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 Sn99Ag0.3Cu0.7

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: 亚洲欧美中文在线观看4 | 国产黄拍 | 国产freexxxx性播放麻豆 | 成人欧美一区二区三区在线 | 亚洲爱爱图片 | 午夜视频免费 成人 | 国产精品成人不卡在线观看 | 国产手机精品自拍视频 | 日韩久久一级毛片 | 在线黄色毛片 | 高清在线观看自拍视频 | 黄 色 片 在 线 看 | 九九九九热精品免费视频 | 特级做人爱c级特级aav毛片 | 玖玖香蕉视频 | 久久久久亚洲香蕉网 | 久久性妇女精品免费 | 久久精品看片 | 免费国产高清视频 | 精品国产福利在线观看网址2022 | 国产一区二区三区四区在线 | 国产精品亚洲一区二区三区在线观看 | 国产69精品久久久久777 | 热99re久久精品2久久久 | 在线免费观看国产视频 | 欧美在线一区二区三区欧美 | 亚洲三级免费 | 中文三 级 黄 色 片 | 国语偷拍视频在线观看 | 国产精品综合在线 | 国产在线综合视频 | 欧美精品免费看 | 免费播放aa在线视频成人 | 日韩在线一区二区三区 | 1024香蕉国产在线视频 | 38pao强力打造永久免费高清视频 | 亚洲国产综合人成综合网站00 | 国产末成年女噜噜片 | 久久一区二区三区精品 | 色黄啪啪18周岁以下禁止观看 | 日本高清免费不卡毛片 |