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
Low temperature Solder paste

Solder paste PF-4258-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.


国产精品亚洲欧美日韩一区在线| 久久久人妻精品无码| 久久久黄色片网站| 一二三区| 人伦人妻精品| 久热精品在线一区| 我要操逼我要一级片国产片| 少妇.久久免费| 欧美熟女激情精品| 大香蕉视频在线观看一区二区| 日本加勒比精品一区| 国产精品日韩欧美大全| 天天爽天天狠夜夜爽| 日本偷拍一区| 婷婷五月开心久久| 久久性感鸡吧| 96成人一区二区三区| 久久久久久久久午夜视频| 五月婷婷日韩综激情男人色| 久久性高潮精品免费| 99黄色片。| 日本成人一区二区三区HD| 天天日天天干天天奸| 有码中文一区二区| 透欧美美女的逼| 免费欧美在线看黄片| 国产 日韩 欧美 刺激| 麻豆91欧美亚洲| www成人久久午夜电影久久| 日产码久久久久| 久久大香蕉在线观看| 国产三级小视频| 四虎影音永久一区二区三区| 欧美日韩在线中出| 欧美三极片久久久久久久| 国产精品五月天一区二区| 国产小黄视频在线观看| 亚洲欧美插逼| 久久中文偷拍| 天爽夜夜爽| 成人免费国产精品|