Grigio Anciano

Petrographic definition: tephra
Unit Volume: 2230 Kg/m3
Water absorption: 3.05%
Compression breaking load Simple: 82.5 MPa
Compression breaking load after freezing: 87.1 MPa
Indirect Tensile Strength by bending: 13,8 MPa
Coefficient corresponding Abrasion (referred to Granite St. Fedelino): 0.54
Impact resistance: minimum fall height: 25 cm
Coefficient of linear thermal expansion: 5.0 x 10-5 0C-1
Knoop microhardness: 3473 MPa
non-uniformity index of hardness: 3.68
Source: Università di Pisa - Politecnico di Torino
The request includes: 1. surface finished, size 2. quantity required
