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    二区三区无码视频,国产超级va在线观看视频,国产亚洲情侣一区二区无码AV,精品亚洲午夜久久久久四季,日本人成18禁止久久影院,欧美成人精品视频高清在线,久久久久AV综合网成人,国产色在线视频
    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 barSolder bar Sn99.3Cu0.7

    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.

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    常用無鉛焊錫用途表.jpg

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