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
Solder paste

Solder paste PF-6337-C2

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: 国产精品自产拍在线观看中文 | 又亲又揉摸下面视频免费看 | 被窝国产理论一二三影院 | 午夜理伦片免费 | 手机伊在人线香蕉2 | 国产激情视频在线 | 精品国产乱码久久久久久下载 | 野花高清影视免费观看 | 一本道高清无码v | 性白俄罗斯高清xxxxx | 亚洲qingse中文字幕久久 | 伦理在线影院伦理电影 | 欧美最猛黑人AAAAA片 | 色哟哟网站入口在线观看视频 | 妈妈的朋友5在线观看免费完整版中文 | 一个人免费观看完整视频日本 | a视频免费在线观看 | 国产在线观看成人 | 在线观看免费精品国产 | 无人区日本电影在线观看高清 | 免费完整版观看 | 92国产精品午夜免费福利视频 | 国产69精品久久久久APP下载 | 好好的曰com久久 | 99爱在线精品视频免费观看9 | 久久久久毛片免费观看 | 丰满大爆乳波霸奶 | 精品无码久久久久久动漫 | 中文字幕 亚洲 有码 在线 | 久久这里只有精品国产精品99 | 白丝女仆被强扒内裤 | 久久精品国产99欧美精品亚洲 | 欧美人与动牲交A免费 | 曰产无码久久久久久精品 | 中文国产成人精品久久免费 | 忘忧草在线影院WWW日本二 | 久 久 亚洲 少 妇 无 码 | 亚洲三级黄色片 | 日韩精品亚洲专区在线电影不卡 | 亚洲精品高清AV在线播放 | 国产传媒18精品免费观看 |