成年女人18级毛片毛片免费-狠狠色色综合网站-亚洲精品无码乱码成人-成人午夜高潮a∨猛片-少妇被躁爽到高潮

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: anson@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Low temperature Solder paste

Solder paste Sn64Bi35Ag1

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: 精品国产一区二区三区av色诱| 精品玖玖玖视频在线观看| 日本无卡无吗二区三区入口| 久久久国产打桩机| 19禁无遮挡啪啪无码网站| 国产又黄又爽又色的免费| 性生交大片免费看l| 婷婷色爱区综合五月激情| 日韩~欧美一中文字幕| 99re6在线观看国产精品| 欧美午夜一区二区福利视频| 国产999精品2卡3卡4卡| 欧洲熟妇色xxxx欧美老妇| 欧美人与禽zoz0性伦交| 九九影院理论片私人影院| 国产丝袜在线精品丝袜| 精品少妇无码av无码专区| 亚洲中文字幕无码一区在线| 国产精品最新免费视频| 成人做爰视频www| 成人无码看片在线观看免费| 欧美激欧美啪啪片免费看| 手机在线看永久av片免费| 少妇被粗大的猛进69视频| 国产成人亚洲精品无码h在线 | 小12国产萝裸体视频福利| 久久人人爽av亚洲精品天堂| 末成年女av片一区二区丫| 一区二区三区无码视频免费福利| 9420免费高清在线观看视频| 国产av一区最新精品| 久久性色欲av免费精品观看| 亚洲人亚洲人成电影网站色| 97人妻无码专区| 亚洲精品成人网站在线播放| 无码人妻一区二区三区麻豆| 久久99精品国产99久久6男男| 国产精品 高清 尿 小便 嘘嘘| 国产在线精品一区二区夜色 | 久久综合无码中文字幕无码ts| 午夜无码免费福利视频网址 |