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 Sn50Pb50

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: 亚洲国产精品一区第二页| 国产精品一区二区久久| 中文字幕无码不卡免费视频| 丰满人妻av无码一区二区三区| 国产美女mm131爽爽爽爽| 精品午夜福利在线观看| 久久不见久久见中文字幕免费| 内射毛片内射国产夫妻| 在线观看成人无码中文av天堂| 国精品无码一区二区三区在线蜜臀 | 99亚洲男女激情在线观看| 五十路亲子中出在线观看| 自拍 另类 综合 欧美小说| 国产成人精品免高潮在线观看| 中文字幕av一区中文字幕天堂| 日韩午夜理论免费tv影院| 麻豆国产va免费精品高清在线| 国产精品久久久久高潮| 两个人看的www高清视频中文| 欧美精品videosex性欧美| 国产ww久久久久久久久久| 久久午夜无码鲁丝片| 97精品伊人久久大香线蕉| 午夜自产精品一区二区三区| 内射合集对白在线| 国产亚洲成av人片在线观黄桃| 四虎影视4hu4虎成人| 国产精品乱子乱xxxx| 军人粗大的内捧猛烈进出视频| 国产av无码专区亚洲av蜜芽| 欧美亚洲精品suv| 一本av高清一区二区三区| 亚洲精品无码久久久影院相关影片 | 男女作爱免费网站| 丁香花在线影院观看在线播放| 久久亚洲精品无码av| 精品一区二区三区免费毛片爱| 人妻激情另类乱人伦人妻| 亚洲国产精品久久久久婷蜜芽| 国产午夜片无码区在线播放| 朋友的丰满人妻中文字幕|