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
High temperature solder paste

Solder paste PF-8307-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: 亚洲 欧美 偷自乱 图片| 欧美亚洲色aⅴ大片| 伊人色综合久久天天| 天天爽亚洲中文字幕| 男人扒开添女人下部免费视频| 无码av免费毛片一区二区| 我和饥渴的老熟妇| 8天堂资源在线| 色妺妺视频网| 女人夜夜春高潮爽a∨片传媒| 久久久久88色偷偷| 亚洲国产无套无码av电影| 欧美精品v国产精品v日韩精品| 国产真人作爱免费视频道歉| 国产高潮流白浆视频| 97精品伊人久久久大香线蕉| 亚洲av无码久久寂寞少妇| 亚洲xxxx做受欧美| 久久av无码精品人妻系列果冻传媒 | 精品无码久久久久国产手机版| www国产亚洲精品久久麻豆| 国产亚洲精品成人aa片新蒲金 | 亚洲啪啪综合av一区| 国产一精品一av一免费爽爽 | 色婷婷在线精品国自产拍| 波多野结衣久久精品99e| 久久亚洲精品无码aⅴ大香| 久久99国产精品成人| 日韩丰满少妇无吗视频激情内射| 婷婷丁香五月激情综合| 怡红院免费的全部视频| 黑人粗大猛烈进出高潮视频| 日本少妇寂寞少妇aaa| 日本三级片在线观看| 国产精品沙发系列| 亚洲欧美日韩高清一区| 国产偷久久久精品专区| 四虎成人永久影院 | 精品国产亚洲av麻豆尤物| 成人午夜福利视频| 国产强伦姧在线观看|