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: [email protected]
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Low temperature Solder paste

Solder paste Sn64.7Bi35Ag0.3

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: 99re久久超碰视频精品 | 91久久精品国产亚洲 | 轻轻cao | 多男同时插一个女人8p | 久久免费视频 | 精品无码乱码AV | 范冰冰hdxxxx | 女同给老师下媚药 | 在线国内自拍精品视频 | 亚洲中文久久久久久国产精品 | 在线 国产 欧美 专区 | 精品福利一区 | 美女被C污黄网站免费观看 美女白虎穴 | 射90黑b丝女 | 国产免费福利在线视频 | 在线欧美免费人成视频 | 无码一卡二卡三卡四卡 | 午夜福利92看看电影80 | 亚洲午夜一区二区电影院 | 99视频偷窥在线精品国自产拍 | 5g在线视讯年龄确认海外禁止进入 | 首页 国产 亚洲 中文字幕 | 99久久国产露脸精品麻豆 | 狂野猛交xxxx吃奶 | 不戴套挺进人妻怀孕 | 国产在线高清亚洲精品一区 | 欧美伊人久久大香线蕉综合69 | 四虎国产精品免费观看视频 | 亚洲AV成人无码999WWW | 成人片免费看 | 国产精品亚洲污污网站入口 | 精品视频免费在线观看 | 久久热在线视频精品1 | 精品国产成人系列 | 亚洲精品一二三区-久久 | 欧美123区 | 十分钟免费观看高清视频大全 | 快播苍井空| 晚夜免费禁用十大亏亏 | 色美妞论坛 | 成年女人色毛片免费 |