<bdo id="yiqmm"></bdo>
  • <strike id="yiqmm"><tbody id="yiqmm"></tbody></strike>
    <strike id="yiqmm"><samp id="yiqmm"></samp></strike><input id="yiqmm"><th id="yiqmm"></th></input><abbr id="yiqmm"></abbr>
  • <input id="yiqmm"><th id="yiqmm"></th></input>
  • 欧美大胆老熟妇乱子伦视频,18禁超污无遮挡无码免费网站国产,亚洲 日韩 国产 有码 不卡,99久久精品国产一区二区蜜芽,色综合久久无码五十路人妻,亚洲av无码乱码在线观看野外,免费福利视频一区二区三区高清,亚洲精品456在线播放
    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
    Needle tube Solder paste

    Solder paste Sn60Pb40

    Product parameters

    ★Loose reflow process window
    ★Excellent wetting and tin eating ability
    ★Low bubble and void ratio
    ★The adhesive force can be maintained for a long time
    ★Transparent residue

    Scope of application

    Suitable for SMT industry PCB surface resistance, capacitance, IC and other electronic components welding

    The advantages of the product are as follows:

    1. Printing rolling and forming, as low as 0.3mm spacing pad can also complete exquisite printing;

    2. During continuous printing, the viscosity changes little, and the steel mesh has a long operational life. It will not dry after more than 8 hours, and still keeps good     printing effect;

    3. After several hours of printing, the original shape is still kept, basically no collapse, and the chip components will not be offset; 

    4. It has excellent weldability and can show proper wettability in different parts; 

    5. It can adapt to the requirements of different grades of welding equipment. It does not need to complete welding in nitrogen charging environment, and it can still perform good welding performance in a wide range of reflow furnace temperature;

    6. After welding, the residue is very little, the color is very light, and the insulation resistance is high, which will not corrode the PCB, and can meet the requirements of free washing; 

    7. It has better ICT test performance and will not produce misjudgment; 

    8. It can be used for paste in hole process.



    主站蜘蛛池模板: 伊人久久精品无码麻豆一区| 色妞色综合久久夜夜| 亚洲午夜福利在线视频| 精品九九视频| AV人人操| 亚洲最新地址| 亚洲av综合色区无码一区爱av| 老熟女视频| 国产做国产爱免费视频| 日本边添边摸边做边爱喷水| 热久久99这里有精品综合久久| chinese国产在线视频| yy111111在线尤物| 午夜无码一区二区三区在线| 欧洲一区在线观看| 香蕉视频在线观看www| 综合久久久久6亚洲综合| 亚洲精品专区成人网站 | 日韩欧美在线观看成人| 一级毛片在线观看免费| 国产91在线播放免费| 欧美人与禽2o2o性论交| 色综合久久中文字幕有码| 国内精品久久人妻无码不卡| 国产精品人妻久久毛片高清无卡| 国产麻豆精品av在线观看| 蜜桃臀AV高潮无码| 老熟女视频| 国产精品爽黄69天堂A| 中文岛国精品亚洲一区| 国偷自产一区二区三区在线视频| 久久性色av亚洲电影| 欧美粗大猛烈进出| 男人扒女人添高潮视频| 国产又爽又黄又不遮挡视频| 巨胸不知火舞露双奶头无遮挡| 久久久成人毛片无码| 久久精品一品道久久精品9| 欧美在线观看网址| 无码专区亚洲综合另类| 国产精品九九热|