Interlocking concrete block, 390x190x190mm (190mm wall thickness)
Concrete Masonry Unit
ATLAS CODE
MIN-CEM-CMU-006
Category mineral
Material Family Cementitious
Regulatory Status Not specified
Density
>1800 kg/m3
Carbon (A1-A5)
160 kgCO₂e
Fire Class
Not specified
Lifespan
120 yrs
Description
Interlocking dry-stack concrete masonry units such as Adbri's Versaloc 200 series use a mechanical interlock and do not require mortar above the first course. The standard unit is 400 x 200 x 190 mm, with matching half, end and corner units; the system is manufactured to AS/NZS 4455.1 and tested to AS/NZS 4456.
Typical Uses
- Vertical walls
- Steps
- Garden beds
Recycled Content 15
Renewable Content 0
Recyclability 100
Embodied Carbon 160 kgCO₂e
Embodied Energy 1.1 MJ/kg
EPD Available Yes
Advantages
Dry stack system with interlocking design; no mortar required above the first course.Minimum unit compressive strength 20 MPa (Versaloc 200 series).FRL rating 180/180/180 reported for Versaloc 200 series.
Cautions
FRL integrity/insulation values are listed for fully corefilled units; structural adequacy and RW + Ctr require the Fire and Sound brochure.Not specifiedNot specified
TECHNICAL DATA: PERFORMANCE PROPERTIES MIN-CEM-CMU-006
Density (Dry) >1800 kg/m3
Specific Gravity Not specified
Porosity Not specified %
Water Absorption Not specified %
Hardness Not specified Mohs
Surface Roughness Not specified um
UV Resistance Not specified
Chemical Resistance Not specified
pH Tolerance Not specified pH
Compressive Strength 20 MPa
Tensile Strength Not specified MPa
Flexural Strength Not specified MPa
Shear Strength Not specified MPa
Elastic Modulus Not specified GPa
Impact Resistance Not specified J/m
Bearing Capacity Not specified kPa
Poisson's Ratio Not specified
Creep Resistance Not specified
Abrasion Resistance Not specified
Thermal Conductivity Not specified W/mK
Thermal Resistance Not specified m2K/W
Specific Heat Capacity Not specified J/kgK
Thermal Expansion Not specified x10^-6/C
Melting Point Not specified C
Sound Transmission Class (STC) 56+ Rw
Noise Reduction Coeff. (NRC) Not specified
Optical
Light Transmittance Not specified %
Light Reflectance (LRV) Not specified %
Solar Reflectance (SRI) Not specified
Not specified
SAFETY, ECOLOGY & INSTALLATION MIN-CEM-CMU-006
Flame Spread Index Not specified
Smoke Developed Index Not specified
Combustibility Class Not specified
Fire Resistance Rating 180/180/180 (system dependent) minutes
Heat Release Rate Not specified kW/m2
Toxicity of Combustion Not specified
Embodied Carbon (A1-A3) 160 kgCO₂e/kg
Embodied Energy 1.1 MJ/kg
Water Footprint 180 L/kg
EPD Available Yes
LEED Points 3
Circular Economy Score 7.5 /100
VOC Emissions 0 g/L
Skill Level semi-skilled
Crew Size 2
Installation Time 800 hr/m²
Curing Time 0 hours
Setting Time 28 min
Temperature Range 5-40C °C
Humidity Range 20-90% %
Required Tools
Spirit level for first courseString line for alignmentRubber mallet for adjustmentConcrete pump for groutingAngle grinder for cutsReinforcement bars and chairs
Certifications Required
General construction licenseWorking at heights (if applicable)
Weather Limitations
First course mortar affected by rainGrouting limited in freezing conditions
COMMERCIAL, LOGISTICS & REGULATORY MIN-CEM-CMU-006
Material Cost $8-12 AUD
Installation Cost $40-60 AUD/m2
Annual Maintenance $0.50-1.00 AUD/m2
Lifecycle Cost (50yr) $450-550 AUD/m2
Market Availability moderate
Lead Time 1-2 weeks weeks
Design Life 120 years
Warranty Period 10 years
Maintenance Interval 10 months
Service Temp Range -40 to 70C °C
Freeze/Thaw Resistance excellent
Dimensional Stability excellent
DISCLAIMER: This specification document is generated from the CLAD Materials Atlas Database. Information is for general guidance only and does not constitute professional engineering advice. Values are typical and may vary by batch, manufacturer, and production run. Verify suitability for specific project applications independently.