Environmental Building Board
Fire-proof Board
Sound Resistance
Termite Resistance
High-Quality Magnesium Oxide Boards (MgO Boards) from China Suppliers and Factory for Construction Projects
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Excellent fire resistance
Non-combustible class A material
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Superior water proofing ability
Good moisture resisting ability, not easy to generate swelling or shaping.
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High Strength
The wall of Calcium Silicate board is very strong and durable, not easy to be damaged.
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Wonderful sound and heat insulation performance
Filled with mineral wool, not only heat insulation but also sound insulation
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Stable Dimensions
Both moisture movement and the shrinking percentage are controlled in a optimum range.
| Density | 950 - 1150 kg/m³ (59 - 72 lb/ft³) — Optimized for strength-to-weight ratio |
| Thickness | 6mm, 8mm, 9mm, 12mm, 15mm, 18mm, 20mm (Custom thickness available) |
| Size | 1220mm × 2440mm (4' × 8'), 1200mm × 2400mm (Custom sizes possible) |
| Color | Natural off-white / light gray |
| Fire Reaction | A1 |
| Flame Spread | Zero flame spread (ASTM E84 / UL 723: Class A) |
| Smoke Developed Index (SDI) | < 5 (ASTM E84 / UL 723) |
| Heat Release | Total Heat Release (THR) and Peak Heat Release Rate (PHRR) |
| Toxicity | Zero |
| Flexural Strength | ≥ 15 MPa (EN 12467) |
| Modulus of Elasticity | ≥ 4500 MPa (EN 12467) |
| Impact Resistance | High resistance to impact damage |
| Screw Holding Capacity | Meets or exceeds relevant building standards |
| Nail Pull Resistance | ≥ 75 lbf (340 N) (ASTM C473) |
| Thermal Shock Resistance | Exceeding 1000°C without spalling or cracking |
| Water Resistance | < 10% by weight after 24h immersion (EN 12467) |
| Moisture Vapor Transmission | Allows walls to "breathe" |
| Freeze-Thaw Resistance | Excellent performance after multiple cycles (ASTM C666) |
| Mold & Mildew Resistance | Inherently inorganic core inhibits growth (ASTM G21, ASTM D3273) |
Thermal Conductivity (λ): ~0.15 – 0.20 W/(m·K) — Provides basic insulation.
Acoustic Performance: Contributes to sound reduction in wall/ceiling assemblies (STC ratings vary by system design).
VOCs: Zero VOC emissions (tested per ISO 16000, AgBB).
Formaldehyde: Free (< Detection Limit — EN 717-1, JIS A 1460, ASTM E1333).
Asbestos & Heavy Metals: Free (tested per relevant international regulations).
Recyclability: Inherently recyclable mineral content.
Sustainable Sourcing: Primary raw materials from abundant natural minerals.
Surface Finish: Smooth, low-dust factory finish ("PureGuard Treated" for improved adhesion).
Machinability: Easily cut, routed, drilled, and shaped with standard woodworking tools (minimizes silica dust vs. cement boards).
Adhesion: Excellent substrate for direct application of tiles, renders, plasters, paints, and veneers.
Fire: EN 13501-1: A1, ASTM E84 Class A, BS 476 Parts 4, 6, 7, 11, UL Certification (System dependent).
Structural: EN 12467, ASTM C1288 / C1325.
Environment / Health: LEED contributable, GREENGUARD Gold (or equivalent), EPDs (Environmental Product Declarations).
Quality: ISO 9001.
