超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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 Sn64.7Bi35Ag0.3

Product parameters

★L(fēng)oose reflow process window
★Excellent wetting and tin eating ability
★L(fēng)ow 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.


另类图片激情小说| 人妻久久网站| 夜夜爽天天爽| 狠狠躁日日躁夜夜老牛传媒| 无码影视在线播放| 亚洲人成在线播放网站| 无码AⅤ一区二区三| 丰满少妇玉梅抽搐呻吟视频| 囯产县乱人乱偷精品门中| 娇妻呻吟一区二区三区| 日日躁狠狠躁夜夜躁| 成人免费毛片视频| 午夜一区二区午夜成人| 人妻公交被从后面进去| 亚洲自偷自拍熟女另类| 牛牛视频一区三区在线观看| 国产性自爱拍偷在在线播放 | 亚洲AV无码国产成人小说| 国产福利三区四区| 日本二区在线| 亚洲男人天堂骚| 一级裸体真人男女真人AA| 欧美精品亚洲精品日韩传电影 | 村妇嫖妓一区二区三区AV| 电影精品一区| 日本熟妇色videosexvideosex| 两个人视频全免费高清观看| 99精品无码人妻一区二区三区| 日日摸日日碰夜夜爽201| 日本真人边吃奶边做爽动态图| 少妇水多12p| 亚洲AV日韩AV高潮噴潮无码| 国产无套内射在线观看| 无码人妻av免费一区二区二三区| 婷婷五月小说| 黑森林av导航| 狠日狠干日日射| 2345AV黑人| 九色91丨PORNY丨口爆| 四虎激情永久免费在线观看| www.亚洲夜夜高潮片.com|