日韩视频无砖区2021,美女深夜福利图,东京热av男人天堂加勒比,在线观看男人操女人网站

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.


欧美日韩亚洲国产专区精品| 无码人妻精品一区二区| 无码网站黑人在线观看。| 男人阴茎放女人阴道视频| 男人与女人尻逼网站导航| 国产成人精品亚洲午夜麻| 国产成人精品亚洲777人妖| 疯狂揉肉蒂高潮h失禁视频| 小小的日本在线观看免费| 在线精品国产91吴梦梦| 亚洲精品一线二线三线区| 美女操jj舒服视频入口| 国产精品欧美一区二区视频| 国产精品白嫩美女在线观看| 国产一区二区三区在线蜜桃| 国产黑色丝袜流白浆视频| 久久国产精品婷婷一区二区| 欧美一二三区免费在线观看 | 无码成人18禁动漫网站| 大鸡巴操骚外国人的骚逼| 美女的逼被男人捅爽网站| 操北京熟女性爱视频网站| 国产 在线 一区二区三区| 逼逼逼逼色逼逼| 国产国语自产精品视频在| 操女孩的B网站| 欧美汁液日韩喂奶国产在线| a级片久久精品免费电影| 两人爽爽爽无码免费视频| 好湿好紧好爽狂日动态图| 啊啊啊好疼黄片好大啊啊| 国产精品视频1区二区三区| 亚洲乱码一二三四五六区| 国内精品视这里只有精品| 色黄三大片免费视频观看| 国产精品夜来香视频播放| 鸡巴插进逼逼里视频软件| 欧美日韩一区二区三区日日| 国精品久久久久久国模美| 亚洲精品无码成人| 欧美乱码专区视频免费看|