Atlas index
Profiles · Sizes pending
Clay-Based — indicative fig. M·47

Non-combustible ceramic facade system providing solar control, privacy, ventilation, and aesthetic enhancement for commercial and residential buildings. Manufactured through extrusion and high-temperature firing (1000-1200°C) of natural clay.

01 Physical

Density 1040-2000 kg/m³kg/m³
Specific gravity 1.7-2.0
Porosity 15-25%%
Water absorption <2% (Grade 1); 6-15% (standard)%
Hardness 5-6 Mohs
UV resistance Excellent
Chemical resistance High
pH tolerance 3-14
Surface roughness Ra 0.5-10 μmµm

02 Mechanical

Tensile strength 2-5 MPaMPa
Compressive strength 18-40 MPaMPa
Flexural strength 12-25 MPaMPa
Shear strength 3-8 MPaMPa
Poisson's ratio 0.15-0.25
Impact resistance Moderate
Creep resistance Excellent

03 Thermal

Thermal conductivity 0.8-1.4 W/m·KW/m·K
Specific heat 830-1670 J/kg·KJ/kg·K
Thermal expansion 2-5 × 10⁻⁶/°C×10⁻⁶/°C

04 Compliance & Fire First question

Combustibility class Non-combustible
Fire resistance level Non-combustible
Ignition temp >1000°C°C
Flame spread index 0
Smoke dev. index 0-3
Heat release rate 0 kW/m²

05 Sustainability & Health

Embodied carbon 0.24 kgCO2e/kg
Carbon footprint 240 kgCO2e/tonne
Embodied energy 2-3 MJ/kgMJ/kg
Water footprint 500-1000 L/m²L/kg
Recyclability 100%%
Recycled content 0%%
Renewable content 100%%
Circular score High
VOC emissions Zero
Toxicity rating Non-toxic
LEED contribution MR, EQ credits possible

06 Durability · Cost · Logistics

Expected lifespan 50-100+ years
Maintenance interval Annual inspection
Warranty period 15-25 years
Material cost (range) $100-500/m²
Material cost (per unit) $50-200/linear metre
Lead time 3-4 months custom; 6-12 weeks standard
Lifecycle cost $3-8/m²/year
Annual maintenance $2-5/m²
Market availability Good

07 Assessment

Advantages

  • Non-combustible (NCC C2D10(5) compliant)
  • 50-100+ year service life
  • Low maintenance requirements
  • UV resistant with permanent colour
  • Natural material (100% clay)
  • Thermal mass benefits
  • Acoustic absorption properties
  • Suitable for all BAL ratings
  • Termite resistant
  • 100% recyclable
  • Self-cleaning properties available
  • Marine grade options available

Constraints

  • Higher initial cost than aluminium alternatives
  • Weight considerations (25-35 kg/m² installed)
  • Limited local manufacturing in Australia
  • Lead times 3-4 months for custom profiles
  • Brittle material requiring careful handling
  • Limited flexibility in curved applications
  • Professional installation required
  • Transport fragility concerns

08 Applications

A1 Commercial office facades
A2 Residential building screens
A3 Educational facility sunshades
A4 Healthcare building ventilation screens
A5 Cultural institution feature facades
A6 Parking structure screening
A7 Balcony privacy screens
A8 Window shading systems
A9 Curtain wall integration
A10 Corner and parapet treatments

09 Sources & Standards

Sources pending — citations for this material are not yet recorded. Verify all figures against manufacturer data and current standards before specifying.

MATERIALS ATLAS · CL·AD M·47 · data indicative — verify per project