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
Solder paste

Solder paste PF-3704-H2

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: 99久久99久久精品国产片果冻 | 国产高清在线精品一区| 国产在线精品免费aaa片| 亚洲男人在线| 色妺妺在线视频| 国产一区二区女内射| 亚洲a∨精品一区二区三区下载| 人妻夜夜添夜夜无码av | 无遮无挡爽爽免费视频| 人妻洗澡被强公日日澡电影| 人妻少妇-嫩草影院| 国产精品免费久久久久软件| 精品无码人妻一区二区三区 | 欧美激情一区二区三区成人| 精品人妻系列无码人妻漫画| 亚洲精品欧美二区三区中文字幕| 亚洲av中文无码字幕色本草| 香蕉尹人综合在线观看| 无码人妻精品一区二区三区在线| 亚洲成av人片一区二区密柚| 青柠影院免费观看高清电视剧丁香| 国产人妖视频一区二区| 脱了老师内裤猛烈进入的软件| 少妇高潮尖叫黑人激情在线| 欧美尺寸又黑又粗又长| 99久久伊人精品综合观看| 18禁超污无遮挡无码免费网站国产 | 国产麻豆放荡av剧情演绎| 欧美大片aaaaa免费观看| 玩两个丰满老熟女久久网| 芒果乱码国色天香| 亚洲av日韩av天堂影片精品| 国产精品久久久久久久久久久久午衣片 | 国内综合精品午夜久久资源| 亚洲熟女乱色一区二区三区| 日本黄页网站免费大全| 永久免费观看的毛片手机视频| 亚洲日韩成人av无码网站| 性欧美大战久久久久久久久| 亚洲 欧美 日韩 国产综合 在线| 香蕉久久久久久av成人|