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
Medium temperature Solder paste

Solder paste PF-3503-C2

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.



主站蜘蛛池模板: 久久久大香菇| 娇妻在床上迎合男人| 欧美性情一线免费http| 18未满不能进的福利社| 嗯啊快停下我是你老师啊H| 97蜜桃123| 欧美双拳极限扩张| 公开超碰在线视频| 校花爽好大快深点h| 狠狠色狠狠色综合曰曰| 语文老师扒开胸罩喂我奶| 麻豆XXXX乱女少妇精品| J午夜精品久久久久久毛片| 日本xxxxxxxxx老师59| 成人中文字幕在线| 小草高清视频免费直播| 黄色三级视频在线| 最新高清无码专区| 秋霞午夜理论理论福利无码| 朝鲜黄色录像| 午夜福利院电影| 久久99视频免费| 99视频精品全部 国产| 色女孩综合| 国精产品一区一区三区有| 在线观看免费视频播放视频| 欧美激情精品久久久久久不卡| 古代又黄又肉到湿的爽文| 亚洲国产韩国欧美在线不卡| 妈妈的朋友6未删减版完整在线| ae58老司机福利| 无码人妻精品国产婷婷| 久久中文电影| 风情韵味人妻HD| 与子敌伦刺激对白亂輪亂性| 日韩免费精品视频| 精品日韩视频| 俄罗斯美女啪啪| 中国女人内谢69xxxxxx直播| 色拍拍噜噜噜久久蜜桃| 麻豆天美国产一区在线播放|