About the material
Slate is a fine-grained natural stone that splits into thin, durable layers. It is used as facing, paving and roofing where a dark, textured surface is wanted.
Where it is used
Facing walls, paving paths and covering pitched roofs.
Technical specifications
| Thermal conductivity | 2.2 W/(m·K) |
|---|---|
| Density | 2700 kg/m³ |
| Water absorption | 0.4 % |
| Combustibility | Non-combustible |
Typical reference values (SP 50.13330 / GOST); the actual figures depend on the manufacturer and grade.