亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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

★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: 狠狠躁日日躁夜夜躁2022麻豆| 欧美日韩一区二区三区在线观看视频 | 又白又嫩毛又多15p| 亚洲人成无码www久久久| 男女裸交无遮挡啪啪激情试看 | 天堂在线资源中文在线8| 久久99精品久久久大学生| 亚洲精品v天堂中文字幕| 亚洲av无码国产丝袜在线观看| 国产成人无码免费视频在线 | 色偷偷av一区二区三区| 国产精品视频一区二区三区不卡| 亚洲国产美女精品久久久久| 国产精品视频一区二区三区不卡| 国产午夜福利精品一区二区三区| 亚洲国产精品久久电影欧美| 全黄h全肉边做边吃奶视频| a级无遮挡超级高清-在线观看| 亚洲精品tv久久久久久久久久 | 男生j桶进女人p又色又爽又黄 | 日本特黄特黄刺激大片| 午夜无码伦费影视在线观看| 亚洲人成无码网站| 成人午夜福利视频| 亚洲av无码专区国产乱码4se| 精品人无码一区二区三区| 99久久精品午夜一区二区| 男女爽爽无遮挡午夜视频| 精品无码一区二区三区爱欲九九| 亚洲国产天堂久久综合226114| 少妇挑战三个黑人惨叫4p国语| 欧美性xxxx狂欢老少配| 四十如虎的丰满熟妇啪啪| 青青国产揄拍视频| 人妻精品久久久久中文字幕| 久久精品人人爽人人爽| 中文字幕日韩精品有码视频| 欧美牲交a欧美牲交aⅴ免费真| 人妻无码久久精品| 999久久久国产精品| 在线观看的av网站|