成年女人18级毛片毛片免费-狠狠色色综合网站-亚洲精品无码乱码成人-成人午夜高潮a∨猛片-少妇被躁爽到高潮

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
Needle tube Solder paste

Solder paste Sn98.5Ag1Cu0.5

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: 日韩在线不卡免费视频一区| 日韩无套无码精品| 国产目拍亚洲精品一区二区| 国产精品无码a∨精品| 亚洲精品v欧洲精品v日韩精品| 成人无码区免费A片在线软件| 日本道精品一区二区三区 | 性xxxx欧美老妇胖老太269| 亚洲 欧美 国产 图片| 久久亚洲美女精品国产精品| 国产精品视频免费一区二区 | 在线精品亚洲一区二区动态图| 爱情岛论坛首页永久入口| 国产精品免费麻豆入口| 亚洲久热中文字幕在线| 精品熟女少妇av免费观看| 成人精品一区日本无码网站| 久久丫精品久久丫| 性生交片免费无码看人| 精品国产一区二区三区不卡在线| 欧美人与动牲交aⅴ| 2020无码专区人妻系列日韩| 成年免费视频黄网站在线观看 | 韩国精品无码少妇在线观看| 久久精品国产男包| 在线看片人成视频免费无遮挡| 成av免费大片黄在线观看| 国产亚洲色视频在线| 97人妻无码一区| 日本又黄又爽gif动态图| 久久精品国产亚洲a∨麻豆| 任你干在线精品视频网2| 欧美成人高清ww| 国产黑色丝袜在线观看下| 欧美成人在线观看| 中文综合在线观| 欧美乱妇日本无乱码特黄大片| 欧美牲交a欧美牲交aⅴ图片| 亚洲国产av无码精品色午夜| 一本一道中文字幕无码东京热| 成 人 网 站 免 费 av|