激情伊人五月天久久综合_亚洲 欧美 清纯 校园 另类_久久久久av无码免费网_天堂国产一区二区三区_亚洲一区 日韩精品 中文字幕

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-3501-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: 免费观看全黄做爰的视频| 国产女主播喷水视频在线观看| 国产精品人妻一码二码尿失禁| 中文字幕无码视频专区| 亚洲国产精品一区二区久久hs| аⅴ资源天堂资源库在线| 国产女女精品视频久热视频| 久久欧美国产伦子伦精品| 无遮无挡三级动态图| 亚洲大成色www永久网站| 男人的天堂免费a级毛片无码| 人禽伦免费交视频播放| 久久精品国产99国产精品| 亚洲日韩乱码久久久久久| 高清无码一区二区在线观看吞精| 在熟睡夫面前侵犯我在线播放| 色欲久久综合亚洲精品蜜桃| 国产亚洲av片在线观看16女人| 国产精品夜夜春夜夜爽久久| 日韩av无码成人无码免费| 无码精品国产一区二区三区免费| 人人超人人超碰超国产97超碰| 日本午夜精品理论片a级app发布| 国产精品白丝喷浆| 无码国产精品一区二区免费i6| 人妻在卧室被老板疯狂进入| 亚洲 都市 校园 激情 另类| 亚洲av永久无码精品表情包| 成年免费视频黄网站zxgk| 亚洲av日韩av高潮潮喷无码| 婷婷久久综合九色综合88| 三男一女吃奶添下面视频| 久久人人爽人人爽人人片av不| 顶级欧美熟妇高潮xxxxx| 国产精品久免费的黄网站| 欧美肥胖老妇bbw| 粗一硬一长一进一爽一a级| 国产成人高清精品免费软件| 国产亚洲av综合人人澡精品| 男阳茎进女阳道视频大全| 7878成人国产在线观看|