一级特黄视频-一级特黄aa大片欧美-一级片mp4-一级毛片直接看-久久99热在线观看7-久久99热狠狠色一区二区

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: 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: 三男强一女90分钟在线观看| 麻豆天美国产一区在线播放| 亚洲精品国产熟女久久久| 国产主播福利一区二区| 一本道的mv中文字幕| 芒果影院网站在线观看| 成年女人免费播放影院| 亚洲国产成人久久精品影视| 久久九九少妇免费看A片| babesvideos性欧美| 乳色吐息在线观看全集免费观看| 国产内射AV徐夜夜| 中文成人在线视频| 日本大尺码喷液过程视频| 国产午夜精品一区理论片飘花| 再插深点嗯好大好爽| 日本久久久免费高清| 黑色丝袜在线观看| 99国产在线视频有精品视频| 网友自拍成人在线视频| 久久久久久极精品久久久| 成人免费一级毛片在线播放视频| 亚洲色图在线播放| 日本亚洲中文字幕无码区| 久久国产综合精品欧美| 变态露出野外调教| 一个人在线观看免费视频 | tobu中国日本高清| 亚洲成A人片在线观看中文不卡| 麻豆精品传媒一二三区 | 皮皮在线精品亚洲| 国产真实乱对白精彩| swag合集120部| 在线色av| 亚洲薄码区| 受喷汁红肿抽搐磨NP双性| 两性午夜色视频免费网站| 国产网址在线观看| 高清mv视频免费观看| 69日本人xxxx16—18| 亚洲精品青青草原avav久久qv|