Ortigueira – Extreme Northern Spain
Roofing, Cladding & External slates
Unfading Blue Black
Real textured appearance.
Perfect match for Campo Rande, CUPA 98.
From 30cm x 20cm up to 60cm x 30cm
5-7mm (1/4”) 46 kgs/m2 875 Lbs/square
8-10mm(3/8”) 66 kgs/m2 1275 Lbs/square
RANDE® is produced from one source of origin and has a long history of exporting high quality slates to the most demanding markets.
RANDE® is exclusive to be natural®.
The quality control of be natural® staff in the quarry guarantees a perfect selection of your order before the collection.
We control color, thickness, size and labels.
be natural® transport your order from the quarry up to your doorstep, wherever you are in the world.
Dimension and Dimensional Variation
Nominal Thickness and Variation
Mechanical Resistance, Characteristic MoR
Transverse: 39,1 N/mm2 / Longitudinal: 57,1 N/mm2
Mechanical Resistance, Mean Failure Load
Transverse: 45,1 N/mm2 / Longitudinal: 65,3 N/mm2
3.1 % Complies
Complies with code W1 0.31%
Sulphur Dioxide Exposure
Non-Carbonate Carbon Content
0.3 % Complies
Release of Dangerous Substances
None in conditions of use as roofing or external cladding
External Fire Performance
Deemed to satisfy
Reaction to Fire
Deemed to satisfy CLASS A1