亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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 Sn60Pb40

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: 清纯唯美经典一区二区| 久久精品国产日本波多野结衣| 亚洲av无码国产丝袜在线观看| 国产精品后入内射日本在线观看 | 亚洲va无码专区国产乱码| 欧美丰满大乳高跟鞋| 久久伊99综合婷婷久久伊| 中国gay片男同志免费网站| 亚洲精品四区麻豆文化传媒| 狠狠综合亚洲综合亚洲色| 97人妻人人揉人人躁人人| 亚洲风情亚aⅴ在线发布| 亚洲亚洲人成综合网络| 肥大bbwbbw高潮喷水| 成年女人毛片免费观看97| 无码少妇一区二区三区| 国产麻传媒精品国产av| 久久人妻少妇嫩草av蜜桃| yw尤物av无码国产在线观看| 色综合久久久久无码专区| 精品人妻av一区二区三区| 国产精品久久久久9999高清 | 久久婷婷日日澡天天添| 丁香色欲久久久久久综合网| 久久精品国产一区二区电影| av无码一区二区三区| 亚洲女女女同性video| 久久久无码一区二区三区| 日本又黄又爽gif动态图| 亚洲天堂2017无码| 吸咬奶头狂揉60分钟视频| 国产av一区最新精品| 欧美jizzhd精品欧美| 狠狠精品久久久无码中文字幕 | 少妇下面好紧好多水真爽播放| 国产日产亚洲系列最新| 精品午夜福利1000在线观看| 亚洲狠狠婷婷综合久久久久| 久久久久无码精品国产| 欧美乱大交xxxxx潮喷| 美女胸又www又黄的网站|