精品一区二区三区免费视频,国产麻豆精品福利在线观看,国内精品自在自线视频,久久久久亚洲av无码专区桃色

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

★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.


又色又爽又黄18禁美女裸身无遮挡 | 久久国产精品无码一区二区三区| 国产色系视频在线观看| 精品久久久久久无码免费| 成人亚洲欧美日韩在线观看| 强开少妇嫩苞又嫩又紧九色| 色www视频永久免费| 亚洲va欧美va人人爽| 免费人成网站视频在线观看国内| 伦伦影院午夜理论片| 色一情一乱一乱一区99av| 无码少妇一区二区三区芒果| 亚洲精品乱码久久久久久app | 国产麻豆天美果冻无码视频| 久久99er热精品免费播| 国产又色又爽又黄的在线观看| 国内精品卡一卡二卡三| a亚洲va欧美va国产综合| 精品夜夜爽欧美毛片视频| 亚洲成综合人在线播放| 亚洲国产精品无码专区| 国产午夜高清高清在线观看| 欧美性大战xxxxx久久久| 亚洲图片校园另激情类小说| 香蕉午夜福利院| 和岳每晚弄的高潮嗷嗷叫视频| 在线精品亚洲观看不卡欧| 久久www免费人成_看片中文| 久久综合亚洲鲁鲁九月天| 国产精品你懂的在线播放| 亚洲精品亚洲人成在线观看| 国产欧美日韩中文久久| 中文字幕久精品免费视频| 男女性杂交内射女bbwxz| 精品深夜寂寞黄网站| 永久免费不卡在线观看黄网站 | 狠狠色丁香五月综合缴情婷婷五月 | 手机看片aⅴ永久免费无码 | 成人精品国产区在线观看| 麻豆av传媒蜜桃天美传媒| 久久只有这里有精品4|