日韩综合在线观看,午夜销魂视频一区,台湾午夜福利,欧美三区中文字幕在线观看

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
Medium temperature 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.


AV一区二区国产| av电影射射射少妇| 一区二区三区拍拍午夜福利视频 | 亚洲人成色网站在线观看| 捆绑靠逼久久久一区二区网站| 中国老妓女卖淫日逼视频| 欧美色悠久久| 亚洲成人黄色影视大全| 色就色欧美| 黄色电影在线观看一区二区| 中文字幕久久久藤白桃羽| 小仙女思妍视频在线观看| 欧美天堂综合色16p| 日本少妇人妻被内射| 欧美日韩精品在线观看禁精品| 婷婷最爱色五月| 91看片婬色大片| 九九综合九色欧美狠狠| 欧美日韩色道| 欧美日韩噜噜噜| 亚洲狠狠五月综合图片| 日巨乳老熟妇| 久久久久久AV影视| 国产又黄又硬久久久一区二区三区| 亚洲永久精品天堂久久A√| 中文字幕精品石码一区二区| 国产激情视频在线播放| 久久久伊人大焦网| 国产成人在线日韩欧美午夜| 白丝国产精品一区二区| 99久久无码国产精品懂色| 欧美日韩在线观看视频国| 熟母网| 九七精品视频国产| 男人夜间在线观看视频观看| 久久久亚洲无码专区| 日韩鸥美国产黄片| 夫妻性生活毛片基| av成人黄色网址| 欧洲成人网站在线观看| 日韩在线视频网|