Terracotta Slate


Terracotta Slate

Specifications

Usage Interiors and Exteriors Flooring
Features Good Quality
Surface Polished, Finished
Use for Decoration & Healing
Edges Machine cuts
Shape Square, Rectangular

Sizes Available

  • 30*30 cm
  • 60*30 cm
  • 60*60 cm &
  • On Demand Sizes

 

Finishes Available

  • Natural
  • Sawn
  • Calibrated
  • Tumble-Antique
  • Sandblast
  • Polish-Honed

 

Slate Physical Properties

  • Slate Stone being a natural stone, there can be variation in color &shade.
  • Water absorption : The capacity of water absorption is not more than 1.0%
  • Hardness : Lies between 6 to 7 on moh's scale density 2.32 to 2.42 kg/m3
  • Color : Slate is available in many colors – red, green, yellow, pink, gray and white.the reason for the variation in colors being the change in the percentage of
  • Porosity : The porosity of slate is almost negligible. Thus slate is almost impermeable.

 

Slate chemical properties

The composition of slate is quite similar to that of sand, that essentially consists of quartz. The natural cementing material which binds the sand together as rock is usually composed of silica, calcium carbonate, or iron oxide. The percentage constitution of each constituent varies between certain limit, which is as follows:

  • SiO2 - 93-94%
  • Alumina(Al2O3) - 1.4 to 1.5%
  • Iron(Fe2O3) - 1.5%-1.6%
  • Lime(CaO) - 0.8% to 0.9%
  • Soda(Na2O) & Potash (Kro) - 1.0% to 1.2%
  • Loss On Ignition(LOI) - 1.0% to 1.2%
  • Magnesia(MgO) - 0.2 to 0.25%

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