超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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 Sn63Pb37

Product parameters

★L(fēng)oose reflow process window
★Excellent wetting and tin eating ability
★L(fēng)ow 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.


亚洲网址AV| 天堂无码毛片毛片毛片| 国产一区二区久久综合 | 欧美色色网站| 国产激情婷婷一区二区在线观看| 粗又爽又黄大片视频精品人妻无码| 麻豆xxxx02| 色爱区综合激月婷婷| 国产一二三区成人在线视频观看| avtaobao男人天堂| 啊v在线播放| 西西人体超大胆视频在哪里看| 国产极品白嫩| 一区二区三区四区不卡| 二级毛片无码在线免费观看| 欧美一区二区三色欲区AA大片| 成人午夜不卡| 男人的天堂在线无码观看视频| 国产精品久久久久久av| 人人妻人人人人爽欧美一区蜜桃 | 欧美成人亚洲激情| 护士拔下内裤让我爽一夜| 久久精品国产欧美亚洲人人爽| 无码内射成人免费喷射| 国模无码视频一区二区三区| 一边吃奶一边摸做爽视频| 精品人妻不卡二区| 国产亚洲av手机在线观看| 乱熟女一区二区免费| 国产毛片午夜福利| 亚洲一区二区三区播放| 鲁丝一区二区三区| 国自产偷精品不卡在线观看| 久久久久久无码精品一| 国产在线视欧美亚综合| 国产乱300部老熟女露脸| 欧美黑人粗大xxxxbbbb| 中国老熟妇自拍hd发布| 双乳被老汉揉搓玩弄| 男人的天堂免费观看一区二区三区| 人草人草人人草|