China Rock Wool Boards: Fireproof Material from Leading Suppliers and Factory for Enhanced Safety and Sound Absorption
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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.
Technical Performance Parameters
| Item | Non-inflammability | Water repellency rate | Heat conductivity coefficient | Potassium & Sodium oxide content |
| Standard Request | A1 | ≥98% | ≤0.04 | ≤5.0 |
| Testing Result | A1 | 99.5% | 0.039 | 3.36 |
| Determined | Pass | Pass | Pass | Pass |
Available Specifications & Sizes
| Thickness (mm) | Density | L × W (mm) |
| 30mm, 50mm, 80mm, 100mm, 120mm, 150mm | 120kg/m³ and 140kg/m³ | 1200mm (length) × 600mm (width) |
Product Display
Frequently Asked Questions
What is the fire resistance rating of this Glass Wool?
This material achieves an A1 Non-inflammability rating, providing the highest level of fire protection for building structures.
How effective is the water repellency of the insulation board?
The tested water repellency rate is 99.5%, which exceeds the standard requirement of ≥98%, ensuring excellent performance in humid environments.
What are the available thicknesses for these boards?
We offer a wide range of thicknesses including 30mm, 50mm, 80mm, 100mm, 120mm, and 150mm to suit different insulation needs.
What is the standard board size for installation?
The most common board size is 1200mm in length and 600mm in width, designed for easy handling and standard construction framing.
Is the thermal conductivity coefficient within industrial standards?
Yes, the testing result shows a heat conductivity coefficient of 0.039, which is better than the standard requirement of ≤0.04, indicating superior thermal efficiency.



Environmental Building Board
Fire-proof Board
Sound Resistance
Termite Resistance



