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Freedom Gate
Bangtai’s automatic channel doors feature a bidirectional self‑closing design that automatically opens and resets upon impact. The door panels are crafted from ABS or 304 stainless steel, offering excellent thermal insulation, impact resistance, and sealing performance, and are equipped with safety viewing windows. These free‑swing doors are ideal for cold storage facilities, cold‑chain applications, and similar settings. Customization is available to meet specific requirements, while our in‑house manufacturing ensures rigorous quality control. With outstanding value, comprehensive service, and prompt delivery, Bangtai doors set the standard for reliability and efficiency.
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Detailed Description
1. Product Overview
The Freedom Gate is a non‑powered, bi‑directional impact‑resistant access gate that utilizes gravity‑assisted hinges to open 180° in both directions and automatically closes and resets when released. The door panel is available in materials such as stainless steel or color‑coated steel, and when paired with a bottom‑mounted impact‑absorbing rubber strip, it withstands frequent impacts from carts and forklifts, offering excellent sealing, dust‑proofing, odor isolation, and noise reduction. Customizable single‑ or double‑leaf configurations are available, and the gate is easy to clean and maintain. It is widely suited for high‑traffic areas in food processing facilities, kitchens, warehouses, supermarkets, and other environments where goods move frequently. With no electrical control required and simple maintenance, it helps boost material handling efficiency.
2. Product Alias
Anti-collision free door; collision door; bi-directional impact door; kitchen free door; industrial passage free door; anti-collision door for food factories; cleanroom free door; non-powered rebound door
3. Product Technical Specifications
Parameter Item |
Specification Description |
Door opening angle |
Bi-directional 180° unobstructed opening, with eccentric gravity‑assisted automatic reset. |
Standard door leaf thickness |
40mm/45mm/75mm (thickened version available for cold storage models) |
Door panel material |
304/316 stainless steel sheet, color-coated steel sheet, ABS plastic sheet (0.8–1.5 mm) |
Door core filling material |
Polyurethane foam, aluminum honeycomb, and paper honeycomb (insulation/cleanroom options available upon request) |
Hinge accessories |
All-stainless-steel eccentric shaft gravity hinge, with rolling bearings that require no lubrication or maintenance. |
Crash protection configuration |
700 mm at the base, 5–8 mm thickened rubber/PE impact‑resistant buffer panel |
Observation window |
Acrylic/PC double-layer safety window, with customizable size and shape. |
Sealing accessories |
Full-circle EPDM high- and low-temperature resistant elastic sealing strip |
Standard Doorway Dimensions – Single-Leaf |
Width 600–1200 mm, height 1800–3000 mm |
Standard Doorway Dimensions – Double-Leaf |
Width 1200–3200mm, height 1800–3000mm |
Applicable ambient temperature |
0°C to +50°C (insulated version suitable for low-temperature cold storage) |
Average daily tolerated passage frequency |
Over 1,000 times, the heavy-duty forklift repeatedly struck the barrier without any deformation. |
Door frame material |
Stainless steel bent-and-formed integral molding / Thickened aluminum alloy profiles |
Customization Options |
Dimensions, door panel color, window style, and impact‑resistant panel height are all customizable. |
Core Advantages |
Motorless, no electricity required; easy to install; waterproof and corrosion-resistant; food-grade and easy to clean. |
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