Fiber Cement Board vs Fiber-Reinforced Calcium Silicate Board: Key Differences & Applications

When choosing between these two premium building materials, understanding their composition and performance characteristics is crucial for optimal project selection.

1. Material Composition

FeatureFiber Cement BoardFiber-Reinforced Calcium Silicate Board
Base MaterialCementSilica & calcium compounds
ReinforcementOrganic/inorganic fibersFibers
Formation ProcessPhysical mixing (cement + fibers)Chemical reaction (forms tobermorite)
Curing MethodNatural or autoclave curingMust be autoclave cured
Fiber Cement Board

2. Key Specifications

Fiber Cement BoardFiber-Reinforced Calcium Silicate Board
StandardJC/T 412.1 (asbestos-free)JC/T 564.1 (asbestos-free)
DensityHigh densityLightweight
StrengthHigh compressive strengthModerate strength
Weather ResistanceExcellentGood
Thermal PerformanceStandardSuperior insulation
Heat ResistanceGoodExcellent (anti-deformation)
Fiber-Reinforced Calcium Silicate Board

3. Primary Applications

Fiber Cement Board:
✔ Exterior curtain walls
✔ Outdoor walkways/decking
✔ High-weather resistance scenarios
✔ Structural applications requiring durability

Fiber-Reinforced Calcium Silicate Board:
✔ Indoor fire-rated partitions
✔ Ceiling systems
✔ Thermal insulation applications
✔ Environments requiring heat deformation resistance

4. Shared Advantages

  • Class A fire rating
  • Water/moisture resistance
  • Eco-friendly & non-toxic
  • Mold & pest resistant

5. Selection Guidelines

Choose Fiber Cement Board When You Need:

  • Outdoor durability
  • High load-bearing capacity
  • Superior weather resistance

Choose Calcium Silicate Board When You Need:

  • Lightweight interior solutions
  • Enhanced thermal insulation
  • High-temperature stability

Our technical staff is available 24/7 for support and fast response, giving full advice on your products and sharing engineering knowledge. Whether you order or not, we’re always here to support your business.

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