五月丁香综合激情六月久久_久久精品无码中文字幕_伊人久久精品无码av一区_日本精品人妻无码77777_又大又紧又粉嫩18p少妇

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: 亚洲av成人精品日韩一区| 国产日韩av免费无码一区二区| 久久精品中文字幕一区| 一道久在线无码加勒比| 一个人看的www视频免费观看| 激情偷乱人成视频在线观看| 东北粗壮熟女丰满高潮| 大又大粗又爽又黄少妇毛片免费| 18禁高潮出水呻吟娇喘蜜芽| 99久久久无码国产精品9| 国产麻豆一精品一av一免费| 天天躁日日躁狠狠躁人妻| 亚洲爆乳无码一区二区三区| 无码人妻少妇伦在线电影| 中国真实偷乱视频| 欲色欲色天天天www| 国产揄拍国产精品人妻蜜| 好吊妞视频这里有精品| 久久夜色撩人精品国产小说| 久久亚洲精品人成综合网| 97国产精华最好的产品| 亚洲av第一页国产精品| 色一情一乱一伦| 日日噜噜噜夜夜爽爽狠狠视频| 亚洲gv白嫩小受在线观看| 少妇被躁爽到高潮| 亚洲碰碰人人av熟女天堂| 国产成人av无码精品| 18禁无遮挡免费视频网站| 国产精品亚洲综合一区在线观看| 国产aⅴ无码专区亚洲av麻豆| 国产人妻高清国产拍精品| 国产亚洲美女精品久久久2020| 精品视频一区二区三三区四区 | 精品人妻少妇一区二区三区| 成人有色视频免费观看网址| 成 人 网 站 免费 在线| 人妻18毛片a级毛片免费看| 成人午夜精品网站在线观看| 国产欧美日韩va另类在线播放| 国产精品国产三级国av在线观看|