Key Materials Used in Fire Rated Door Manufacturing


Astralwindoors1093

Uploaded on Mar 19, 2025

Category Business

Fire rated doors are essential components in building safety systems, designed to withstand fire for specific time periods to protect life and property. Their manufacturing involves specialized materials carefully selected for their fire-resistant properties.

Category Business

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Key Materials Used in Fire Rated Door Manufacturing

Key Materials Used in Fire Rated Door Manufacturing   Core Materials ◦Mineral Core: Many fire doors utilize a mineral core composed of  vermiculite, perlite, or gypsum materials. These cores provide  excellent thermal insulation and maintain structural integrity during  intense heat exposure. ◦Steel: Steel fire doors offer superior strength and fire resistance.  The steel used is typically 18-20 gauge, sometimes with mineral  wool insulation between steel sheets for additional protection. ◦Timber: Engineered timber cores are treated with fire-retardant  chemicals and often reinforced with composite materials to enhance  durability during fire conditions. Frame Components   ◦Intumescent Seals: These strips expand when exposed to heat,  sealing gaps around the door to prevent smoke and flame  penetration. ◦Steel Reinforcement: Frame components often include steel  reinforcement at critical stress points and around hardware  mountings. ◦Fire-Resistant Glass: Where visibility is required, special ceramic  glass or wired glass rated for the appropriate fire classification is  used. Hardware Components ◦Metal Components: Door hardware including hinges,  closers, and locks are manufactured from high-temperature  resistant metals like stainless steel or bronze. ◦Intumescent Hardware Protection: Hardware cutouts  are often lined with intumescent materials to maintain the  door's overall fire rating. Surface Materials and Finishes ◦Fire-Resistant Veneers: Decorative surfaces use specially treated veneers that  maintain fire resistance while providing aesthetic options. ◦Protective Edging: Door edges often incorporate special metal or composite  edging that prevents edge degradation during fire conditions. ◦Fire-Retardant Paints and Finishes: Surface treatments provide additional  protection while allowing customization to match architectural requirements. ◦The careful selection and integration of these materials allow fire doors to  achieve ratings from 20 minutes to 3 hours of fire protection, meeting building  codes while protecting occupants and providing critical time for evacuation  during emergencies. No. 10/4, 1st Floor, Kumara Krupa Road, Diagonally  Opposite to Karnataka Chitrakala Parishath,  Bengaluru -560001 Opp: Chitrakala Parishant Marketing Team: +91-98452 63298 Email: [email protected]