精品一区二区三区免费视频,国产麻豆精品福利在线观看,国内精品自在自线视频,久久久久亚洲av无码专区桃色

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.



久久精品人人做人人综合| 天天爽夜夜爽人人爽曰| 国产精品免费精品自在线观看| 最新国产亚洲人成无码网站| 国产suv精品一区二区62| 久久疯狂做爰xxxⅹ高潮直播| 性中国妓女毛茸茸视频| 国产av丝袜旗袍无码网站| 18禁无遮挡免费视频网站| 国产成人无码性教育视频| 亚洲小说区图片区另类春色| 欧美大屁股xxxxhd黑色| 精品久久伊人99热超碰| 欧美肉大捧一进一出免费视频| 亚洲另类无码一区二区三区 | 亚洲av乱码久久精品蜜桃| 亚洲αv在线精品糸列| 成人做爰高潮片免费视频| 少妇高潮a视频| 中文字幕在线精品视频入口一区| 国产精品白丝久久av网站| 国产成+人+综合+亚洲欧美丁香花 奇米影视7777久久精品人人爽 | 亚洲日韩欧美国产高清αv| 中文幕无线码中文字夫妻| 国产乱子伦一区二区三区四区五区| 国产做无码视频在线观看浪潮| 精品无码老熟妇magnet| 久久和欧洲码一码二码三码| 亚洲乱亚洲乱少妇无码| 人人揉人人捏人人添| 免费无码又爽又刺激网站直播| 欧美性色黄大片手机版| 午夜在线不卡精品国产| 国产国产精品人在线视| 中文字幕亚洲综合小综合在线| 亚洲欧美色一区二区三区| 一本一本久久a久久精品综合不卡| 国产极品粉嫩福利姬萌白酱| 97se狠狠狠狠狼亚洲综合网| 国产色诱视频在线观看| 18禁美女裸体无遮挡免费观看国产 |