1. Dual protection of fire and anti-theft: Double-layer galvanized steel + fireproof perlite filling, Class A fire rating and Class B security, blocking fire spread and external damage effectively.
2. Professional sound insulation and safety: 35dB sound insulation + fireproof sealing strips, paired with smart locks and 3 load-bearing hinges for stability and safe access.
3. Customizable and easy to install: Modular quick installation, customizable thickness, color and door style, adapting to diverse scenario needs.
4. Full certification for reliability: Equipped with mandatory fire safety certification, 3C fire certification and product identity authentication, passing fire inspections smoothly.
5. Durable craftsmanship: Automatic glue dispensing for tight sealing, rust-proof wear-resistant stainless steel hardware, extending service life.
Technical Parameters
Parameter Item |
Detailed Specification |
Standard Door Dimensions |
2100mm (H) × 900mm (W) × 50mm (T); customizable sizes/thickness (40/45/50/55mm options) |
Material |
Cold-rolled steel plate, filled with high-density fireproof perlite |
Surface Treatment |
Electrostatic powder coating (multi-color options) |
Fire Rating |
Class A (≥90 minutes fire resistance); optional Class B (≥60min)/Class C (≥30min) |
Sound Insulation |
35 dB (Rw) |
Security Level |
Class B |
Lock Type |
Smart Lock |
Hinge Quantity |
3 pieces |
Weight |
Approximately 45 kg |
Fireproof Structure Details |
Door leaf thickness 50mm; door leaf steel ≥0.8mm; door frame steel ≥1.2mm |
Product Introduction
This is a high-strength steel security door integrating fire resistance, anti-theft, sound insulation and sealing performance. Crafted from cold-rolled steel plates filled with high-density fireproof perlite, it undergoes multi-layer galvanization and electrostatic powder coating, achieving Class A fire rating (fire resistance ≥90 minutes) and Class B security level. Equipped with smart locks, 3 sets of load-bearing hinges and fireproof sealing strips, it is widely suitable for hospitals, shopping malls, apartments, kitchens and other scenarios. Each door is certified with fire safety registration, ensuring smooth passage of fire inspections, and serving as a professional door solution that combines safety and durability.
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