Our CUPA 8 slate is the natural choice for developers thanks to its unmatchable technical properties. CUPA EXCELLENCE 8 50×25 production comes directly from our own quarry in Spain, with no importers involved.
We are the largest producers of natural slate worldwide, with more than 190.000.000 pieces per year. CUPA 8 production is standardised in size, thickness, and quality, providing unbeatable value.
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Cupa Pizarras is consulted before specifying.
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| Freeze Thaw (?) | 0.6 % vol | |
| Mor Characteristic - Longitudinal (?) | 50 MPa | |
| Mor Characteristic - Transverse (?) | 40 MPa | |
| SO2 Exposure Test (?) | S1 | |
| Thermal Cycle Test (?) | T1 | |
| Water Absorption (?) | 0.17 % | |
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| Shape (?) | Rectangular | |
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| Uniclass (?) | Pr_25_93_72 Roofing and cladding units | |
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| Colour (?) | Grey | |
| Grade (?) | Excellence | |
| Material (?) | Natural Slate | |
| Texture (?) | Flat | |
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| Application (?) | Pitched Roofs | |
| Country of Origin (?) | Spain | |
| Guarantee (?) | 50 Years | 34.67% |
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| CE Marking (?) | ||
| Standards (?) | EN 12326 | |
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| Contents of Carbonate Non Carbonated (?) | 0.2 % | |