99精品国产高清自在线看超 | 午夜影院操一| 亚洲伊人久久大香线蕉啊| 91成人午夜性a一级毛片| 成人毛片大全| 国产精品免费播放| 国内在线播放| 久久99精品久久久久久臀蜜桃| 免费观看久久| 欧美性生活视频免费| 日韩私人影院| 四虎影院在线免费| 国产乱码视频| 国内视频一区二区| 久久高清影院| 久久伊人免费| 嫩模一区| 欧美午夜毛片a级在线| 日韩欧美精品有码在线观看| 天天射网| 亚洲成a人v在线观看| 亚洲综合五月天婷| 中国一级全黄的免费观看| 99精品视频在线观看re| 成人一级毛片| 国产高清自拍视频| 国产日韩欧美亚洲综合首页|