CUPA 14 - Natural Slate

This dark grey, non-carbonated slate displays thin laminations and a riven surface.

CUPA PIZARRAS has been producing the most complete range of natural slate for roofing and facade since 1892.

CUPA 14

Color: Gray

Surface: Riven

Non-carbonated slate formed by tectonic compression. Dark grey slate with thin laminations and a riven surface.

Split to an average thickness of 5mm, 6.5mm, 7.5mm and 9 mm.

Origin

Quarry Las Fuentes.
Benuza (León) Spain

Operations start date

Operating since 1985

Dimensions

Sizes: Between 8”x6” and 24”x12”
Thickness: 3/16” to 3/8”

Selections

EXCELLENCE, ARDOISIER, HEAVY

Formats

Rectangular is the most common model in the US.

• Rectangular
• Bullnose
• Rhomboid
• Half Moon
• Schuppen
• Spitzort
• Fischschuppen
• 90º Sawn

Technical specifications

Water absorption

0,21% Code : W1 (< 0,4%)

Contents of carbonate non carbonated

0,27% Fulfill (< 1,5%)

Mor characteristic

Longitudinal 43,5 MPA

SO₂ exposure test

S1

Thermal cycle test

T1

Freeze thaw test

Fulfill < 0,6%

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