超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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
Low temperature Solder paste

Solder paste Sn64.7Bi35Ag0.3

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.


久久国产伦理| 亚洲男同志gay 片可播放| 色欧美与xxxxx| 日韩A级毛片一区二区三区 | 國產AV天堂| 欧美成人二区| 久久综合九色欧美综合狠狠| 色婷婷一区二区三区四区成人网| 西西4444www大胆无码| av播放网址| 亚洲无码久久久久| 丝美女丝袜猛操| 中文无码av一区二区三区 | 99精产国电影品一二三产区区别| 欧美性猛xxx| 性人久久久久| 久久综合九色综合欧美| 精品刮子伦一区二区三区视频| 精品国产乱码久久久久久密臀麻豆| 激情综合女月天| 精品熟女一区二区| Riav亚洲精品| 奇米在线观看777| 中文字幕人成乱码熟女app| 国产熟女多毛αv| 国产综合av一区二区三区| 亚洲av午夜国产精品无码中文字 | www.无码| 国产乱子经典视频在线播放| 少妇高潮在线播放| 鸭王精品一区二区| 在线观看欧美亚洲精品性爱视频| www.老女人| 俺也去俺也电影网在线观看| 国产成人影视| 欧美一区二区三区爆乳在线 | 亚洲色资源网| 国产狂做受XXXXX高潮| 掀开奶罩边吃边摸下娇喘视频| 国产成人无码精品一区在线观看| 欧美性爱群交网|