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.
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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 |
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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) |
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Fire Rating A1 Certified — This fiber cement board meets the highest Euroclass A1 non-combustible standard, making it ideal for fire-sensitive applications in both interior and exterior environments.
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Product Gallery
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Frequently Asked Questions
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What fire rating does this fiber cement board achieve?
This fiber cement board achieves an A1 fire rating, which is the highest non-combustible classification under the European Euroclass system. It meets and passes all standard fire rating test requirements, making it suitable for use in fire-sensitive building applications.
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What thickness options are available for this fiber cement board?
The fiber cement board is available in a thickness range of 6mm to 24mm, offering flexibility for various construction and architectural applications, from lightweight cladding to structural panels.
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What density grades are offered and how do they differ?
Three density grades are available: Low density (≤1.2 g/cm³) for lightweight applications, Medium density (1.2–1.5 g/cm³) for general-purpose use, and High density (≥1.5 g/cm³) for heavy-duty, high-strength requirements. The choice depends on load-bearing needs and installation conditions.
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What is the standard panel size for this fiber cement board?
The most widely used standard panel size is 2440 × 1220 mm, which is compatible with most international construction standards and simplifies cutting, installation, and material planning on-site.
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How does the moisture content of this board compare to the standard requirement?
The standard requirement allows a moisture content of ≤20%. The actual tested moisture content of this board is ≤10%, which is significantly lower than the standard — indicating excellent moisture resistance and dimensional stability in humid environments.
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Is this fiber cement board suitable for exterior cladding applications?
Yes. With its A1 fire rating, low moisture movement (<0.19%), and strong anti-bend strength, this fiber cement board is well-suited for exterior cladding, facades, and other outdoor applications where durability, weather resistance, and fire safety are critical.



Environmental Building Board
Fire-proof Board
Sound Resistance
Termite Resistance


