九九视频精品免费观看6,久久精品国产亚洲AV无码不,亚洲日韩AV一区二区三区中文,国产在线精品综合色区,国产三级精品三级在线专区1,91精品aⅴ无码中文字字幕蜜桃,又紧又大又爽精品一区二区,日韩av一区二区亚洲
    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
    Low temperature Solder paste

    Solder paste PF-4258-C

    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: 免费大片黄在线观看18中文| 人妻妺妺窝人体色www聚色窝| 亚洲人成网站在线观看播放 | 中文字幕人成乱码熟女app| 久久综合九色综合久99| h成人动漫| 中文字幕精品久久久久人妻红杏1| 亚洲色大18成人网站www在线播放| 一日本道a高清免费播放| igao激情视频| 狠狠色丁香婷婷久久综合| 人妻内射一区二区在线视频| 极品嫩模高潮叫床| 国产成熟女人性满足视频| 忘忧草www日本高清| 欧美人人妻人人澡人人尤物| 八宿县| gogo全球大胆高清人体444| 久久久噜噜噜久久| 久久精品一区二区东京热| 无码中文字幕乱在线观看| yin荡护士揉捏乱p办公室视频| 玛多县| 台湾佬中文娱乐网22| 黄金网站app观看大全夸克| 好男人视频免费高清在线观看| 少妇愉情理伦片丰满丰满午夜| 久久久久亚洲av综合仓井空| 摸进她的内裤里疯狂揉她| 屏东县| 香蕉久久丫精品忘忧草产品| 亚洲男同帅gay片在线观看| 国产亚洲婷婷香蕉久久精品| 国产顶级熟妇高潮xxxxx| 天天爱天天做天天爽夜夜揉| 日照市| 人妻熟女αⅴ一区二区三区| 无人在线完整免费高清观看| 精品无码无人网站免费视频 | 女性| 吃奶揉捏奶头高潮视频在线观看|