Thickness
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9/12/15/~25mm
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Widths
|
900/1200/1220 mm
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Lengths
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1800/2400/2440 mm
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Length tolerance
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+/- 5mm
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Width tolerance
|
+/- 5mm
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Thickness tolerance
|
+/- 0.3mm
|
Diagonal tolerance
|
+/- 5mm
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Tests
|
Standards
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Results
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Density
|
|
900 kg/m3 +/-10%
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Nominal weight
|
|
8.9kg/m2 – 9mm11.9kg/m2 – 12mm14.8kg/m2 – 15mm
|
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Surface alkalinity
|
|
pH 7-10
|
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Flexural strength
|
|
6.0 MPa (along grain)
|
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Flexural strength
|
|
9.5 MPa (across grain)
|
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Moisture movement (ambient to saturated)
|
|
0.05%
|
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Dimensional changes in length due to relative humidity
|
BS EN 318
|
+0.01% @20°C, RH 30%~85%- 0.02% @20°C, RH 85%~30%
|
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Moisture content
|
|
Ex works - 15%In situ - 6%
|
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Thermal conductivity
|
EN 12264
|
0.17 W/mK
|
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Linear thermal expansion
|
BS EN ISO 10515-8
|
-3.06 x 1E-6/°C
|
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Fire rated systems
|
BS 476: Part 20-24 BS EN1363-1 & 2
|
up to 240 minutes
|
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Non-combustible test
|
AS 1530.1BS 476: Part 4BS EN ISO 1182
|
Pass
|
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Heat of combustion
|
BS EN ISO 1716
|
Pass
|
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Reaction to Fire
|
EN 13501-1
|
Euro Class A1
|
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Surface spread of flame
|
BS 476: Part 7
|
Class 1
|
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Fire propagation Test
|
BS 476: Part 6
|
Class 0
|
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Test for ignitability
|
BS 476: Part 5
|
Class P
|
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Minimum bending radius
|
|
Along grain7200mm for 9mm9800mm for 12mm
|
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Acoustic reduction (over range 100-3150 Hz)
|
AS 1276.1AS 1191ASTM E90ASTM E413BS EN ISO 140-3 BS EN ISO 717-1
|
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