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
Needle tube Solder paste

Solder paste Sn63Pb37

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: 精品日韩亚洲av无码| 国产乱码一二三区精品| 亚洲美女图片| 日韩乱码人妻无码中文字幕| 日本内射精品一区二区视频| 爆乳熟妇一区二区三区霸乳| 欧美video变态另类| 久久久国产精品亚洲一区 | 国产真实强被迫伦姧女在线观看 | 精品久久久久久久中文字幕| 伊人久久一区二区三区无码| 中年熟妇的大黑p| 玩超薄丝袜人妻的经历| 国产精品∧v在线观看| 久久久久无码国产精品不卡| 亚洲avav天堂av在线网爱情| 亚洲av人无码激艳猛片服务器| 欧美精品一产区二产区| 国产中年熟女高潮大集合| 无码中文精品专区一区二区| 疯狂做受xxxx高潮视频免费| 精品亚洲成在人线av无码| 欧美人与动xxxxz0oz小说| 精品国产亚洲第一区二区三区| 人妻免费久久久久久久了| 一区二区三区高清视频一| 国产av无码专区亚洲av软件| 国产亚洲美女精品久久久| 亚洲性爱视频| 午夜肉伦伦影院| 99精品视频在线观看免费| 美女露100%双奶头无遮挡| 成年免费a级毛片免费看| 美女裸体无遮挡免费视频网站 | 女的被弄到高潮娇喘喷水视频| 国产农村乱子伦精品视频| 波多野结衣绝顶大高潮| 高潮迭起av乳颜射后入| 少妇极品熟妇人妻| 精品无码国产自产在线观看水浒传| 国产又滑又嫩又白|