激情伊人五月天久久综合_亚洲 欧美 清纯 校园 另类_久久久久av无码免费网_天堂国产一区二区三区_亚洲一区 日韩精品 中文字幕

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 Sn99Ag0.3Cu0.7

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.

主站蜘蛛池模板: 无码欧精品亚洲日韩一区| 免费精品无码av片在线观看| 亚洲精品色情app在线下载观看| 亚洲精品一区二区三区蜜臀| 欧美性xxxx极品少妇| 美女被张开双腿日出白浆| 国产网红女主播精品视频| 香港经典a毛片免费观看hd| 亚洲女久久久噜噜噜熟女| 一品二品三品中文字幕| 亚洲精品无码不卡在线播he| 啪啪激情婷婷久久婷婷色五月| 狠狠色综合久久久久尤物| 国产一精品一av一免费| 欧美性色欧美a在线播放| 国产真实伦在线观看| 国产色a在线观看| 日韩在线 | 中文| 久久无码专区国产精品| 色欲国产麻豆一精品一av一免费| 亚洲а∨精品天堂在线| 每日更新在线观看av| 无码日韩人妻精品久久蜜桃| 西西午夜无码大胆啪啪国模| 久久99国产精品二区| 国产成人一区二区三区在线观看| 久久国产乱子伦免费精品| av鲁丝一区鲁丝二区鲁丝三区| 天天躁日日躁狠狠躁视频2021| 黑人巨大精品欧美黑寡妇| 国产男女猛烈无遮挡免费网站| 99久久国语露脸精品国产| 尤物av无码色av无码| 无码中文人妻在线一区二区三区| 久久国产精品一国产精品| 三级在线看中文字幕完整版| 无码av最新无码av专区| 在线看片免费人成视频影院看 | 乌克兰少妇xxxx做受| 亚洲国产精品无码一线岛国| 久久国产精品久久喷水|