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
High temperature solder paste

Solder paste PF-8307-H2

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: 被免费网站在线视频| 百性阁论坛首页| 精品性影院一区二区三区内射| 午夜向日葵高清在线观看| 国产第一页浮力影院| 神马电影dy888午夜我不卡| 高清国产在线播放成人| 天堂so导航| 国产系列视频二区| 野草视频在线观看| 免费xxx成年大片| YELLOW免费观看完整视频| 色噜噜狠狠色综合中文字幕| 贵妃高h荡肉呻吟np杨玉环| 午夜免费国产体验区免费的| 娇女的呻吟亲女禁忌h16| 宅男午夜大片又黄又爽大片| 妺妺窝人体色777777野大粗| 啊片色播电影| 亚洲成AV人片一区二区不卡| 精品欧美一区二区三区久久久| 24小时日本在线观看片| 色橹橹欧美在线观看视频高清 | 国产99久久九九免费精品无码| 小舞被爆操| 久久综合九色综合国产| chinesevideos原创麻豆| 無码一区中文字幕少妇熟女网站| 久久久久久久伊人电影| 成人免费视频一区| 亚洲免费在线观看| 欧洲亚洲精品A片久久99果冻| 国产精品7777人妻精品冫| 一线高清视频在线播放| 日本精品卡一卡2卡3卡四卡三卡| 国产在线伊人| xxxx88| 亚洲人交性视频| 日本不卡免免费观看| 精品麻豆一卡2卡三卡4卡乱码| yellow2019在线观看视频|