A Comparative Analysis of Fire Resistance Performance
1. Type-A Fire Door
Fire Resistance Limit: At least 1.5 hours, ensuring optimal integrity and insulation.
Ideal Application Scenarios: Perfect for firewalls, oil storage rooms, power distribution rooms, cinema auditoriums, and other areas with significant fire risks.
2. Grade B Fireproof Door
Fire Resistance Limit: At least 1 hour
Ideal for high-risk areas such as evacuation stairwells, vestibules, and ordinary equipment rooms, providing robust protection.
3. Grade C Fireproof Door
Fire Resistance Limit:At least 0.5 hours
Recommended for: Cable shafts, pipe shafts, smoke exhaust ducts, and other low-risk vertical pipe shafts, ensuring basic fire safety.