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
Low temperature Solder paste

Solder paste PF-4258-C

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: 亚洲乱码尤物193yw在线播放 | 91国内在线国内在线播放 | 国产成人免费午夜性视频 | 亚洲国产欧美国产第一区二区三区 | 国产人免费人成免费视频 | 天天操天天射天天色 | 久久综合久久精品 | 国产日韩欧美不卡www | 高清二区| 成人午夜免费视频毛片 | 久久国产精品成人免费 | 在线成人综合色一区 | 日韩一级片在线播放 | 夜夜橹| 国产 日韩 欧美 在线 | 国产成人精品免费视频大全五级 | 亚洲三级一区 | 国产在线观看入口 | 一本综合久久 | 99国产精品视频免费观看 | 91preon国产在线观看 | 99热久久这里只有精品6国产网 | 99热这里只有免费国产精品 | 狠狠操狠狠 | 久久精品国产精品亚洲20 | 日本一区二区三区免费观看 | 天天做日日干 | 亚洲综合色婷婷六月丁香 | 亚洲五月综合缴情婷婷 | 国产不卡视频一区二区在线观看 | 日日操免费视频 | 欧美一区二区三区不卡免费观看 | 欧美在线免费观看视频 | 91精品啪国产在线观看免费牛牛 | 国产精品日本亚洲777 | 成人做爰全过程免费的叫床看视频 | 伊人久久综合网亚洲 | 成人免费高清视频 | 国产麻豆精品手机在线观看 | 国产综合久久一区二区三区 | 手机看片日韩国产福利视频 |