日韩综合在线观看,午夜销魂视频一区,台湾午夜福利,欧美三区中文字幕在线观看

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

★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.


日本人人干天天射| 亚洲偷偷偷偷偷偷偷偷偷偷偷| 国产综合校园春色在线观看| 国产一区二区裸| 国产精品喷白浆久久久| 日本少妇精品一二区| 欧美激情日本| Av综合再线| 色婷婷91热| 午夜视频试看一下| WWW特级毛片| 原创AV导航| 超碰av在线中文字幕观看| 爱99视频| a色第一页| 久久超老熟女| 亚洲 日韩 国产一区| 车上无码久久久久久| 精久AV一区二区三区不卡密| 日本三道A区| 欧美日韩国产亚洲成人自拍| 亚洲精品日韩综合观看成人| 大鸡吧插嫩逼视频免费| 精品久久久久久久久久四虎porn| 亚洲乱码尤物乱码尤物在线观看| 亚洲中文第一一区二区| 天天日天天干天天天爽天天干| 亚洲V国产v欧美v久久久久久| 日本一区二区三区四区影院| 日韩欧美午夜福利在线观看| 亚洲欧美日韩自| 中文台湾佬娱乐交流网久久| 日本性感淫荡少妇| 青青草国产成AV片| 网页观看AV| 国产欧美视频加勒比一区| AV男人天堂射精品| 亚洲色图在线日韩| 人妻中出久久无码破解| 麻豆国产国产在线观看中文字幕综合| 又粗又长的免费视频|