午夜国产大片免费观看-午夜国产在线视频-午夜国产视频-午夜国产福利在线-黑人操日本妞-黑人干亚洲

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: [email protected]
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Medium temperature Solder paste

Solder paste Sn63Pb37

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: 91精品在线国产 | 色狠狠色综合吹潮 | 毛片在线高清免费观看 | 欧美成人免费一区在线播放 | 久久99国产亚洲高清观看韩国 | 免费永久国产在线视频 | 久久成人免费大片 | 国产日韩欧美三级 | 中文字幕亚洲视频 | 国产精品日韩 | 在线播放成人毛片免费视 | 欧美一级高清视频在线播放 | 日本在线亚洲 | 天天看夜夜 | 日本三级一区二区三区 | 国产精品久久久香蕉 | 毛片免费全部播放一级 | 欧美精品在线免费观看 | 久久免费精品 | 自拍 欧美 在线 综合 另类 | 欧美一级在线播放 | 国产精品三级在线观看 | 草久久久 | 国内免费自拍视频 | 三级a毛片| 久久成年视频 | 欧美日韩亚洲综合在线一区二区 | 中文字幕va一区二区三区 | 小泽玛利亚的一级毛片的 | 免费特黄视频 | 国产一级做a爰片久久毛片男 | 精品国产一级毛片 | 欧美三级毛片 | 亚洲视频自拍 | 毛片免费永久不卡视频观看 | 免费观看欧美一区二区三区 | 亚洲福利视频一区二区三区 | 一级视频在线观看 | 国产高清片 | 澳门一级特黄真人毛片 | 欧美另类专区 |