亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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 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: 全部古装a级在线播放| 国产精品h片在线播放| 又大又粗又长的高潮视频| 亚洲人成无码区在线观看| 美女内射毛片在线看3d| 精品久久久久久中文字幕大豆网| 精品伊人久久大线蕉色首页| 后宫宫妃被各种sm调教| 人妻精品久久久久中文字幕69| 免费观看mv大片高清| sm调教室论坛首页入口| 国产白嫩护士被弄高潮| 国产精品毛片久久久久久久| 成人乱码一区二区三区av| 图片小说视频一区二区| 在线天堂资源www在线中文| 久久婷婷成人综合色综合| 久久aaaa片一区二区| 亚洲 中文字幕 日韩 无码| 人妻夜夜爽天天爽三区麻豆av网站| 老湿机香蕉久久久久久| 国产精品久久久久jk制服| 精品偷自拍另类在线观看| 欧洲vat一区二区三区| 狠狠躁天天躁无码中文字幕图| 国产一区二区三区在线观看免费| 亚洲人成人网站18禁| 亚洲av无码国产精品色午友在线| 久久婷婷色香五月综合缴缴情| 色五月激情五月| 我把护士日出水了视频90分钟 | 天堂在/线资源中文在线bt| 伊人色综合一区二区三区| 国产精品久久二区二区| 国产亚洲精品美女久久久| 国产成人免费一区二区三区| 两个黑人大战嫩白金发美女| 人妻换人妻aa视频| 精品久久久久久久免费人妻| 亚洲成aⅴ人片久青草影院按摩 | 巨胸喷奶水视频www|