Portoro Extra Vena Larga

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Technical data card

  • Classification: Marble
  • Availability: Limited
  • Average block dimensions: Small/Medium
  • Main application: Inside
  • Slab variation coefficient: Limited
  • Compression tensile strength: 1862 kg/cm2
  • Tensile strength after freeze-thaw cycles: 1597 kg/cm2
  • Unitary modulus of bending tensile strength: 104 kg/cm2
  • Heat expansion coefficient: 0,0050 mm/m°C
  • Water imbibition coefficient: 0,007400
  • Impact strength: 25 cm
  • Frictional wear:
  • Mass by unit of volume: 2712 kg/m3
Portoro Extra Vena Large A highly-prized, traditional Italian marble with a uniform black background crossed by a broad, cloud effect and gold-colored vein. Possible applications: Floors and Cladding in interiors and exteriors. Stairs, tables. Sinks, Kitchen Tops, Shower bases. Finishes: Polished, honed, brushed, sanded, bush-hammered, waterjet and brushed, flame-finished.