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
Medium temperature Solder paste

Solder paste PF-3501-C1

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: 国产欧美日韩中文久久| 少妇高潮尖叫黑人激情在线| 亚洲av男人电影天堂热app| 国产精品无码a∨麻豆| 四虎影视成人永久免费观看视频| 成av免费大片黄在线观看| 久久久久久国产精品美女 | 豆国产97在线 | 亚洲| 国产日韩av免费无码一区二区三区| 俺去俺来也在线www色官网| 老熟妇性色老熟妇性| 无套中出丰满人妻无码| 被灌满精子的波多野结衣 | 永久免费不卡在线观看黄网站| 中文字幕av一区| 欧美激情一区二区三区在线| 韩国精品一区二区三区无码视频 | 国产乱子伦农村xxxx| 久久人人妻人人做人人爽| 亚洲日韩性欧美中文字幕| 亚洲一线二线三线品牌精华液久久久 | 大肉大捧一进一出视频| 久久人人爽人人爽人人片ⅴ| 精品国产一区二区三区av片| 在线看片无码永久免费视频| 天天躁日日躁狠狠躁| 亚洲xxxx做受欧美| 久久久久成人精品无码中文字幕 | 日产精品一二三区| 欧美激情视频一区二区三区免费 | 久久天天躁狠狠躁夜夜| 四虎影视成人永久免费观看视频| 777爽死你无码免费看一二区| 欧美人与动牲猛交xxxxbbbb | 亚洲国产精品无码久久一区二区| 制服 丝袜 人妻 专区一本| 亚洲av永久中文无码精品| 人妻 偷拍 无码 中文字幕| 人妻熟妇乱又伦精品视频| 韩国av片永久免费| 少妇被粗大的猛烈进出动视频|