Tambora Grey

Specifications:
Description of natural resources: A mix of different kinds of clay - "Brunsummer"and "Maas" - forms the basis for this facing brick. By using specific sand types for surface covering, the desired colour is achieved.
Texture: Stock brick
Facing bricks with a sanded-coated and grained structure.
Colour: Shade: multi. Base colour: black. Additional colours: brown
Colour description: anthracite-dark brown multi-coloured

Dimensional tolerances T2
Range R1
Active Soluble Salts S2
Mean Compressive strength >= 15 N/mm²
Normalized Compressive strength >= 15 N/mm²
Dimensional stability NPD
Bond Strength general 0,15 N/mm²
Bond Strength thin layer 0,30 N/mm²
Reaction to fire A1
Water absorption <= 12% m/md
Water vapour permeability 50/100
Net dry density 1850 kg/m³ (D1)
Gross dry density 1700 kg/m³ (D1)
Thermal conductivity Lambda 50/50 <=0,51 W/m.K
Durability against freeze thaw F2
Dangerous substances NL-BSB

We endeavour to keep these brick types in stock or available at short notice through our selected manufacturers. Should we not have the specific brick you are after, we can generally find something that is a suitable match. Please feel free to send images of brick types you would like, and we will search our yard for the closest equivalent. We have thousands of bricks in stock.