Sheet · 0.2–2 mm
Fibre-Reinforced — indicative fig. C·15
Fire Combustible CombustibleEmbodied carbon Data pending Unit unclearCompressive 600-1200 MPa (longitudinal)MPa StructuralDesign life 50yr
Prefabricated CFRP laminates for strengthening; Sika CarboDur S plates report tensile strength 2,900-3,100 MPa, modulus 165-170 GPa and density ~1.60 g/cm? (longitudinal properties).
01 Physical
Density 1,600 kg/m? (Sika CarboDur S)kg/m³
Specific gravity 1.60
Porosity <2%%
Water absorption <0.1% (24 hours)%
Hardness Rockwell M 110-120
UV resistance Poor without protective coating - requires UV-resistant topcoat
Chemical resistance Excellent resistance to acids, alkalis, salts
pH tolerance pH 3-12
Surface roughness Ra 0.5-2.0 μm (smooth finish)µm
02 Mechanical
Tensile strength 2,900-3,100 MPa (Sika CarboDur S plates, longitudinal)MPa
Compressive strength 600-1200 MPa (longitudinal)MPa
Flexural strength 800-1200 MPaMPa
Shear strength 60-90 MPa (in-plane), 40-70 MPa (interlaminar)MPa
Poisson's ratio 0.25-0.35 (major), 0.02-0.05 (minor)
Impact resistance 20-40 kJ/m²
Creep resistance Excellent - <0.5% at 50% UTS over 50 years
03 Thermal
Thermal conductivity 0.8-1.5 W/m·K (longitudinal), 0.5-0.8 W/m·K (transverse)W/m·K
Specific heat 0.8-1.2 kJ/kg·KJ/kg·K
Thermal expansion -0.3 to 2.1 × 10⁻⁶/°C (longitudinal), 25-28 × 10⁻⁶/°C (transverse)×10⁻⁶/°C
04 Compliance & Fire First question
Combustibility class Combustible per AS 1530.1
Fire resistance level 0 hours unprotected, 1-4 hours with protection systems
Ignition temp 450°C (matrix), >400°C (fibre oxidation)°C
Flame spread index 25-75 (Class B-C)
Smoke dev. index 50-200
Heat release rate 50-150 kW/m²
05 Sustainability & Health
Embodied carbon 109 kg CO₂-eq/kg (total CFRP)
Carbon footprint 19.29-67.79 kg CO₂-eq/kg (fibre only)
Embodied energy 198-595 MJ/kgMJ/kg
Water footprint 200-400 L/kgL/kg
Recyclability 40% (current), 90% (emerging technologies)%
Recycled content 0-5% (limited availability)%
Renewable content 0%%
Circular score 3/10 (improving with recycling development)
VOC emissions <50 g/L during installation (adhesive dependent)
Toxicity rating Low - inert when cured
LEED contribution MR Credit: Building Product Disclosure (1-2 points)
06 Durability · Cost · Logistics
Expected lifespan 50-100 years
Maintenance interval Annual inspection, 5-year detailed assessment
Warranty period 10-15 years (materials), 5-10 years (installation)
Material cost (range) AUD $180-650/m² (thickness dependent)
Material cost (per unit) 0.2mm: $180-250/m², 0.5mm: $220-320/m², 1.0mm: $280-420/m², 1.2mm: $320-480/m², 1.4mm: $360-520/m², 2.0mm: $450-650/m²
Lead time 2-4 weeks (stock), 6-8 weeks (custom)
Lifecycle cost AUD $500-1000/m² over 50 years
Annual maintenance AUD $2-5/m² (inspection and UV coating renewal)
Market availability Good - multiple suppliers nationally
07 Assessment
Advantages
- 5x stronger than steel with 60% weight of aluminium
- Excellent corrosion resistance in marine environments
- Minimal structural weight addition
- 50-100 year design life
- Non-conductive and non-magnetic
- High fatigue resistance (3+ million cycles)
- Thin profile maintains architectural features
- Rapid installation with minimal disruption
- Adaptable to complex geometries
- No heavy lifting equipment required
- Resistant to chemical attack
- Dimensional stability
Constraints
- High embodied carbon (19-68 kg CO2-eq/kg)
- Combustible material requiring fire protection
- Poor UV resistance without protective coating
- Glass transition at relatively low temperature (60-82°C)
- High initial material cost
- Requires skilled installation
- Limited recycling infrastructure
- Anisotropic properties require careful design
- Susceptible to impact damage
- Difficult field modifications
- Sensitive to surface preparation quality
- Temperature-sensitive installation requirements
08 Applications
A1 Flexural strengthening of concrete beams and slabs
A2 Shear strengthening of concrete members
A3 Column confinement for seismic retrofitting
A4 Bridge deck and girder rehabilitation
A5 Marine structure reinforcement
A6 Heritage building preservation
A7 Silo and tank strengthening
A8 Masonry wall stabilisation
A9 Timber beam reinforcement
A10 Blast and impact resistance enhancement
A11 Corrosion damage repair
A12 Structural upgrade for increased loads
09 Sources & Standards
Sources pending — citations for this material are not yet recorded. Verify all figures against manufacturer data and current standards before specifying.