20mm non-asbestos calcium silicate board is a premium building material manufactured from tobermorite crystals and natural fibers. This high-density board combines exceptional fire resistance, waterproof properties, and dimensional stability for demanding construction applications.
20mm non-asbestos calcium silicate board is a premium building material manufactured from tobermorite crystals and natural fibers. This high-density board combines exceptional fire resistance, waterproof properties, and dimensional stability for demanding construction applications.
20mm non-asbestos calcium silicate board offers outstanding advantages for modern building projects. Architects, contractors, and engineers choose this material for its superior performance in critical applications.
100% Asbestos-Free – Safe and environmentally friendly composition
A1 Fireproof Rating – 240-minute fire resistance for maximum safety
High Structural Strength – ≥12MPa bending strength for lasting durability
Excellent Water Resistance – ≤10% water content prevents moisture damage
Low Swelling Rate – ≤0.20% ensures dimensional stability
Good Thermal Insulation – Energy efficient for building envelopes
Sound Absorption – Effective noise reduction for quiet spaces
20mm non-asbestos calcium silicate board meets rigorous quality standards:
Standard Thickness: 25mm (6-35mm range available)
Standard Sizes: 1220×2440mm, 1200×2400mm, 1200×600mm, 600×600mm
Density: 1.2-1.4g/cm³ for optimal strength-to-weight ratio
Water Content: ≤10% ensuring dimensional stability
Swelling Ratio: ≤0.20% prevents warping and deformation
Shrinking Ratio: ≤0.45% maintains size over time
Anti-Bending Strength: ≥12MPa for structural reliability
Fire Resistance: 240 minutes (GB/T9978-1999)
Fire-Proof Rate: A-class incombustible (GB8624-1997)
Radioactivity: GB6566-2001 compliant (A-class Decoration Materials)
Certifications: ISO, SGS, JC/T412-2006 compliant
20mm non-asbestos calcium silicate board delivers exceptional performance across multiple parameters:
Fire Resistance: Class-A1 incombustible, 240-minute protection
Water Resistance: Excellent moisture protection
Dimensional Stability: Minimal expansion and contraction
Sound Control: Good acoustic insulation properties
Thermal Performance: Effective heat insulation for energy efficiency
Green Environmental Materials – Safe and sustainable
Excellent Strength and Toughness – Reliable structural performance
Water-Proof, Fire-Proof, Damp-Proof – Triple protection system
Antisepsis and Moth-Proofing – Prevents biological degradation
Good Acoustic Insulation – Effective noise reduction
Weather Resistance – Withstands harsh climate conditions
Good Thermal and Heat Insulation – Energy efficient
Durability and Long Lifetime – Decades of reliable service
Non-Deformation – Maintains shape over time
Easy Processing – Simple cutting and installation
20mm non-asbestos calcium silicate board is ideal for diverse building needs:
Building interior partitions
Carriage and marine construction
Vessel interior walls
Suspended ceilings in commercial spaces
Office and institutional buildings
Exterior wall cladding
Paneling systems
Lightweight grouting panels
Interior dry wall decoration boards
Fire-proof, heat insulation, damp-proof panels
20mm non-asbestos calcium silicate board provides unmatched value for demanding applications:
Superior to gypsum and magnesium boards
More durable than traditional materials
Low maintenance requirements
Long service life reduces replacement costs
Lightweight design for easy handling
Simple cutting with standard tools
Fast installation saves labor costs
Compatible with various mounting systems
Calcium silicate boards outperform traditional materials:
| Feature | Calcium Silicate Board | Gypsum Board | Magnesium Board |
|---|---|---|---|
| Fire Rating | A1 (240+ min) | 60 min | 50-70 min |
| Strength | ≥12MPa | 4-5MPa | 6-8MPa |
| Water Recovery | 100% after drying | Permanent damage | Permanent damage |
| Swelling Rate | ≤0.20% | High | Moderate |
| Lifespan | 30+ years | 5-7 years | 5-7 years |
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