超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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
Medium temperature Solder paste

Solder paste Sn63Pb37

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.


国产精品一区二区毛卡片| 久久精品区99| 久久久久久av无码免费网站| 亚洲欧洲无码专区AV| 99精品午夜无码一区二区| 亚洲色婷婷五月综合在线app| 小美女黄片儿播放| 亚洲欧美A视頻| 欧美不卡无线在线一二三区观| 少妇熟女亚洲| 乱老熟女高潮一区二区三区| 免费人成视频 xvideos入口| 亚州v在线电影| 成人女人a级毛片免费软件| AAAAA级毛片免费视频| 欧美激情精品久久久久久小说| 国产在线观看区| 精品国精品无码自拍自在线| 国模少妇一区二区三区咪咕| 熟女av自拍超碰| 爽妇网久久网| 巨茎爆乳无码性色福利| 亚洲av成人无码网站天堂网久久| 亚洲第一第二第三第四第五第六 | 处破女AV一区二区| 中文字幕人妻无码一夲道| 精品国产乱码AAA一区二区| 99热国产精选| 无码专区在线播放AV| 操欧美女人视频| 中文字幕人成乱码熟女app| 毛片无码免费在线看| 天美成人在线电影| 精品久久久久久成人影院免费 | 国产成人AVXXXXX在线观看| 少妇极品熟妇人妻无码| 国产艳妇AV在线出轨| 国产激情久久久久影院小草| 午夜福利精品导航凹凸| 裸片黄色正版内射AAAAA| 好吊妞视频这里有精品|