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
Medium temperature Solder paste

Solder paste PF-3503-C1

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 日韩 在线 国产 精品| 精品亚洲国产成AV人片传媒| 久久视热频国产这里只有精品23| 午夜福利免费院| 俄罗斯videosbest8| 肉肉的各种姿势高H细文| z0000性欧美| 日产久久视频| 二级特黄绝大片免费视频大片| 日本最新免费区中文| 国产a级午夜毛片| 无限好资源免费观看| 国产午夜精品久久久久九九| 亚洲国产欧美在线看片| 国产亚洲精品a在线观看app| 总裁呻吟双腿大开男男H| 青青青草国产| xxnx动漫| 婷婷亚洲五月色综合久久| 国产精品永久免费| 亚洲大爷操| 旧里番YY6080在线播放| 99er热精品视频国产免费| 欧美一区二区三区激情视频| 帝王受PLAY龙椅高肉NP| 香蕉eeww99国产精品| 激情男女高潮射精AV免费| 在线观看成人3d动漫入口| 猛烈抽插H1V1| 成人在线视频观看| 午夜性伦鲁啊鲁免费视频| 激情内射亚州一区二区三区爱妻| 97人人超碰国产精品最新蜜芽| 青青青青草| 国产精选视频在线观看| 伊人大香人妻在线播放| 欧美乱码卡一卡二卡四卡免费| 国产AV精品久久久毛片| 亚洲精品美女久久久久99| 么公在浴室了我的奶| 国产成人免费a在线资源|