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
Solder paste

Solder paste Sn50Pb50

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: 精品偷自拍另类在线观看| 新婚少妇无套内谢国语播放| 久久无码人妻精品一区二区三区| 久久精品国产99国产精品| 亚洲精品美女久久久久99| 插bb视频青春网站| 欧美黑人激情性久久| 国产精品久久久久无码av| 噼里啪啦免费看高清片| 色先锋玖玖av资源部| 亚洲高清乱码午夜电影网| 少妇性l交大片7724com| 亚洲精品成人无限看| 免费无遮挡无码永久视频| 人人人妻人人人妻人人人| 久久国产精久久精产国| 首页 动漫 亚洲 欧美 日韩| 人妻人人澡人人添人人爽人人玩| 亚洲av第一页国产精品 | 中文字幕日本最新乱码视频| 激情综合丁香五月| 亚洲av永久无码精品无码四虎 | 人善交vide欧美| 精品亚洲成a人片在线观看| 成年丰满熟妇午夜免费视频| 中文字幕人妻无码系列第三区| 国产午夜无码视频在线观看| 摸进她的内裤里疯狂揉她动视频| 色多多a级毛片免费看| 中文字幕无码不卡免费视频| 国产精品视频全国免费观看| av无码中文字幕不卡一区二区三区| 自拍偷自拍亚洲精品情侣| 天堂网www在线资源| 欧美性猛交aaaa片黑人| 色屁屁www影院免费观看入口| 亚洲成a∨人片在线观看无码 | 国产亚洲精品a在线无码| 好大好硬好深好爽想要av| 少妇无码av无码专区| 吃奶呻吟打开双腿做受在线视频 |