一级特黄视频-一级特黄aa大片欧美-一级片mp4-一级毛片直接看-久久99热在线观看7-久久99热狠狠色一区二区

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: 老年日本老年daddy| 国产精品内射久久久久欢欢| yw193.c国产在线观看| 久久精品视频在线直播6| 亚洲乱码国产一区三区| 国产精品麻豆a在线播放| 日本护士喷水| 成人国产在线观看| 飘雪在线观看免费高清完整版韩国 | 超碰免费视频公开97| 欧美精品99久久久啪啪| 99婷婷久久精品国产一区二区| 玛雅成人网| 999久久久国产精品蜜臀AV| 美女网站免费看| hdxxxx58丝袜连裤袜| 青青青草国产| 国产a级黄色毛片| 午夜精品久久久内射近拍高清| 国产三级精品三级在线观看| 亚州综合网| 精品免费在线视频| 中文字幕一区二区视频 | 成片免费观看视频大全| 日本色女孩影院| 国产精品乱人无码伦AV在线A| 亚洲高清在线精品一区| 久久精品国产只有精品| 97人妻丰满熟妇AV无码| 女人一级毛片免费观看| 岛国在线永久免费视频| 鸭子玩富婆流白浆视频| 久久精品国产亚洲精品2020| aaaaaaa一级毛片| 香蕉59tv视频| 久久精品亚洲国产AV涩情| jizz日本女人| 亚洲精品国产高清嫩草影院| 擼擼擼麻豆密臀AV| 俄罗斯freeⅹ性欧美| 亚洲精品影院久久久久久|