natural slate roofing
NATURAL SLATE NATURAL SLATE CUPA 2

CUPA 2

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.

ORIGIN
Riodolas mine, Carballeda de Valdeorras Ourense.
Operating since 1972

PRODUCTION
15.000 tm/year.

FORMATS
Rectangular, Square, Half Moon, Waben, Schuppen, Fishschuppen, 90º Sawn, Spitzwinkel, Spitzort.

SELECTIONS
R, H, NATURAL, HEAVY

Note. More info about our roofing slates selections

SIZES
20x20 - 60x45

Note. If you are interested in other formats contact us


WATER ABSORPTION 0,18% Code: W1 (< 0,4%)
CONTENTS OF CARBONATE NON CARBONATED 0,30% Fulfill (< 2%)
MOR CHARACTERISTIC Transversal 36 MPA.
Longitudinal 54 MPA.
SO2 EXPOSURE TEST S1
THERMAL CYCLE TEST T1
FREEZE THAW TEST Fulfill < 0,6%
THICKNESS (mm) 3.5 - 5 - 6 - 7.5

Note. Documentation in PRO AREA

TECHNICAL SPECIFICATIONS

  • EN 12326
  • ATG/H930
  • BS 680: Part 2

FORMATS
  • Square
  • Rectangular
  • Bullnose
  • Rhomboid
  • Irregular
  • half moon
  • Schuppen
  • Spitzort
  • Spitzwinkel
  • Waben
  • Uni
  • Ogival
  • Fischschuppen
  • 90º Sawn
  • 74º Sawn
  • Innova