182日韩午夜精品在线播放-久久加勒比东京热视频-亚州国产老人乱码在线视频-老熟女毛片视频免费一区二区

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

★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.


欧美黑人性猛交bbbb| 美女作爱国产作爱国产| 国产噜噜噜噜久久久久久| 日韩三级电影一区二区| 久久青草亚洲AV无码麻豆| 999国产精品一区二区| 国产精品日韩精品久久蜜桃| 懂色av色香蕉一区二区蜜桃| 日韩视频精品一区二区| 精品久久久久久久久亚| 黄色av免费电影一区二区| 中文字幕不卡一区二区三区| 国产又猛又粗又长又黄的视频| 日韩精品午夜视频一区二区三区 | 日本一区二区在线小视频| 国产午夜亚洲精品国产成人最| 欧美日韩精品一二三区| 国产日韩在线不卡网站| 精品午夜一区二区三区四区视频| 日本精彩视频一区二区三区| 国产精品三级久久久| 国产精品高清一区二区三区不卡| 新九九八十一免费视频| 日本一道本不卡在线播放| 亚洲国产欧美激情图区| 免费人成视频在线观看国产馆| 97久久综合精品国产丝袜长腿| 4455久久se精品一区二区| 欧美性一道本高清视频| 国产精品欧美亚洲777777| 日韩精品一区二区三区视频网 | 欧美日韩精品一二三区| 国产成人精品午夜精品| 中文字幕亚洲不卡在线| 丰满少妇很大胆一区二区| 亚洲一区二区三区精品电影网| 性色a√人人爽人人澡人人妻| 亚洲精品伦理在线观看| 日韩精品店电影在线看| 亚洲一区二区成人免费视频| 日韩av一区二区三区在线免费观看|