verde spluga, san fedelino, soglio quarzit, silber grun, rhein quarzit
Grey - Quartzite
Apparent density: 2650 Kg/mc Open porosity (by volume): 0,8% Water absorption (by mass): 0,3% Flexural strength in natural conditions: 20,4 MPa Flexural strength after frost test: 19,9 MPa Compression strength in natural conditions: 170 MPa Compression strength after frost test: 168 MPa Abrasion resistance - groove length: 15,5 mm Slip resistance value - sand blasted (dry): 69 (SRV) Slip resistance value - sand blasted (wet): 66 (SRV-USRV)
Moreverde spluga, san fedelino, soglio quarzit, silber grun, rhein quarzit