成年女人18级毛片毛片免费-狠狠色色综合网站-亚洲精品无码乱码成人-成人午夜高潮a∨猛片-少妇被躁爽到高潮

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: 狠狠热在线视频免费| 国产成人高清在线播放| 国产麻花豆剧传媒精品mv在线| 自拍偷自拍亚洲精品偷一| aⅴ一区二区三区无卡无码| av中文字幕潮喷人妻系列| 永久免费看一区二区看片| 国产成人啪精品视频免费网| 亚洲成αv人片在线观看| 亚洲国产成人久久综合一区77| 久久乐国产精品亚洲综合 | 久久大香伊蕉在人线观看热| 国内精品久久久久久99蜜桃| 国产精品亚洲а∨天堂123| 久久天堂无码av网站| 午夜羞羞影院男女爽爽爽| 久久国产人妻一区二区免费| 日韩系列无码一中文字暮| 国产卡1卡2卡3麻豆精品免费 | 曰本极品少妇videossexhd| 国产精品久久自在自线青柠| 无码人妻人妻经典| 国产丰满乱子伦午夜福利| 久久久免费无码成人影片| 国产99久久精品一区二区| 熟妇高潮一区二区三区| 久久99精品久久只有精品| 中文人妻av久久人妻水蜜桃| 国产精品国产三级在线专区 | 中日精品无码一本二本三本| 国产无人区码一码二码三mba| 亚洲加勒比无码一区二区| 上司的丰满人妻中文字幕| 国产精品99久久久久久久女警| 男人用嘴添女人下身免费视频| 免费国产va在线观看视频| 色偷偷一区二区无码视频| 国产精品无码一区二区三区 | 亚洲色大成网站www国产| 熟妇无码熟妇毛片| 在线亚洲午夜理论av大片|