Modern Vinyl, Rubber and Cork Flooring

THE COLOUR FLOORING COMPANY

CORKA TECHNICAL SPECIFICATIONS

 

Dimensions

1225mm x 190mm x 7mm
Finish Water-based PU coating with UV finish, with ceramic beads
Dimensional variation ± 0.10% up to Width: Δ l ≤ 0.2 mm Length: Δ l ≤ 0.5 mm
Thickness variation ± 0.25mm
Squareness ≤ 0.20mm
Straightness ≤ 0.30mm
Flatness of the panel Length: Concave / convex ≤ 0.50 / ≤ 1,0 %
Width: Concave / convex ≤ 0.15 / ≤ 0.2 %
Openings between panels ≤ 0.20 mm
Height difference between panels ≤ 0.15 mm
Dimensional stability due to temperature variation ≤ 0.15 %
Wear resistance IP  > 5000 revolutions (EN 15468, procedure B)
Effect of furniture leg No visible change/damage (EN 424 with foot type 0) ISO 16581
Castor chair resistance No visible damage after 25,000 cycles (EN 425)
Fire resistance Class C fl-s1 (EN 13501-1)
Slip Classification Class DS (EN 13893)
Formaldehyde emission Class E1 (EN 717-1)
Resistance to staining Grade 5 (EN 438-2: Group 1 only 10 min)
Thermal resistance R≤ 0.0539 (m²K)/W
Impact sound reduction 18 dB (EN ISO 10140-3)
Swelling <1% (ISO 24336)
Walking noise Reduction improvement 18,5 dB Difference of loudness 65% (IHD-W431)
Residual indentation 0.9% (ASTM F1914)
Thermal conductivity 0.127 W/(m.K)

Modern Vinyl, Rubber and Cork Flooring

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