Our Waterproof Calcium Silicate Board is a top-tier, eco-friendly building material engineered for high-performance architectural applications. Manufactured using advanced autoclaving technology, this board combines high-grade silicic and calcareous materials with natural fiber reinforcement. It delivers outstanding structural integrity, making it an ideal choice for global buyers, wholesalers, and construction contractors seeking long-lasting, heavy-duty building solutions.
Key Features & Product Advantages
Superior Waterproof & Moisture Resistance: Unlike traditional gypsum boards, our calcium silicate board retains its shape, strength, and dimensions even when exposed to high humidity or direct water contact. It will not rot, sag, or delaminate.
Class A1 Fireproof Performance: Non-combustible material that offers excellent fire resistance, effectively preventing the spread of fire and smoke to enhance building safety.
High Structural Strength & Durability: Features high bending and impact resistance, ensuring structural stability under high-traffic and demanding conditions.
100% Asbestos-Free & Eco-Friendly: Crafted from non-toxic, sustainable natural materials. It is completely safe for health and does not emit harmful gases.
Termite, Mold, and Insect Resistance: Chemically stable composition prevents the growth of mold, mildew, and fungi, safeguarding indoor air quality.
Easy Installation & Versatility: Easy to cut, drill, nail, and shape. The smooth surface accommodates direct painting, tiling, or wallpapering.
Core Applications
Thanks to its exceptional waterproof and fire-resistant properties, our Calcium Silicate Board is widely utilized in both commercial and residential projects:
High-Humidity Zones: Perfect for kitchen ceilings, bathroom wall backings, indoor swimming pool linings, and laundry rooms.
Exterior & Interior Walls: Serving as heavy-duty partition walls, drywall systems, exterior facade claddings, and curtain wall backings.
Acoustic & Fire Rated Ceilings: Widely deployed in office buildings, shopping malls, hospitals, schools, and industrial warehouses.
Subfloor & Flooring Underlayment: Provides a flat, moisture-resistant base for ceramic tiles and wooden flooring.
Technical Specifications
| Property / Parameter | Value / Specification |
|---|---|
|
Material |
Calcium, Silicate, Natural Fiber (100% Asbestos-Free) |
|
Standard Dimensions |
1220mm x 2440mm / 1200mm x 2400mm (Customizable) |
|
Thickness Range |
4.5mm – 25mm |
|
Density |
1.1 – 1.4 g/cm³ |
|
Fire Resistance |
Class A1 (Non-combustible) |
|
Thermal Conductivity |
≤ 0.24 W/(m·K) |
|
Moisture Movement |
≤ 0.25% |
|
Water Absorption Rate |
≤ 30% |
Why Choose Us as Your Supply Partner?
As a leading factory-direct supplier, we provide global clients with reliable quality assurance and professional export services:
OEM/ODM Customization: Adjustable sizes, thicknesses, and densities to match your specific market requests.
Global Certifications: Fully compliant with international construction material standards.
Reliable Production & Fast Delivery: Large-scale manufacturing capacity ensures stable lead times and prompt bulk shipping.
Secure Export Packaging: Standardized seaworthy wooden pallet packaging minimizes risk of damage during long-distance transit.
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