Freezer High Speed Rolling Doors or Rapid Doors
This rapid door is specially designed for freezer, cold room, or cool room. It is made from 30mm thick thermal insulated sandwich curtain, and with all-round heating device to avoid frozen. It can work well in low temperature like -25ºC.
Thermal insulated sandwich fabric: Double layer, total 30mm thick, filled with insulation wool inside.
Operation & Safety
High speed opening and closing: Running speed can reach 2m/s, 10 times faster than traditional doors.
High frequency operation: More than 1000 times per day without faults.
Good thermal-insulation: 20-40mm door panel thickness prevents thermal loss.
Extreme low temperature ready: Integrated heating device avoids freezing.
Self-repairing: Recover automatically or semi-automatically after collisions.
High air-tightness: Special zipper design eliminates gaps.
Frequently Asked Questions
What is the minimum temperature these doors can handle?
These doors are specifically designed for cold storage and can operate efficiently in temperatures as low as -25ºC thanks to the integrated heating devices.
How does the self-repairing function work?
If a collision occurs (e.g., from a forklift), the door curtain is designed to dislodge from the tracks without damage and can be reset automatically or with minor manual assistance.
Can the door save energy costs?
Yes, due to its high-speed operation and thermal-insulated sandwich fabric, it can help reduce energy loss significantly compared to traditional sliding doors.
Are these doors suitable for the food industry?
Absolutely. They comply with Food-grade and GMP norms, featuring dust-proof PVC fabric that is very easy to clean.
What safety features are included?
Every door is equipped with a dual protection design, including safety photo sensors and proximity sensors to prevent accidents with vehicles or personnel.
What are the available activation options?
Customers can choose from various operation methods including radar sensors, remote controls, vehicle loop detectors, or manual pull switches.