12mm Medium high density fiber cement board is a high-quality building material manufactured from natural fiber-reinforced cement, quartz sand, and premium raw materials. This versatile board combines excellent strength with reliable performance for diverse construction applications worldwide.
12mm Medium high density fiber cement board is a high-quality building material manufactured from natural fiber-reinforced cement, quartz sand, and premium raw materials. This versatile board combines excellent strength with reliable performance for diverse construction applications worldwide.

12mm Medium high density fiber cement board offers outstanding advantages for modern building projects. Architects, contractors, and builders choose this material for its perfect balance of density, strength, and workability.
Green Environmental Materials – Safe and sustainable composition
Excellent Strength and Toughness – ≥16MPa bending strength
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 and Faster Working – Saves time and labor
12mm Medium high density fiber cement board meets rigorous quality standards:
Thickness Range: 5-30mm for various application needs
Standard Sizes: 1220×2440mm, 1200×2400mm, 1200×3000mm, 1220×3000mm, 1200×600mm, 600×600mm
Density: 1.2-1.5g/cm³ for optimal strength-to-weight ratio
Water Content: ≤30% ensuring dimensional stability
Swelling Ratio: ≤0.4% prevents warping and deformation
Anti-Bending Strength: ≥16MPa for structural reliability
Fire Resistance: 240 minutes (GB/T9978-1999)
Fire-Proof Rate: Class A1 incombustible (GB8624-1997)
Radioactivity: GB6566-2001 compliant (A-class Decoration Materials)
Frost Resistance: No cracking or delamination after 25 freeze-thaw cycles
Asbestos Content: 100% free of asbestos
Certifications: ISO, SGS, JC/T412-2006 compliant

12mm Medium high density fiber cement 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
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
12mm Medium high density fiber cement board is ideal for diverse building needs:
Building interior partitions
Office and commercial space dividers
Residential wall systems
Suspended ceilings in commercial spaces
Office and institutional buildings
Exterior wall cladding
Paneling systems
Lightweight grouting panels
Interior dry wall decoration boards
Interior walls after painting and coating

12mm Medium high density fiber cement board outperforms traditional materials:
| Feature | Fiber Cement Board | Gypsum Board | Magnesium Board |
|---|---|---|---|
| Fire Rating | A1 (240+ min) | 60 min | 50-70 min |
| Strength | ≥16MPa | 4-5MPa | 6-8MPa |
| Water Recovery | Excellent | Permanent damage | Permanent damage |
| Lifespan | Many years | 5-7 years | 5-7 years |
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