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 Sn45Pb55

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: 99热久久国产精品这里 | 日本xxx免费视频 | 天天操夜夜摸 | 国产精品麻豆久久99 | 日本免费人成黄页在线观看视频 | 91tv成人影院免费 | 盗摄偷拍a在线观看 | 日韩大片观看网址 | 在线成人精品国产区免费 | 免费网站无遮挡 | 国产成人禁片免费观看 | 性孕妇video国产中国 | 99国产精品免费观看视频 | 日本三级香港三级人妇网站 | 国产好痛疼轻点好爽的视频 | 日本韩国在线视频 | 成人福利视频在线 | 5060精品国产福利午夜 | 日本边摸边吃奶边做免费观看 | 国产成人在线视频播放 | 最新中文字幕日本 | 97狠狠 | 久久久一区二区三区 | 欧美整片第一页 | 欧美高清xx | 欧美射射 | 狠狠色丁香久久婷婷综合蜜芽五月 | 亚洲欧美久久精品一区 | 国产成人影院 | 国产成人精品久久综合 | 人禽l交视频在线播放 视频 | 久久精品中文字幕第一页 | 黑丝艹 | 日韩欧美在线免费观看 | 欧美午夜视频在线 | 日本中文字幕一区二区 | 久久亚洲国产午夜精品理论片 | 国产在线观看免费 | 尤物啪啪 | 欧美久色 | 免费做暖1000视频日本 |