手机在线不卡一区二区,亚洲精品亚洲人成在线,国语自产少妇精品视频蜜桃,午夜福利av无码一区二区,最新永久无码av网址亚洲,国产成人无码激情视频,国产日韩精品视频无码,亚洲爱婷婷色婷婷五月
        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
        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: 欧美精欧美乱码一二三四区| 天天综合色网| 天天躁日日摸久久久精品| 国产成人无码h在线观看网站| 97超级碰碰| 欧美系列第一页| 美女张开腿让人桶| 亚洲国产成在人网站天堂| 中文字幕亚洲乱码熟女1区2区| 日韩欧美aⅴ综合网站发布| 亚洲精品无码av专区最新| 日韩精品久久久久久久| 就操在线| 亚洲精品一区二区国产精华液| 120秒试看无码体验区| 日韩123| 欧产日产国产69| 五月综合激情婷婷六月色窝| 2021亚洲卡一卡二新区入口| 校园春色综合网| 国产亚洲第一页| 欧美成人免费全部| 动漫美女h黄动漫在线观看| 艳母动漫在线播放| 午夜影院色| 日韩av无码久久一区二区| 免费国产污网站在线观看 | 亚洲精品麻豆一二三区| 国产精品成人午夜电影| 91禁在线看| 日本黄色片在线播放| 人妻系列无码专区免费| 无码一区二区三区不卡av | 影音先锋毛片| 天堂中文最新版在线中文| 国产女人高潮抽搐叫床视频| 成人v精品蜜桃久一区| 香蕉视频首页| 国产又爽又黄又无遮挡的激情视频 | 国产成人无码av一区二区| 无码国模产在线观看免费|