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Foshan Huiju Decoration Material Co. Ltd.
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Class A1 Fire-Rated Gypsum Systems for High-Stakes Architecture

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Foshan Huiju Decoration Material Co. Ltd.

City: foshan

Country/Region:china

Tel:86--19928258506

Contact Person:
Mr.Ryan
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Class A1 Fire-Rated Gypsum Systems for High-Stakes Architecture

Brand Name SUNHOUSE
Place of Origin Guangdong
Minimum Order Quantity 500 pcs
Supply Ability 3000000 Meter/Meters per Month
Packaging Details Our timber packed in pallet or in bulk/Loose packing(pallet is covered with package board and PVC tapes)
Warranty 1 Year
After-sale Service Online technical support, Onsite Inspection, Free spare parts
Application indoor, Hotel, Villa, Apartment, Office Building
Design Style Modern
Feature Fire Resistant Plasterboard
Material Pure Natural Gypsum
Color red
Usage Internal Wall Partition
Edge Square or Tapered
Thickness 12.5mm
Regular Size 1220mm*2440mm
Detailed Product Description
The Science of Time: Class A1 Fire-Rated Gypsum Systems for High-Stakes Architecture
In modern structural engineering, fire safety is measured in minutes. Our Class A1 Non-Combustible Gypsum Board is engineered to serve as a critical thermal shield, delaying the transfer of heat through partitions and ceilings. By integrating high-purity calcium sulfate dihydrate with advanced fiberglass reinforcement, we provide a passive fire protection solution that prioritizes occupant safety and structural integrity during localized thermal events.
The Endothermic Defense Mechanism
Beyond simple insulation, our boards utilize a chemical fire-suppression process. The gypsum core contains approximately 21% chemically combined water. When exposed to intense heat, this water is released as steam, creating a thermal barrier that maintains the board's temperature at 100°C until the crystallization water is exhausted. This "calcination" process is what grants our 12mm and 15mm systems their certified 60 to 120-minute ratings.
Engineering Advantages & Reliability
  • Structural Integrity (Type X Core): Enhanced with long-strand glass fibers to prevent shrinkage and cracking under extreme temperature gradients.
  • Zero-Smoke Toxicity: Composed of high-purity materials that release only water vapor when heated, ensuring clear escape routes and breathable air for occupants.
  • Superior Acoustic Decoupling: The high-density core configuration offers a naturally high STC (Sound Transmission Class) rating, ideal for hospital and hotel partitions.
  • Dimensionally Stable: Minimal expansion and contraction rates ensure that fire-rated seals and joints remain intact over years of building settlement.
  • Precision Edge Milling: Available in tapered and square edges to facilitate seamless finishing for high-end aesthetic requirements.
Technical Specifications & Compliance
ClassificationNon-Combustible Class A1 (EN 13501-1 / ASTM E136)
Standard ComplianceASTM C1396 / EN 520 Type F / BS 476 Part 22
Thickness Range9.5mm, 12.0mm, 12.5mm, 15.0mm (±0.3mm tolerance)
Density ProfileStandard: 850kg/m³ | High Performance: Up to 1050kg/m³
Fire Resistance Limit60 - 120 Minutes (System Dependent)
Thermal Conductivity0.19 - 0.24 W/(m·K) at ambient temperature
Environmental SafetyZero Asbestos, Low Formaldehyde (E1 Grade), Recyclable Core
Global Project Reference: Nexus International Hospital
Project Scope: The expansion of a 500-bed multi-specialty facility requiring 90-minute fire-rated separation for oxygen storage rooms and emergency corridors.
Our Contribution: We supplied over 120,000 m² of 15mm Reinforced Fire-Rated Board. Our technical team worked directly with the MEP consultants to design a staggered double-layer system that met the 120-minute local fire department requirement while achieving an STC rating of 52dB for patient privacy.
The Outcome: The project passed third-party thermal imaging tests and smoke-leakage inspections on the first attempt, saving the contractor weeks in the certification phase.
Primary Applications
  • Critical Infrastructure: Data centers, electrical substations, and telecommunication hubs.
  • Commercial Life-Safety Zones: High-rise elevator shafts, fire-escape stairwells, and service ducts.
  • Healthcare & Education: Surgery suites, laboratories, and school corridors where evacuation times are vital.
  • Industrial Compartmentation: Warehouse separation walls and hazardous material storage areas.
Logistics & Protection

We understand that board integrity is as important as its fire rating. All exports are packed using moisture-resistant PE-wrapping on reinforced wooden pallets with edge protectors. Every shipment includes a Batch Certification Report, ensuring full traceability from the raw gypsum mine to your construction site.

Frequently Asked Questions
Q: How do I distinguish between your fire-rated and moisture-rated boards?
A: For safety and easy inspection, our fire-rated boards feature a pink or red face paper. This allows architects and fire marshals to verify correct installation at a glance.
Q: Can these boards be used in exterior applications?
A: These are designed for interior use. For external soffits or areas exposed to direct weathering, we recommend our specialized cement-based or glass-mat sheathing boards.
Q: Does the board lose its fire rating if it is cut or drilled?
A: The fire resistance is inherent to the core material. However, penetrations for cables or pipes must be sealed with approved intumescent fire-stop sealants to maintain the system's overall rating.
Product Tags: A1 fire-rated gypsum board   fire-resistant plasterboard for architecture   high-performance gypsum systems  
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