PETROGRAPHIC DESCRIPTION (UNE-EN 12407:2007) White greyish tone. Homogeneous, compact with holes. Limestone (pelsparite). 
 TECHNICAL ESSAYS RESULTS
Apparent density  (UNE-EN 1936:2007) 2140 kg/m3 
Open porosity  (UNE-EN 1936:2007) 18,3 % 
Flexural strenght  (UNE-EN 12372:2007) 8,3 MPa 
Compressive strenght  (UNE-EN 1926:2007) 66 MPa 
Water absorption at atmospheric pressure  (UNE-EN 13755:2008) 8,4 % 
Abrasion resistance  (UNE-EN 1341:2002) 19,5 mm 
Frost resistance: Flexural strenght after 12 cycles  (UNE-EN 12371:2011) 11,4 MPa 
Frost resistence: Flexural strenght after 48 cycles (UNE-EN 12371:2011) 8,1 MPa 
Thermal sock resistence. Mass variation (UNE-EN 14066:2003) -0,13 % 
Breaking load at a dowel hole. Thecnological test. Thickness (UNE-EN 13364:2002) 1450 N 
Breaking load at a dowel hole. Identification test  (UNE-EN 13364:2002) 800 N 
Slip resistance Dry test / Wet test  (UNE-EN 14231:2004) 52 / 43 USRV 
Water absorption  (UNE-EN 1925:1999) 43,3 g/m2·s 0,5