国产激情一区二区三区-国产激情一区二区三区成人91-国产极品福利视频在线观看-国产极品久久-国产精久久一区二区三区

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
Needle tube Solder paste

Solder paste Sn63Pb37

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: 国产欧美一区二区三区久久 | 亚洲国产成人综合 | 亚洲国产精品aa在线看 | 色亚洲色图 | 久久精品7| 91免费国产在线观看 | 国产毛片一区二区三区精品 | 最新内地三级在线观看 | 免费高清a级毛片在线播放 免费高清小黄站在线观看 免费高清不卡毛片在线看 免费高清毛片 | 久久一区二区三区99 | 欧洲美女大片免费播放器视频 | 免费无遮挡十八污污网站 | 日韩欧美一区二区三区免费观看 | 在线免费视频a | 狠狠色丁香久久婷婷综合_中 | 全国男人的天堂网站 | 久久综合给合久久狠狠狠色97 | www噜噜偷拍在线视频 | 日本久久久免费高清 | 轻轻碰在线视频免费视频 | 欧美日韩一区二区在线观看视频 | 国产精品国产三级在线专区 | 妞干网最新| yy6080久久国产伦理 | 国产精品亚洲精品久久成人 | 在线免费观看色视频 | 国产免费一区二区三区在线观看 | 婷婷久久综合 | 黄色三及 | 亚洲最大情网站在线观看 | 国产无内制服肉丝精品视频 | 久久er热这里只有精品免费 | 9999精品视频| 亚洲欧美日韩综合在线一区二区三区 | 免费精品美女久久久久久久久 | 国产欧美日韩精品一区二 | 国产一区中文字幕 | 亚洲精品国产精品乱码不卞 | 欧美大片全黄在线观看 | 欧美亚洲中日韩中文字幕在线 | 玖玖99视频 |