1. Appearance: Cold rolled steel electrostatic spraying door frame 140 × 150 mm, door cover, chassis.

2. Power performance: Germany SEW brake motor, power 0.75- 1.5KW, power supply 220V/380V, brake voltage is 220V.

3. Control system: imported microcomputer frequency conversion to control of electric box (Mitsubishi cpu).
4. Control voltage: safe low-voltage 24VDC.
5. Opening speed: open 0.6-1.2m / s / off 0.6-1.0m / s (frequency conversion can adjust the speed).
6. Door curtain material: imported high-density polyester fiber and the surface coating processing, thickness 0.8mm-1.5mm, variety colors can be chose.
7. Tensile strength: 5700/5100N/5cm, tear strength 900/80N.
8. Fire-proofing level: German standard MZD / NBL.
9. Usage temperature: -10 °C +70 °C / super cold resistance region -40 °C.
10. Transparent window: import PVC transparent crystal soft plate, thickness 1.5mm, rectangle or oval.
11. Wind resistant material: resistant wind pressure steel tube( wind resistant)
12. Wind resistant capability: 15m / s (50Pa standard 3 × 3).
13. Security Configuration: Standard infrared opto-electrical protection, pressure balloon, warning lights, anti- collision column, power failure hand crank.

14.  Sealability: the bottom of the door curtain U-shaped balloon bags can tight fitting with the uneven ground, the seal strip on the both sides of the door can vermins-proof and dust-proof.