超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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
Needle tube Solder paste

Solder paste Sn96.5Ag3Cu0.5

Product parameters

★L(fēng)oose reflow process window
★Excellent wetting and tin eating ability
★L(fēng)ow 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.


99超碰欧美黑逼| AV天堂资源在线| 少妇婷婷人妻| 少妇人妻好深太紧了A| 精品国产偷窥一区二区| 国产精品久久毛片老年| 999久久久国产精品一区| 欧美深深色噜噜狠狠网站| 久久本站只有精品| 久久精品国产亚洲不AV麻豆| 国精产品一品二品国精品69xx| 欧洲两性网站| 人人草人人摸人人看| 亚洲很很成人| 8888AV在线欧美老熟妇视频| 看人人骚视频| .一区二区三区在线 | 欧洲| 高龄老妇熟女近親相姦| 99精产国品一二三产区区别电影| 精品国产乱码久久久久夜| 波多野结衣爆操57分钟| 欧美亚洲日本成| 成人无区777| 国模大尺度炮交| 双腿张开被9个男人调教| 午夜男女一区二区三区| good电影一区二区| 国产99久久九九精品无码| 无码免费精品酒店少妇| 精品亚洲成在人线av无码| 欧美少妇人妻| 性videos熟女意大利| Www。色婷婷| 一牛影视国产无码| 无码精品人妻一区二区三区网站| 国产一区二区三区影院 | 99精品国产一区二区三区a片| 国产日韩av一区二区| 人妻精品无码一区二区| 亚洲中文字幕无码久久综合网| 亚洲区色欧美另类图片|