CUPA 12 - Natural Slate
This natural grey slate, formed by tectonic compression, presents a smooth matt surface.
CUPA PIZARRAS has been producing the most complete range of natural slate for roofing and facade since 1892.
Non-carbonated slate formed by tectonic compression. Grey slate with a smooth matt surface.
Split to an average thickness of 3,5 mm, 5 mm and 6 mm.
Note: As this is a natural product it is possible that there will be a shade variation.
Quarry La Campa.
Folgoso del Caurel (Lugo) Spain.
Operations start date
Operating since 1972
Sizes: Between 16”x10” and 20”x10”
Thickness: 3/16” to 1/4”
Rectangular is the most common model in the US.
- Half moon
- 90º Sawn
0,16% Code : W1 (< 0,4%)
Contents of carbonate non carbonated
0,23% Fulfill (< 1,5%)
Longitudinal 55 MPA
SO2 exposure test
Thermal cycle test
Freeze thaw test
Fulfill < 0,6%