Product Description
In an emergency, every second counts, and our Fire Rated Steel Security Door is designed to provide those life-saving seconds. We manufacture these doors using double-layer steel sheets with a specialized fire-resistant core that acts as a thermal barrier. A critical feature I always point out to our clients is our use of intumescent seals; these expand when exposed to high temperatures, effectively sealing the gap between the door and frame to block lethal smoke and toxic gases. This makes the Fire Rated Steel Security Door an essential component for any building's fire compartmentalization strategy.
We don't just focus on the core; the hardware on our Fire Rated Steel Security Door is also fire-certified. From the automatic closers that ensure the door is never left ajar to the panic bars that allow for immediate egress, every component is tested for reliability under heat stress. In our Suzhou production facility, we maintain a strict quality management system to ensure that these doors meet international safety standards. With our 2025 sales reaching 56.2 million yuan, we have the experience and the scale to supply large-scale projects like shopping malls and high-rise industrial plants with the fire protection they need.

Technical Specifications
| Fire Rating | 30, 60, 90, or 120 minutes (depending on configuration) |
| Core Material | Perlite board or high-density fire-resistant mineral wool |
| Sealing | High-temperature intumescent smoke seals |
| Hardware | UL/CE listed fire-rated locks, hinges, and door closers |
| Finish | Heat-resistant powder coating |
| Frame | Reinforced fire-rated steel frame |
Application Areas
Stairwells, elevator lobbies, mechanical rooms, fire-rated partitions in warehouses, and industrial safe zones.
Customization Capabilities
We can provide doors with fire-rated vision panels (specialized heat-resistant glass) and custom sizes for double-leaf or single-leaf configurations.
Packaging and Shipping
Each door is labeled with its fire rating and packed in reinforced crates. We include all necessary fire-rated hardware in a separate, clearly marked box within the crate for easy installation.
FAQ
Q: Do you provide certification for the fire rating?
A: Yes, we provide the test reports and certificates corresponding to the fire rating you order.
Q: Does the door close automatically?
A: Yes, we include fire-rated hydraulic door closers as a standard safety feature.
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