色一区二区,大地资源网在线观看免费,精品国产ⅴ无码大片在线观看,亚洲欧美一区二区三区在线

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
High temperature solder paste

Solder paste PF-8305-H9

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.

色婷婷综合五月| 天天插天天看天天透| 无码1区2区| 大咪咪无码在线观看| 可以免费看av的网站| 欧美啪啪色悠悠| 一级欧美日| 色8久久人人97超碰香蕉987| 成年人自慰网站| 久久狠狠亚洲综合| gogo免费视频| A区免费视频在线观看| 日韩乱伦片| 欧美另类久久| 亚洲欧美日韩专区一| Aⅴ精品无码无卡在线观看| 日本久久N日| 日韩高清免费大片| 亚洲中文无码永久免费| 毛片带叫| 日日操操| 老熟妇3| 91超大香蕉| 日韩三区在线观看| 欧美残酷视频免费黄片| 性色AV无码不卡中文字幕| 国产精品xxx国产| 乱码丰满人妻一二三区| 成人禁AA视频| 亚洲欧美推出| 国产伦理AV| 东京热下载aa| 97超碰免费| 超碰久麻豆| AV少妇1区2区3区| 国产激情久久| 亚洲61激情在线| 免费精品在线视频| 中文在线最新版天堂| 亚洲日韩无线码| 亚洲色道视频播|