亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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
Medium temperature Solder paste

Solder paste PF-3501-C1

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av无码成h人在线观看| 久久国产劲暴∨内射新川 | 琪琪色原网站在线观看| 欧美激情一区二区三区成人| 日韩人妻无码免费视频一区二区三区| 亚洲精品第一国产综合亚av| 久久久久久久99精品国产片| 天堂中文在线资源| 人妻无码αv中文字幕久久琪琪布 国产mv在线天堂mv免费观看 | 免费人成视频x8x8| 亚洲av无码不卡在线播放| 国产v亚洲v天堂无码网站| 国产精品国产三级国产av主播| 国产精品久久午夜夜伦鲁鲁| 用舌头去添高潮无码视频| 麻豆传煤入口免费进入2023| 国产成人精品白浆久久69| eeuss鲁片一区二区三区| 色依依av在线| 人禽交 欧美 网站| 少妇邻居内射在线| 玩弄放荡人妻少妇系列视频| 精品久久欧美熟妇www| 国产又a又黄又潮娇喘视频| 免费观看a级片| 国产美女露脸口爆吞精| 大陆国产乱人伦| 富婆性猛交ⅹxxx乱大交| 中文精品久久久久人妻| 亚洲av永久无码精品网站在线观看| 777奇米四色成人影视色区| 久久无码av中文出轨人妻| 天堂网www在线资源网| 国产精品久久久久7777按摩| 色屁屁www免费看欧美激情| 玩两个丰满老熟女久久网| 久久人妻av无码中文专区| 性一交一乱一乱一视频| 特黄大片又粗又大又暴| 国产成人精品a视频一区| 欧美日韩在线亚洲综合国产人 |