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Technical

Thermal expansion x10-6/ºc 9
Density g/cm cube 2.7
Tensile strength GN/m square 1.4
Young’s modulus GN/m square 74
Strain to failure % 2
Fire Incombustible
Toxicity Non-Toxic

 

Glossary

test-294x300

BENDING STRENGTH TEST

Modulus: Properties of elasticity.
Mortar: Mixture of sand, cement and water used as a bed for bricks or as a wall coating.
Plasticiser: Liquid cement additive designed to improve workability.
Render: Thin coat of sand and cement mortar applied as the final smoothing finish on top of a scratch coat.
Scratch coat: Primary thin coat of sand and cement mortar applied to concrete or brickwork to shape and smooth the contours. The surface of this should be scratched with some nails in a piece of wood in order to provide a key for the final render.
Trowel off: Final smoothing of the applied render while it is still soft.

Environmentally Friendly
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Made in the UK
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Black Knight, Mount Pleasant Farm, Brishing Road, Chart Sutton, Maidstone, Kent ME17 3SP

01622 747299info@blackknight.co.uk

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  • Home
  • Filter Brushes
    • What are Filter Brushes?
    • Getting Results
    • How to use
    • Layouts
    • How Many?
    • Brush Sizes
  • Vortex Brushes
  • Spawning Brushes
  • Wizard Fibre
    • Why Wizard Fibre?
    • Wizard Fibre and Concrete Ponds
    • Instructions
    • Technical
    • FAQS
  • About
    • Environmentally Friendly
    • Delivery
  • Contact