• <noscript id="a0aaa"><pre id="a0aaa"></pre></noscript>
    <nav id="a0aaa"></nav>
    <nav id="a0aaa"></nav><nav id="a0aaa"><sup id="a0aaa"></sup></nav>
    <tr id="a0aaa"><blockquote id="a0aaa"></blockquote></tr>
    日本高清www片久久,国产午夜视频在线观看,精品少妇人妻AV无码久久,五月婷婷六月天,在线日本国产成人免费的,岛国av免费观看,久久婷婷国产综合精品,五月丁香六月
    Welcome to the official website of Legret Metal Company
    Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
    National consultation hotline:+86 135-2799-2739
    Contact US
    mobile phone: 135-2799-2739
    Service hotline: 0769-38893080
    Email: anson@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: 日本www在线视频| 香港特级三A毛片免费观看| 国产免费人视频在线观看免费| 美女不带套日出白浆免费视频| 国产精品无码久久四虎| 日韩欧美一区二区三区在线| 毛片国产精品完整版| 在线免费观看污| 国产福利视频在线精品| 五月综合色婷婷影院在线观看| 国内精品久久久人妻中文字幕| 国产亚洲精品自在久久不卡| 99国产成人综合久久精品| 亚洲视频在线观看第一页| 按摩女内射少妇一二三区| 亚洲中文av一区二区三区| 思思久久96热在精品国产10| 久久久久无码精品亚洲日韩| 如何看色黄视频中文字幕| 欧美特级午夜一区二区三区| 视频二区一区国产精品天天| 国产精品va在线观看无码| 97无码免费人妻超级碰碰夜夜| 亚洲国产精品久久久天堂麻豆| 亚洲日本va午夜中文字幕久久 | 中文国产成人精品久久不卡| 嫩草国产美女免费视频| 国产成人福利在线视老湿机 | 日韩亚洲人成在线综合日本| 国产成人无码午夜视频在线观看| 体验区试看120秒啪啪免费| 中文字幕韩国三级理论无码| 中文字幕日韩亚洲精品| 国产成人久久91一区二区三区| 二区三区亚洲精品国产| 国产精品_国产精品_国产精品| 国产精品无码AV私拍| 革吉县| 女同在线观看免费网站| 欧洲美熟女乱又伦AV影片| 无码网址|