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:+86 135-2799-2739
Contact US
mobile phone: 135-2799-2739
Service hotline: 0769-38893080
Email: anson@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Low temperature Solder paste

Solder paste PF-4258-C3

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.


777字幕网一区二区三区| 色婷婷综合网| 国产精品95系列| 日本黄色色欲视频| 少妇做爰免费视频网站| 成人高清无码| 亚洲国产成人AV毛片大全 | 熟女肥臀一区二区三区| 日本va亚洲va欧洲va| 曰韩内射六十七十老熟女影视 | 蜜桃国精产品二三三区视频| 婷婷成人丁香五月综合激情| 一二三四日韩视频| 国产精品自在线拍亚洲另类| 18禁裸乳无遮挡免费观看| 岳丰满多毛的大隂户| 亚洲国产成人无码17c| 日韩高清国产中文字幕| 国产精品久久久久久久久久直播 | 无码免费大香伊蕉在人线国产| 尤物网址在线看| 天天综合亚洲色在线精品| 日本美女午夜精品一区二区三区四区不卡| 黑人精品XXX一区一二区| 成年美女黄网站18禁免费| 国色天香社区视频在线| 精品人妻一区二区无码| 国产自产精品露脸刺激91在线 | 国产乱码字幕精品高清av| 精品妓女久久久久亚洲中文| 亚洲综合激情五月色一区| 亚洲亚洲人成网站77777| a级毛片在线免费观看| 人妻本色综合网| 国产aⅴ激情无码久久久无码| 少妇丰满爆乳被呻吟视频| 日韩精品内射视频免费观看| 日翰成人影院| 国语自产精品视频在线30| 国产伦精品发布| 日本写真福利片100|