天天干夜夜撸-天天干夜夜怕-天天干夜夜骑-天天干夜夜爽-天天干夜夜爽天天操夜夜爽视频-天天干夜夜添

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
Needle tube Solder paste

Solder paste Sn99Ag0.3Cu0.7

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.

主站蜘蛛池模板: 国产精品性视频免费播放 | 国产色综合一区二区三区 | 91免费视| 国产精品久久久久久免费播放 | 偷青青国产精品青青在线观看 | 色噜噜狠狠成人网 | 亚洲无成人网77777 | 亚洲福利视频网站 | 成人网免费视频 | 日本片免费观看一区二区 | 国产大片91精品免费看3 | 91青草久久久久久清纯 | 成人久久在线 | 成人久久网站 | 国产丝袜va丝袜老师 | 久久国产成人亚洲精品影院老金 | 日本精品久久久久久久久免费 | 欧美性猛交xxxxx按摩欧美 | 午夜在线| 国产综合另类小说色区色噜噜 | 日韩国产有码在线观看视频 | 精品国产一区二区三区麻豆小说 | 天天爱夜夜操 | 99久久综合给久久精品 | 欧美日韩精品一区二区三区 | 国产91精品福利在线观看 | 亚洲精品伊人 | 天天综合天天操 | 天天干夜夜想 | 亚洲福利视频网址 | 欧美精| 免费观看色视频 | 天天做天天添婷婷我也去 | 日本一级毛片片在线播放 | 毛片无遮挡高清免费观看 | 日本爱爱网 | 久久天天躁狠狠躁夜夜avai | 日韩经典视频 | 国产精品视_精品国产免费 国产精品视频999 | 91一区二区三区 | 天天做日日干 |