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
High temperature solder paste

Solder paste PF-8307-H2

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.


www.无码一区二区| 四虎成人精品永久在线视频| 成人无码一二三区| 亚洲AV成人午夜亚洲美女| 爆出白浆超碰人人人人| 野花日本免费观看大全3| 熟女干B视频| 在线观看黄色视频网| 亚洲AV无码久久精品国产 | 一本大道东京热无码视频| 欧美一区二区拔萝卜| 少妇人妻在线视频| 天美国产AV电影| 奇米白色7777| 浪荡双性花唇磨桌角自慰| H无码里番肉片在线观看的| 高潮少妇一区二区三区| 国产av无码久久精品| 色欲av伊人久久大香线焦| 精品久久久久久中文字幕人妻最新| 18禁止免费网站| 国产99久久久国产精品藩金莲 | 91人妻人人操人人爽| 精品国产av 无码一区二区三区| 婷婷色香五月综合缴缴情香蕉| 一本色道久久无码综合人妻| 福利无码在线视频| 国产一二一二在线观看量| 亚洲精品高清无码视频| 紧 爽 喷 视频| 狠狠色综合7777久夜色撩人ⅰ| 强行交换配乱婬bd免费观看| 人人爽片AV| 本地老毛片子| 久久久无码精品亚洲日韩按摩| 国产亚洲日韩在线a不卡| 国产精品久久久久兔费无码AV| 亚洲熟女少妇精品| 欧美激情首页| 高清不卡毛片免费观看| 欧美成人免费|