Grey - Limestone
Quarry Location: Aljubarrota, Alcobaça, Leiria
Water Absorption: 3.6 %
Density: 2440 Kg/m³
Flexural Strength: 16.7 - 17.4 MPa
Recommended Usage: Wall and floor applications, countertops, mosaic, fountains, pool and wall capping, stairs, window sills
Finishing Surface: Honed, Aged, Polished, Sawn Cut, Sanded, Rockfaced, Sandblasted, Bushhammered, Tumbled
Additional Names: Atlantic Gray Limestone, Atlantic Blue Limestone, Atlantic Grey Limestone
Atlantic Grey Limestone is bluish light grey fossilized sedimentary rock.
Physico - Mechanical Properties
Flexural Strenght: 17.4 MPa
Flexural Strenght After Frost Resistance (48 cycles): 16.7 MPa
Resistance to fixing: 428 Kg
Water Absorption at Atmospheric Pressure: 3.6 %
Aparent Density: 2440 Kg/m3
Open Porosity: 8.3%
Reaction to fire: A1
Water Absorption by Capillarity: 9.97g/m2. s0.5
Thermal Shock Resistance: 0.02%
Abrasion Resistance: 22.0 mm
Slip Resistance (Dry Conditions): 71 USRV