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
Solder paste

Solder paste Sn55Pb45

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: 午夜福利一区二区三区在线观看| k频道国产在线观看| 天天躁了天天躁了天天躁| 欧美自拍嘿咻内射在线观看| 亚洲 小说区 图片区 都市| 色婷婷综合和线在线| 久久精品第九区免费观看| 国产高清在线精品一本大道| 狠狠躁夜夜躁av网站中文字幕| 人人妻人人妻人人片色av| 久久精品国产亚洲av蜜臀| 国产精品99精品无码视亚| 国产高清中文手机在线观看| 大色综合色综合网站| 欧美a∨在线观看| 亚洲av午夜成人片| 色噜噜狠狠色综合av| 国产精品人成在线播放新网站| 精品久久久久久无码中文野结衣| av在线中文字幕不卡电影网| 国产乱人对白| 激情内射亚州一区二区三区爱妻| 午夜免费无码福利视频| 久久精品女人天堂av| 亚洲午夜福利在线视频| 人妻巨大乳hd免费看| 警察被两个混混脱裤玩j视频| 人妻仑乱a级毛片免费看| 一日本道a高清免费播放| 免费女上男下xx00xx00视频 | a级国产乱理伦片在线播放| 一本色道无码不卡在线观看 | 国产无线乱码一区二三区| 亚洲 欧美 动漫 少妇 自拍| 无码人妻精品一区二区在线视频| а中文在线天堂| 精品露脸国产偷人在视频| 亚洲人午夜射精精品日韩| 让少妇高潮无乱码高清在线观看| 亚洲精品国产精品乱码不卡√| 久久香综合精品久久伊人|