Non-carbonated slate formed by tectonic compression. Dark grey slate with thin laminations and a smooth surface.
Split to an average thickness of 3.5 mm,5 mm, 6 mm and 7.5 mm.
Carballeda de Valdeorras Ourense (Spain).
Operations start date
Operating since 1972
Sizes: Between 20x20cm and 60x45cm
Thickness: 3.5mm, 5mm, 6mm, 7.5 mm
R, H, NATURAL
Rectangular is the most common model. If you are interested in other formats or sizes please contact us.
CUPA 2 roofing slates meet the following international standards:
Technical documentation (declaration of performance, certifications, …) available in the resource center
0,18% Code: W1 (< 0,4%)
Contents of carbonate non carbonated:
0,28% Fulfill (< 1,5%)
Longitudinal 49,6 MPA
SO2 exposure test
Thermal cycle test
Freeze thaw test
Fulfill < 0,6%
Would you like to see a sample? Please complete the form to receive your slate sample.
Here you can see some examples of projects that uses our CUPA 2 slate. Go to our projects section to see more works.