High-Strength Fiber Cement Board from China Suppliers - Durable Building Material from Factory for Various Applications
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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.
🧪 Performance Test Results
| Fire Rating Test | Moisture Content | Anti-Bend Strength | Moisture Movement | |
| Standard Request | A1 | ≤20% | >29 MPa | <0.25% |
| Testing Result | A1 | ≤10% | >16 MPa | <0.19% |
| Determined | ✔ Pass | ✔ Pass | ✔ Pass | ✔ Pass |
📐 Product Specifications
| Thickness (mm) | Density | L × W (mm) | Color |
| 6 – 24 |
Low: ≤ 1.2 g/cm³ Medium: 1.2 – 1.5 g/cm³ High: ≥ 1.5 g/cm³ |
2440 × 1220 mm Widely used |
Dark / Dull Gray (due to cement base) |
🖼️ Product Gallery
❓ Frequently Asked Questions
Q
What is the fire rating of this fiber cement board?
This fiber cement board has achieved an A1 fire rating, which is the highest non-combustible classification. It meets and exceeds the standard fire rating requirements, making it suitable for projects with strict fire safety regulations.
Q
What thickness options are available for the fiber cement board?
The fiber cement board is available in thicknesses ranging from 6 mm to 24 mm, providing flexibility for various construction and cladding applications.
Q
What density grades does the fiber cement board come in?
The board is offered in three density grades: Low (≤ 1.2 g/cm³), Medium (1.2 – 1.5 g/cm³), and High (≥ 1.5 g/cm³), allowing customers to select the appropriate grade based on load-bearing and application requirements.
Q
What is the standard panel size of the fiber cement board?
The most widely used panel size is 2440 × 1220 mm, which is a standard construction sheet size compatible with most framing systems and installation methods.
Q
How does the moisture content of this board compare to the standard requirement?
The standard requirement allows a moisture content of ≤ 20%, while the tested result of this board is ≤ 10% — significantly lower than the required threshold, indicating excellent moisture resistance and dimensional stability.
Q
What color does the fiber cement board come in, and can it be painted or finished?
Due to its cement base, the board has a natural dark/dull gray color. It can be painted, coated, or finished with various surface treatments to match architectural design requirements.



Environmental Building Board
Fire-proof Board
Sound Resistance
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