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: [email protected]
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder paste

Solder paste PF-6040-C2

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: 成年女人免费播放影院 | 亚洲无AV在线中文字幕 | 国产人妻人伦精品59HHH | 国产亚洲制服免视频 | 芳草地在线观看免费观看 | 16女下面流水不遮图免费观看 | 一边亲着一面膜下的免费过程 | 亚洲国产精品一区二区第一页 | 欧美亚洲国产免费高清视频 | 看美女大腿中间的部分 | 国产在线精品一区二区网站免费 | 970女主播电台歌曲 97 sese | 国产成人精品免费青青草原app | 日本无码毛片一区二区手机看 | 99精品日韩 | 日韩欧美三区 | 欧美丰满少妇久久无码精品 | 国产精品97久久AV色婷婷 | 天天操夜夜噜 | 伊人久久大香线蕉资源 | 亚洲伊人情人综合网站 | 纯肉巨黄H爆粗口男男分卷阅读 | 扒开老师粉嫩的泬10P | 男人一进一出桶女人视频 | 果冻传媒9CM在线观看 | 三级aa久久 | 国产精品久久一区二区三区蜜桃 | 99热这里精品 | 精品亚洲一区二区三区在线播放 | 野花日本手机观看大全免费3 | 日韩精品无码免费专区 | 床伴在线观看免费高清完整泰剧第四集 | 亚洲 欧美 国产 综合 播放 | 日韩hd高清xxxⅹ | 国产精品第3页 | 国产精品亚洲AV毛片一区二区三区 | 浴室里强摁做开腿呻吟的漫画男男 | 少妇高潮A片特黄久久精品网 | 成人午夜精品久久久久久久秋霞 | 97免费观看视频 | 午夜天堂AV久久久噜噜噜 |