CUPA 3
CUPA 3 (Heavy) is a blue black slate with a very rough surface produced specifically for the Scottish market. Its similarity to traditional highland slate has resulted in it being widely used in conservation projects. This slate is finished to an average thickness of 8mm.
ORIGIN:
San Pedro Quarry. San Pedro de Trones (Leon) Spain. Operating since 1892.
PRODUCTION:
20,000 Tons/year.
FORMATS:
Rectangular.
SIZE: (cm)
Between 25x15 & 50x38, according to formats.
France: 25x15, 27x18, 30x18, 30x20, 32x22, 33x23.
Benelux: 25x15, 25x18, 27x15, 27x18, 30x20, 32x22.
UK: 30x20, 35x20, 40x20, 40x25 Heavy.
Ireland: 50x25 Heavy.
Note: If you are interested in other formats please contact our Customer Service department.
| Water Absorption | <0.4% |
|---|---|
| Specific Weight | 2.82(Gr/cm3) |
| Longitudinal Resistance | > 70MPA |
| Carbon Content | < 1% |
| Thickness | 3.5mm & 7mm to 8mm (Heavy) |
Technical Specifications:
CUPA 3 (Heavy) slates are in compliance with the following specifications:
- British Standard: BS 680 Part 2
- French Specifications: P32.301 & P32.302
- Belgian Specifications: ATG H 571(Formats: Square and Rectangular.)
- European Specifications: EN 12326
