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
Solder paste

Solder paste PF-6337-C2

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.


激情小说激情图片| 亚州熟女干B| 日韩欧美在线综合网| 神马久久久久久久久| 国产精品又粗又大| 久久久久成人片免费观看蜜芽| 欧美一进一出抽搐大尺度视频| 免费无码影视| 护士大爆乳双腿张开自慰喷水| 亚洲一线二在线三线| 建议以国际婚姻解决剩男问题| 人人爽人人爽人人片av| 99久久蜜精品| 国产免费1卡2卡| 欧美日韩va| 亚洲精品丝袜日韩| 亚洲歐美日不卡一區二區三區| 免费国产白丝喷水娇喘视频| 日本加勒比在线| 人人操人人爽人人| 2014AV天堂男人| 国产激情艳情在线看视频| 亚洲国产欧美在线成人| 岛国AV在线无码护士| 免费看美女隐私全部免费| 欧美性爱小说视频| 亚洲精品国产摄像头| 一区二区三区四区影视视频在线观看| 亚洲AV无码麻豆成人| 国产一二三区成人在线视频观看| AV天堂美韩版| 国产乱╳╳Av| 淫荡的少妇av| 亚欧洲精品在线视频免费观看| 久久亚洲私人国产精品| 国产av操逼| FREE性玩弄少妇HD性老妇| 新婚之夜玩弄人妻系列| 日韩欧美你懂的| 亚洲VA中文字幕无码一区| 亚洲一卡2卡三卡4卡国色天香|