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 Sn55Pb45

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: 日韩丰满少妇无吗视频激情内射| 99re6在线视频精品免费| 欧美性猛交xxxx乱大交| 又大又长粗又爽又黄少妇视频| 末发育娇小性色xxxxx视频| 少妇激情一区二区三区视频| 亚洲处破女av日韩精品| 久久久精品久久久久久96| 国产爆乳无码视频在线观看3| 朋友的丰满人妻中文字幕| 免费观看成人欧美www色| 亚洲av无码国产一区二区三区| 国产欧美久久一区二区三区| 亚洲精品天天影视综合网| 午夜无码国产理论在线| 97人人添人澡人人爽超碰| 夜夜爽77777妓女免费看| 亚洲国产精品久久久久久无码| 亚洲国产精品一区二区久久| 无码人妻少妇久久中文字幕 | 国语自产少妇精品视频蜜桃| 日日摸日日碰人妻无码老牲 | 中文字幕亚洲一区二区三区 | 国产婷婷成人久久av免费高清| 人妻无码中文字幕| 欧美交换国产一区内射| 无码一区二区三区中文字幕| 亚洲熟妇无码av另类vr影视| 九九re6热在线视频精品66| 久久精品无码精品免费专区 | 精品人妻无码专区中文字幕 | 国产精品沙发午睡系列| 麻豆一区二区在我观看| 天天干成人网| 无码人妻精品一区二区三区不卡| 国产成人精品怡红院在线观看| 天天躁人人躁人人躁狂躁| 中文在线中文资源| 99久久精品费精品国产一区二| 中文无码久久精品| 丰满少妇大力进入|