午夜国产大片免费观看-午夜国产在线视频-午夜国产视频-午夜国产福利在线-黑人操日本妞-黑人干亚洲

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
Needle tube Solder paste

Solder paste Sn63Pb37

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: 艳女伦交一级毛片 | 99久热在线精品视频播 | 国内精品久久久久久影院老狼 | 国产在线观看第一页 | 中文字幕一区在线播放 | 99这里只有精品视频 | 日韩在线一区二区 | 欧美一区二区三区不卡免费 | 久草视频2 | 欧美专区一区二区三区 | 伊人久热这里只有精品视频99 | 久久影院在线观看 | 久久久毛片免费全部播放 | 99久热在线精品视频播放6 | 69视频在线观看xxxxx | 国产乱码一区二区三区四 | 亚洲欧美性视频 | 爱福利极品盛宴 | 欧美一级毛片图 | 日本黄页网站在线观看 | 欧美片网站免费 | 国产区在线免费观看 | 日本一级特黄a大片 | 国产精品18久久久久久小说 | 国产美女做爰免费视频网址 | 干女人逼视频 | 爽爽视频在线观看 | 亚洲国产精品免费在线观看 | 久久精品国内一区二区三区 | 成人欧美一区二区三区黑人 | 欧美另类视频videosbest18 | 国内精品小视频在线 | 国产亚洲高清在线精品99 | 国产高清免费在线 | 国产在线更新 | 综合欧美视频一区二区三区 | 国产欧美日韩综合精品一区二区 | 欧美一及 | 国产网站在线 | 欧美另类视频一区二区三区 | 欧美一级视频 |