亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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
Solder paste

Solder paste PF-3704-H2

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: 在线观看国产精品电影| 亚州av综合色区无码一区| а√天堂资源官网在线资源| 最新亚洲av日韩av二区| 双乳被老汉揉搓a毛片免费观看| av天堂中av世界中文在线播放 | 色欲av永久无码精品无码蜜桃| 国产乱子伦精品视频| 无码成a毛片免费| 精品国产一区二区三区av性色| 五月丁香综合缴情六月小说| 中文字幕亚洲综合久久| 国产精品天干天干在线综合| 国产高清乱码又大又圆| 亚洲av无码国产永久播放蜜芽| 色翁荡息又大又硬又粗又视频软件| 亚洲av无码一区二区一二区潮浪 | 国产精品无码午夜福利| 亚洲第一av导航av尤物| 免费男人下部进女人下部视频| 中文亚洲av片不卡在线观看| 手机在线看永久av片免费| 久久久亚洲av波多野结衣| 狠狠色色综合网站| 一色屋精品视频在线观看| 国产精品成人午夜久久| 国产呻吟久久久久久久92| 激情 小说 亚洲 图片 伦| 欧美日韩一区二区三区在线观看视频| 国产成人久久av免费| 上海少妇高潮狂叫喷水了 | 国产又爽又刺激的视频| 国产精品成人va在线观看| 色欲麻豆国产福利精品| 国产精品一区二区av| 国产精品内射后入合集| 婷婷四房色播| 99热精品久久只有精品| 99香蕉国产精品偷在线观看| 亚洲一区二区女搞男| 国产精品内射久久久久欢欢|