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
High temperature solder paste

Solder paste PF-8307-H2

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: 日产精品久久久久久久蜜臀| 美女张开腿让男人桶爽| 亚洲国产精品综合久久2007| 18禁黄网站禁片免费观看| 日韩中文字幕免费视频| 红杏亚洲影院一区二区三区| 四虎影视在线影院在线观看| 国产电影无码午夜在线播放| 少妇高潮惨叫喷水在线观看 | 欧美国产国产综合视频| 天堂а√在线最新版在线 | 国产蜜臀av在线一区尤物 | 国产午夜无码精品免费看| 99亚洲乱人伦aⅴ精品| 国产精品日本一区二区不卡视频| 国产精品成人永久在线| 狠狠色噜噜狠狠亚洲av| 国产精品沙发系列| 挺进大幂幂的滋润花苞御女天下| 浪荡艳妇爆乳jufd汗だく肉感| 精品国产一区二区三区av性色 | 国产啪亚洲国产精品无码| 亚洲国产精品va在线看黑人| 永久免费av无码入口国语片| 亚洲av永久无码精品秋霞电影影院| 国产又大又硬又粗| 最近免费中文字幕大全免费版视频| 久久久久亚洲av无码永不| 亚洲av无码av在线影院| 美女大bxxxxn内射| 台湾佬娱乐中文22vvvv| 国产精品jizz视频| 国产亚洲欧美精品久久久| 亚洲gv天堂无码男同在线观看| 亚洲a∨无码一区二区三区| 国产精品国产三级在线... | 亚洲av成人一区二区三区在线观看 | 久久婷婷人人澡人人喊人人爽 | 欧美日产国产精品| 国产精品一区二区久久精品| 国内精品久久久久影院优|