CUPA PIZARRAS has been producing the most complete range of natural slate for roofing and facade since 1892.
CUPA 98
Colour
Surface
Non-carbonated slate formed by tectonic compression. Dark grey slate with thin laminations and a riven surface.
Split to an average thickness of 5 mm, 6 mm, 7.5 mm and 9 mm
Origin
Quarry Rande.
Ortigueira (A Coruña), Spain
Operations start date
Operating since 1969
Dimensions
Sizes: Between 25x25cm and 70x50cm
Thickness: 5 mm, 6.5 mm, 7.5 mm and 9 mm
Selections
R, H, NATURAL
Formats
Rectangular is the most common model.
If you are interested in other formats or sizes please contact us.
International Certifications
CUPA 98 roofing slates meet the following international standards
Technical specifications
Technical documentation (declaration of performance, certifications, …) available in the resource center
Water absorption
0,12% Code : W1 (< 0,4%)
Contents of carbonate non carbonated
0,55% Fulfill (< 1,5%)
Mor characteristic
Longitudinal 58 MPA
SO2 exposure test
S1
Thermal cycle test
T1
Freeze thaw test
Fulfill < 0,4%
Would you like to see a sample? Please complete the form to receive your slate sample.
Projects
Here you can see some examples of projects that uses our CUPA 98 slate. Go to our projects section to see more works.