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 PF-3704-H2

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: 日本男人插女人视频 | 日韩不卡在线观看 | 亚洲成人高清在线观看 | 成人在线观看免费爱爱网站 | 国产中文在线 | 日本一区二区三区不卡在线视频 | 亚洲欧美小视频 | 天天狠天天干 | 日本免费三片在线播放 | 国产亚洲精品久久久久久无 | 亚洲精品国产第一区二区三区 | 天天激情综合 | 久久99网| 亚洲综合网美国十次 | 老潮湿影院免费体验区 | 国产亚洲在线观看 | 国产三级精品三级在专区 | 国产亚洲精品一区二区在线观看 | 99视频精品全部免费观看 | 国产禁女女网站免费看 | 久久嫩草 | 亚洲欧美高清视频 | 久久一区二区三区免费播放 | 在线免费小视频 | 日本一区二区三区精品视频 | 人人爽人人爽人人片av免费 | 台湾三级香港三级在线理论 | 美国黑人一级毛片免费看的 | 91影院在线播放 | 六月丁香综合网 | 国产在线观看一区二区三区四区 | 日韩精品欧美激情亚洲综合 | 成年人视频在线观看免费 | 欧美日bb| 在线精品国产成人综合第一页 | 台湾三级香港三级在线理论 | 免费在线观看视频网站 | 欧美人与禽交另类视频 | 精品欧美高清一区二区免费 | 色老大综合久久综合热 | 日韩一区二区在线免费观看 |