一级特黄视频-一级特黄aa大片欧美-一级片mp4-一级毛片直接看-久久99热在线观看7-久久99热狠狠色一区二区

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

★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: 亚洲黄色在线观看| CHESENGAY痞帅警察GV| 国产亚洲视频在线| 日本xxx片免费高清在线| 青青青视频在线| 日韩欧美亚洲精品综合在线 | 亚洲中字幕永久在线观看| 幼儿交1300部一区二区| japonensis护士| 免费播放美女一级毛片| 色怕怕| 亚洲中文字幕国产综合| 国产人妻久久久精品麻豆| 麻豆人妻无码性色AV| 天天操狠狠操夜夜操| 在线视频中文字幕| 高H纯肉NP 弄潮NP男男| 精品AV综合导航| 深喉吞精日本| bl高h乱肉辣文| 琪琪SEE色原网色原网站18| jizz日本美女| 特级毛片内射WWW无码| 国产精品悠悠久久人妻精品| 女人精69xxxxx| 亚洲精品伊人久久久久| 成人动漫百度影音| 久久有码中文字幕| 午夜熟女插插XX免费视频| 9988电影网| 黑人寄宿羽月希产后奶水| 日本一二三区在线视频| 97超碰在线视频人人av| 红色机尾快播| 2020亚洲色噜噜狠狠网站| 久久国产视频网| 亚洲国产高清视频在线观看| 成人在线视频在线观看| 午夜无码片在线观看影院| 久久成人亚洲| 成人永久免费视频|