Bernardos, Spain
External Flooring, Urbanism, Decoration.
True un-fading SILVER GRAY
First Spanish quarry, producing since 1559.
More than a slate, it is a phyllite.
Avalaible in several finished
Natural
Saw
Brushed
Flamed
Honed
15cm, 30cm, 40cm x free length
60cm x 30cm, 60cm x 40cm, 30cm x 30cm, 40cm x 40cm
100cm x 30cm, 100cm x 40cm, 100cm x 50cm
60cm x 60cm, 50cm x 50cm
1cm 28kg/m2
2cm 56kg/m2
3cm 84kg/m2
Density
2750 Kg/m3
Slip resistance
SRV dry: 69
SRV wet: 63
Abrasion resistance
28,5 mm
Compressive strength
104,69 Mpa
Flexural strength
37,5 Mpa
Frost resistance
24,2 MPa (56 144 cycles)
Resistance to aging by thermal schock
no changes
Water absorption with athmospheric pressure
0,20%
Strength at anchor
3550 N
Galicia – Spain
DEL CASTILLO® Slate is certified by the European laboratories.