亚洲а∨天堂2014在线无码-精品无码国产自产拍在线观看蜜-久碰久摸久看视频在线观看-国产精品igao视频网-人人爽天天碰狠狠添

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

Solder paste PF-3503-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: 国产精品久久久久久久久鸭无码| 亚洲爆乳成av人在线蜜芽| 日本无码欧美一区精品久久| 精品免费一区二区在线| 国产午夜精品无码一区二区| 亚洲国产成人字幕久久| 精品厕所偷拍各类美女tp嘘嘘 | 亚洲不卡av不卡一区二区| 亚洲欧美熟妇综合久久久久| 亚洲色欲色欲天天天www | 亚洲国产精品日韩av专区| 日本一区二区三区免费播放视频了| 丰满少妇高潮惨叫久久久一 | 亚洲欧美日韩综合在线丁香| 无码少妇精品一区二区免费| 无码少妇精品一区二区免费动态| 色偷偷尼玛图亚洲综合| 性欧美videofree高清极品| 久久精品国产99国产精品最新| 成人无码在线视频区| 久久一本加勒比波多野结衣| 亚洲日韩欧美在线无卡| 亚洲色偷拍另类无码专区| 河北真实伦对白精彩脏话| 日韩欧群交p片内射中文| 国产色视频网站免费| 性色av一区二区三区无码| 久久久久无码精品国产不卡| 无码成人1000部免费视频| av无码不卡在线观看免费| 波多野结衣av一区二区无码| 人妻少妇精品中文字幕av| 亚洲国产精品成人精品无码区在线 | 真实国产熟睡乱子伦视频| 国产国语老龄妇女a片| 久久青青草原国产免费播放| 国产无遮挡又黄又爽又色| 国产免费踩踏调教视频| 免费无码黄网站在线看| 中国少妇xxxx做受| 18禁超污无遮挡无码免费网站国产|