久久精品国产久精国产_欧美极品少妇性运交_久久人人爽人人人人片_国产午夜片无码区在线播放_在线观看午夜亚洲一区

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: 亚洲精品国产精品国自产| 丰满人妻被黑人猛烈进入| 国产精品无码永久免费888| 美女国产毛片a区内射| 久久久久久国产精品美女| 成人高潮视频在线观看| 午夜伦费影视在线观看| 亚洲va中文在线播放免费| 国产清纯白嫩初高生在线观看| 欧美伊人色综合久久天天| 中文字幕亚洲情99在线| 亚洲av无码专区在线电影天堂| 曰韩内射六十七十老熟女影视| 国产免费午夜a无码v视频| 国产深夜福利视频在线| 精品麻豆剧传媒av国产| 高中生粉嫩无套第一次| 狠狠久久亚洲欧美专区| 欧美精品一区二区精品久久| 亚洲日韩精品无码专区加勒比| 亚洲国产精品一区二区www| 国产肥白大熟妇bbbb视频| 国产一区二区三区精品视频 | 国产乱子夫妻xx黑人xyx真爽 | 国产69精品久久久久人妻刘玥| 国产无夜激无码av毛片| 天天操夜夜操| 亚洲熟妇色xxxxx亚洲| 国产一区二区三区在线电影| 久久精品国产只有精品66| 国产精品美女久久久网av| 国产精品18久久久久久vr| 久久久久亚洲av无码麻豆| 成年女人免费毛片视频永久vip| 国产av旡码专区亚洲av苍井空| 亚洲av无码一区东京热不卡| 免费国产黄网站在线观看动图| 人妻无码第一区二区三区| 久久自己只精产国品| 小罗莉极品一线天在线| 高潮毛片无遮挡高清视频播放 |