8mm water resistant light weight calcium silicate boards offer exceptional performance for modern construction projects. These advanced building panels combine waterproof properties with lightweight convenience.
8mm water resistant light weight calcium silicate boards offer exceptional performance for modern construction projects. These advanced building panels combine waterproof properties with lightweight convenience.

Water resistant calcium silicate boards feature 1.2-1.4g/cm³ density for optimal strength-to-weight ratio. Their unique composition ensures superior performance in humid environments.
With <12% water content and <0.25% swelling ratio, our calcium silicate boards maintain stability in wet conditions. They outperform traditional materials in moisture resistance.
These Class A non-combustible boards provide 240-minute fire resistance. They meet strict GB8624-2012 safety standards for building materials.
As 100% non-toxic products meeting GB6566-2010 standards, these boards ensure healthy indoor environments.

Standard Sizes: 1200×2400mm, 1220×2440mm, 1200×3000mm
Thickness Options: 5-30mm (5mm standard)
Bending Strength: >12MPa
Radioactivity: Class A decoration material standard
Surface Finish: Sanded for smooth application
| Feature | Our Boards | Gypsum Board | Magnesium Board |
|---|---|---|---|
| Water Resistance | Excellent | Poor | Fair |
| Fire Rating | Class A (240min) | Non-flammable | Incombustible |
| Lifespan | 25+ years | 5-8 years | 10-15 years |
| Moisture Recovery | 100% strength recovery | Permanent damage | Partial recovery |

Office partition walls
Hotel bathroom partitions
Hospital wet area walls
Shopping mall interiors
Kitchen backsplashes
Bathroom wall lining
Balcony enclosures
Basement wall protection
Swimming pool areas
Food processing plants
Laboratory walls
Marine constructions
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