Pierre De Espeil Sawn Cut Tiles

Certified by the National Institute of Industrial Property
Open porosity 23.2 to 25.1%
NF EN 1936
Measurement of water absorption by capillarity
Absorption anisotropy parallel to the planes 183.9g / m².s
NF EN 1925
Absorption anisotropy planes perpendicular to 121.0g / m²
Sound propagation speed
Direction parallel to the quarry bed 3555m / s
NF B 10-505
Direction perpendicular to the quarry bed 3410m / s
Measurement of flexural strength
NF EN 12372
Force exerted perpendicular to the planes of anisotropy 3.9 to 4.9 MPa
Wear test 22.5 mm
NF EN 14157
Wet slipperiness test 84
NF EN 14231
Test gélévité = 136 cycles
EN 12371