午夜国产大片免费观看-午夜国产在线视频-午夜国产视频-午夜国产福利在线-黑人操日本妞-黑人干亚洲

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 Sn60Pb40

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99视频精品免费视频免里 | 国产合集91合集久久日 | 欧美亚洲精品在线 | 一级毛片在线免费看 | 国产com| 亚洲成a v人片在线看片 | 日韩三级黄色 | 高清国产一区二区三区 | 色偷偷亚洲偷自拍 | 国产偷国产偷亚洲高清午夜 | 国内精品久久精品 | 精品毛片免费看 | 在线视频观看免费视频18 | 国产成人综合久久精品红 | 一级成人毛片免费观看欧美 | 国产精品手机在线亚洲 | 一级毛片视频在线 | 欧美一级毛片在线看视频 | 欧美成人自拍 | 久久精品国产精品亚洲艾 | 精品中文字幕不卡在线视频 | 久久99在线 | 国产成人无精品久久久 | 一级片网址 | 男女朋友做爽爽爽免费视频网 | 天天综合天天看夜夜添狠狠玩 | 国产成人精品日本亚洲语音1 | 日本久久伊人 | 日产一一到六区网站免费 | a级高清观看视频在线看 | 国产精品一国产精品免费 | 午夜爽爽爽男女免费观看hd | 中文字幕最新中文字幕中文字幕 | 国产码一区二区三区 | 国产成人精品曰本亚洲77美色 | 91国内精品久久久久免费影院 | 精品一区二区在线观看 | 久久综合久久综合九色 | 免费中文字幕在线 | 欧美一级精品 | 国产理论视频在线观看 |