Colour:
Black
Surface:
Smooth
Non-carbonated slate formed by tectonic compression.
Black slate. Split to an average thickness of 3.75 mm, 5 mm, 7 mm and 9 mm.
Note: As this is a natural product it is possible that there will be a shade variation.
Origin
Quarry Las Arcas Prada.
San Pedro de Trones (León) Spain
Operations start date
Operating since 1983
Dimensions
Sizes: Between 25x15cm and 50x38cm
Thickness: 3,75mm, 5 mm, 7 mm and 9 mm
Selections
R EXCELLENCE, H, NATURAL
Formats
Rectangular is the most common model in the UK.
Rectangular
Innova
Bullnose
Ogival
Technical specifications
Technical documentation (declaration of performance, certifications, …)
Water absorption
0,28% Code: W1 (< 0,4%)
Contents of carbonate non carbonated
0,48% Fulfill (< 1,5%)
Mor characteristic
Longitudinal 61,2 MPA
SO2 exposure test
S1
Thermal cycle test
T1
Freeze thaw test
Fulfill < 0,6%