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
Needle tube Solder paste

Solder paste Sn42Bi58

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: 欧美性生交xxxxx久久久| 西西人体大胆午夜视频| 人妻少妇精品视频一区二区三区 | 国产成人av乱码在线观看| 波多野结衣中文字幕一区二区三区| 看国产黄大片在线观看| 亚洲av无码久久精品色欲| 久久精品99国产精品日本| 国产精品日韩av在线播放| 国产aⅴ夜夜欢一区二区三区| 豆国产96在线 | 亚洲| 欧美性巨大╳╳╳╳╳高跟鞋| 中国大陆精品视频xxxx| 久久99精品久久久久久久不卡 | 国产在线精品成人一区二区三区| 成 人色 网 站 欧美大片在线观看| 男人添女人下部高潮视频| 亚洲无av码一区二区三区| 无码任你躁久久久久久| 亚洲伊人色欲综合网| 妺妺窝人体色www婷婷| 一边摸一边抽搐一进一出口述| 国产麻豆成人传媒免费观看| 少妇系列之白嫩人妻| 熟女少妇内射日韩亚洲| 亚洲乱码中文字幕久久孕妇黑人 | 亚洲人av高清无码| 男女久久久国产一区二区三区| 出差被绝伦上司侵犯中文字幕| 日韩av无码中文一区二区三区| 中文字幕亚洲乱码熟女一区二区| 在线观看无码av网站永久| 樱桃视频影视在线观看免费| 国产女人18毛片水真多18精品| 性欧美巨大乳| 久久精品免费一区二区| 精品无码久久久久国产手机版| 日本www.在线中文字幕| 和邻居少妇愉情中文字幕| 久久99精品久久久久久不卡 | 国产xxxx色视频在线观看 |