亚洲а∨天堂2014在线无码-精品无码国产自产拍在线观看蜜-久碰久摸久看视频在线观看-国产精品igao视频网-人人爽天天碰狠狠添

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: anson@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder paste

Solder paste Sn55Pb45

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: 日韩欧美一区二区三区免费观看| 国产凹凸在线一区二区| 亚州性无码不卡免费视频| 无码h片在线观看网站| 国产玉足榨精视频在线观看 | 国产成人无码aa片免费看| 久久久久国产精品人妻aⅴ毛片 | 欧洲精品99毛片免费高清观看 | 国产明星裸体xxxx视频| 亚洲三级高清免费| 久久99日韩国产精品久久99| 97国产露脸精品国产麻豆 | 国产亚洲精品一区二区三区| 国产又色又爽又刺激视频| 亚洲大尺度无码无码专线一区| .精品久久久麻豆国产精品 | 日本高清在线一区至六区不卡视频 | 中国真实偷乱视频| 手机看片久久国产免费| 99国产精品久久久久久久日本竹| 欧美老人巨大xxxx做受视频| 无码人妻av免费一区二区三区| 国产做a爱片久久毛片a片| 国产360激情盗摄全集| 国产人妻无码一区无| 国产精品水嫩水嫩| 99re8精品视频热线观看 | 在线精品国产成人综合| 久久东京热人妻无码人av| 狠狠色婷婷久久综合频道毛片| 中文字幕一区二区三区精华液| 国产亚洲精品拍拍拍拍拍| 亚洲欧美日韩中文无线码| 久久俺也去丁香综合色| 精品人妻午夜一区二区三区四区| 五月丁香久久综合网站| 无码国内精品久久人妻蜜桃| 国产999精品成人网站| 午夜dy888国产精品影院| 欧美性猛交xxxx免费看蜜桃| 国产亚洲精品久久久网站好莱|