Thickness
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6/9/12/15mm ~ 25mm
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Widths
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900/1200/1220 mm
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Lengths
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1800/2400/2440/3000/3050 mm
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Length tolerance
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+/- 5mm
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Width tolerance
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+/- 5mm
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Thickness tolerance
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+/- 0.3mm
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Diagonal tolerance
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+/- 5mm
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Density
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1300 kg/m3 +/-6%
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Weight (approx.)
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8.60kg/m2 – 6mm12.90kg/m2 – 9mm17.2kg/m2 – 12mm
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Surface alkalinity
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pH 7-10
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Flexural strength
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10.5 MPa (along grain)
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Flexural strength
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13.8 MPa (across grain)
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Moisture movement (ambient to saturated)
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0.5 mm/m
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Moisture content
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Ex works 10 - 15%In situ - 6%
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Thermal conductivity
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0.20 W/mK
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Resistance to continuous heating
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80°C
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Non-combustibility
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BS 476: Part 4
BS EN ISO: 1182: 2002
GB 8624: Grade A
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Heat of combustion
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BS EN ISO 1716: 2002
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Building regulations classification
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Euro Class A1
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Non-permeability
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ASTM C1185: 2003, and No leakage after 6 hours of continuous water spray at 0.5 litre/minute under 250pa pressure
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Freezing and thawing test
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No alteration nor de-lamination after 25 cycles of freezing/thawing (GB/T9019-1997)
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Acoustic insulation
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Rw 48dB/STC 48 for 88mm thick partition
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Uniformly distribution load test(Clear span at 550mm)
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24mm board-8 KN
BS EN 1195: 1998
BS 6399 Table 1
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Deflection subject to Uniformly distribution load at 3KN/㎡(Clear span at 550mm)
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20mm board
No visible damage
BS EN 1195:1998
BS 6399 Table 1
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Moisture resistance
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Maintenance friendly
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Light weight but string
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Easy to use
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Non-combustible to BS476: Part 4 and BS EN ISO 1182Euro Class - A1
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Rot proof, anti-Graffiti, resistance to insects and mould growth
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Excellent dimensional stability
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Good mechanical resistance and rigidity
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Good chemical resistance
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Decorative finishes by tiles, paint or wall paper
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Frost resistance
(Passed freeze/thaw test)
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Accoustic Insulation
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Good impact resistance
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