久久精品国产久精国产_欧美极品少妇性运交_久久人人爽人人人人片_国产午夜片无码区在线播放_在线观看午夜亚洲一区

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
Needle tube Solder paste

Solder paste Sn98.5Ag1Cu0.5

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: 夜夜爱夜夜做夜夜爽| 最近免费中文字幕| 特黄熟妇丰满人妻无码| 欧美性做爰片免费视频看| 精品乱码一区二区三区四区| 亚洲精品乱码久久久久久久久久久久 | 国产真实老熟女无套内射| 97一期涩涩97片久久久久久久| 久久国产精品久久喷水| 任你操在线视频免费观看| 大屁股大乳丰满人妻| 亚洲精品无码久久千人斩| 老牛精品亚洲成av人片| 天天狠天天天天透在线| 米奇7777狠狠狠狠视频影院| 偷拍激情视频一区二区三区 | 日日碰狠狠躁久久躁2023| 亚洲 另类 日韩 制服 无码| 亚洲18色成人网站www| 亚洲熟女乱色一区二区三区| 国产熟女乱子视频正在播放| 久久久久se色偷偷亚洲精品av| 国产a√精品区二区三区四区| 欧美性猛交内射兽交老熟妇| 国产爆乳美女娇喘呻吟| 无码精品国产一区二区三区免费| 久久久久久夜精品精品免费啦| 欧美精品亚洲精品日韩专区| 加勒比中文无码久久综合色| 欧美性猛交xxxx富婆| 国产免费破外女真实出血视频| 国产亚洲精品资源在线26u| 午夜无码人妻av大片色欲| 人人妻人人澡人人爽欧美一区双| 精品久久久久久成人av| 国产麻豆md传媒视频| 成熟丰满熟妇高潮xxxxx| 成人高潮视频在线观看| 亚洲 日韩 激情 无码 中出| 国产精品毛片av999999| 欧美真人性野外做爰|
请您留言

联系电话:13527992739

提交