超碰人人超在线观看,欧美日韩视频高清一区,亚洲人成影院在线观看网色,国产精品久人妻精品

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 Sn63Pb37

Product parameters

★L(fēng)oose reflow process window
★Excellent wetting and tin eating ability
★L(fēng)ow 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.


波多野吉衣吹潮Av| 国产精品欧美久久久久久| 好嗨哟直播看片在线观看| 大黑鸡巴操模特骚B| 国产高清一区二区三区四区色| 国产品无码一区二区三区在线| 大黑鸡巴操模特骚B| 日本不卡免费一区二区视频| 24日本精品视频免费| 又大黄又硬又爽免费视频| 捆绑调教白浆一区二区三区| 大鸡巴射精在小穴动漫版| 欧美日韩欧美国产中文字幕| 中文字幕一高清免费视频| 美女被插入小穴爆操视频| 操大屌粉的小穴视频| 猛哥操女人B视频| 日本免费暖暖在线小视频| 亚洲波多野结衣日韩在线| 久久精品小视频/| 中文字幕在线观视频| 91精品欧美久久久久久| 午夜十八禁福利亚洲一区二区| 亚洲综合区欧美一区二区| 永久性日韩无码视频| 精品久久久久五月婷五月| 韩国无遮挡成人免费视频| 精品精品国产一区二区性色av| 国产乱色国产精品免费播放| 大狼狗插阴道视频| 午夜精品福利一区二区三区蜜桃p| 激情久久久久久久久久久| 男人几把操女人嫩穴| 老头鸡巴操老太骚逼| 国产品无码一区二区三区在线| 护士毛片在线看中文字幕| 午夜色大片在线免费观看| 伊人久久综合无码成人网| 精品区在线导航视频观看| 国产精品欧美久久久久久| 久久久久久久 亚洲精品|