Possessing all the inherent charm of classic Yorkstone, Keystones range offers great flexibility with an exceptional choice of colours, thicknesses and sizes.
From large one-off slabs through to manufacture of bespoke pieces such as steps and risers, Keystone has the resources to fulfil all project requirements.
Through positive working relationships with several quarries, Keystone offers an efficient and proactive supply chain, overcoming the delays traditionally associated with supply of Yorkstone. This ensures that the projects undertaken will not only fulfil all design expectations, but will be completed on time.
- Compressive strength (MPa): 121
- Flexural strength (MPa): 11.0
- Density (kg/m3): 2406
- Water absorption (%): 2.87
- Porosity (%): 9.59
- Slip resistance (wet): 73
- Slip resistance (dry): 95
- Saturation co-efficient (%): 0.72