1. Slim type and High speed type

- High Speed Slim Door is easy to utilize space due to the built-in motor.
- High speed Ultra Fast Door type provides low noise in company with Ultra high speed, and can be manufactured by custom-design for special fields.
 

- Low noise and high speed.
- High Speed Slim Door can be Protecting motor perfectly from dust and water with a built-in motor which is easy to install.
- Maximize to utilize left and right spaces due to the built-in motor.
- Hinged-type wind-bar brings low noise and makes easy to replace step by step when sheet is damaged.
- By brush guide rail it forms airtight structure to prevent inflow of dust or insects, etc.
 

- High speed opening and closing
It can drives automatic door very fast and quietly with the power of a small capacity motor by overcoming the weight of automatic door sheet, using tension of spring in the inside of frame as the principle of fixed pulley & moving pulley.
- Using special belt
The disadvantage of other company’s existing high speed type(AKA. weight balance type) is that the steel wire which is binding the sheet of automatic door is worn or broken. However, KAD High Speed Ultra Fast Door made it with a special belt, so that you can use it without being worn or broken.
- Dual rail structure.
3 meter/second. Designed to minimize the wear & friction – created gap between steel and rail.