天天干夜夜撸-天天干夜夜怕-天天干夜夜骑-天天干夜夜爽-天天干夜夜爽天天操夜夜爽视频-天天干夜夜添

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: lzd@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: 亚洲国产成人久久综合一 | 久久精品人人做人人看 | 久久影视免费观看网址 | 大陆日韩欧美 | 日本大片成人免费播放 | 婷婷五月天.com | 做爰猛烈吃奶摸大胸视频 | 三级在线观看国产 | 色老板成人永久免费视频 | 欧美成人久久一级c片免费 欧美成人剧情中文字幕 | 人体自拍亚洲综合图区 | 欧美日韩精品一区二区在线线 | 青青青青青青青草 | 日本免费黄色 | 国产日韩一区二区三区 | 成年视频在线观看免费 | 日本欧美在线播放 | 视频一区二区三区欧美日韩 | 精品福利一区 | 欧美一级啪啪 | 干欧美女人 | 91最新地址永久入口 | 日本一级α片在线看 | 国产亚洲欧美在线视频 | 久久国产小视频 | 久久久久成人精品免费播放动漫 | 五月色婷婷综合激情免费视频 | 日韩中文字幕视频在线观看 | 全免费毛片在线播放 | 香蕉久| 欧洲亚洲一区二区三区 | 岛国免费视频 | 欧美一级www片免费观看 | 国产女人一区二区 | 久久影视免费体验区午夜啪啪 | 夜夜操天天操 | caoporm-超频在线视频 | 亚洲黄色免费网站 | 日本aⅴ网站 | 久久久久久综合对白国产 | 91免费小视频 |