Maxit Lightweight Expanded Clay Aggregate This Document provides material property information concerning Maxit Lightweight Expanded Clay Aggregate as required by in the Specification for Highways Works.
Property Dry Loose Bulk Density
Maxit LWA 10/20 Maximum Value-325kg/m3 Minimum Value-260kg/m3 Uniformity Coefficient (D60/D10) < 10 Typical Moisture Content (As delivered) < 35% (Weather dependant)* Effective Angle of Shearing Resistance Long term Unit Weight above Water Table Typical Long term Compacted Unit Weight above Water Table Long term Unit Weight in temporary flooding conditions or variable groundwater levels Resistance to Fragmentation LA Permeability Maximum Level of Effective Stress To avoid Crushing Gains Effective Cohesion Water Soluble Sulfate Content Oxidisable Sulfides Total Potential Sulfate Design Sulphate Class (BRE Special Digest 1)
37° Maximum – 455kg/m3 Minimum – 350kg/m3 Maximum – 495kg/m³ Please refer to Maxit Representative
44 >10-3m/s 100kN/m2 0kN/m2 <450mg/litre SO4 <0.30% SO4 < 0.5% SO4 DC-2
* Please note that moisture content can be higher than quoted if material is stockpiled during inclement weather
Typical Grading 22.4mm 20.0mm 16.0mm 10.0mm 8.0mm 5.0mm
100 90-100 80-90 5-25 0-10 0-7