• Style & appearance
• Product data

Style & appearance

Photographs

Photographs

Swatches

Colours
Bathstone	Portland(made to order)

Product Photographs

Product photograph
Walling Block
Three quater block
L-shape quion
Half block

Product data

Features and benefits:

• A complete range of beautifully crafted stock, made to order and purpose made cast stone components are also available to complement the Ashlar range
• All products are manufactured in accordance with the standards laid out by the UK Cast Stone Association, of which Bradstone is a founder member

Dimensions

All dimensions are nominal to include allowance for 10 mm joint and all products shown in the table above are 100 mm on bed.

Composition and manufacture

Cast stone comprising:

• Naturally occuring aggregates (to BS 882: 1992 except grading and silt contents for fine aggregate).
• Ordinary Portland Cement (to BS EN 197: Part 1: 1996).
• Colouring pigments (to BS EN 12878: 1999).
• Appropriate admixtures.

All components are manufactured with care and precision in accordance with quality management systems and procedures approved by Lloyds Register Quality Assurance Limited to BS EN ISO 9001.

Properties

• Density: 1850-2050 kg/m³ at 5% moisture content by volume, dependent on unit/section size.
• Compressive strength: not less than 35 N/mm² when tested in accordance with BS EN 12390-3:2002 or 20 N/mm² when tested in accordance with BS EN 772-1:2000.
• Modulus of elasticity: 20-25 kN/mm².
• Water vapour resistivity: 100-150 MNs/g.
• Water absorption: when tested in accordance with the UKSCA specification for Cast Stone the mean coefficient of water absorption due to capillary action of three samples shall not exceed 1.0 mg/mm2 with no individual value exceeding 1.3 mg/mm².
• Thermal conductivity (k value): 1.22 W/mK for protected positions. 1.31 W/mK for exposed positions (in accordance with Table 3:1 of the CIBSE Guide A).
• Drying shrinkage: less than 0.06% when tested in accordance with BS 6073: Part 1: 1981.

Product Data