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 Sn55Pb45

Product parameters

★L(fēng)oose reflow process window
★Excellent wetting and tin eating ability
★L(fēng)ow 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: 大胸校花莹莹被老头糟蹋| 无码专区男人本色| 夜夜被两个男人玩得死去活来| 色欲色av免费观看| 中国老太婆xxxhd| 看久久久久久a级毛片| 欧美日产国产精品| 国产成人无码aⅴ片在线观看| 亚洲精品国产精品乱码不99| 伊人久久大香线蕉亚洲| 久久久久久久97| 99精品无人区乱码在线观看| 红桃影视成人免费| 狠狠色综合网久久久久久| 色偷偷888欧美精品久久久| 亚洲av无码专区色爱天堂老鸭| 裸身美女无遮挡永久免费视频| 性做久久久久久| 无码中文人妻在线一区二区三区| 亚洲午夜无码久久| 看免费真人直播网站| 99久久精品国产一区二区| 精品无码人妻一区二区三区不卡 | 好吊妞视频这里有精品| 无码一区二区三区视频| 国产在线精品一区二区在线看| 男女上下猛烈啪啪免费看| 伊人色综合久久天天| 亚洲av成人片在线观看| 精品熟女碰碰人人a久久| 亚洲最大激情中文字幕| 久久夜色精品国产| 亚洲欧美日韩国产精品一区| awww在线天堂bd资源在线| 黑巨茎大战俄罗斯美女| 亚洲欧洲精品饰品推荐有限公司 | 人妻少妇看a偷人无码| 无码骚夜夜精品| 亚洲 另类 日韩 制服 无码| 国模小黎自慰gogo人体| 久久精品噜噜噜成人av|