Deviation in Length and Width ISO 10545-2 ± 1% (max)
Deviation in Thickness
ISO 10545-2
± 10% (max)
Straightness of Sides
ISO 10545-2
±0.5% (max)
Rectangularity
ISO 10545-2
± 1% (max)
Surface Flatness - curvature
ISO 10545-2
± 0.5% (max)
Surface Flatness - Warpage
ISO 10545-2
± 0.8% (max)
Surface Quality
ISO 10545-2
95% (min) conform
Water Absorption
- Terracotta
ISO 10545-3
< 6%
-
-
Water Absorption
- Klinker & Acid
ISO 10545-3
< 3%
-
(<1.5%)
Bulk Density
ISO 10545-3
no requirement
2.0 g/cm3
2.2 g/cm3
2.2 g/cm3
Modulus of Rupture
- Terracotta
ISO 10545-4
20 N/mm2 (min)
-
-
Modulus of Rupture
- Klinker & Acid
ISO 10545-4
23 N/mm2 (min)
-
Breaking Strength
- Terracotta
ISO 10545-4
950 N (min)
-
-
Breaking Strength
- Klinker & Acid
ISO 10545-4
1100 N (min)
-
Resistance to Deep Abrasion
- Terracotta
ISO 10545-6
393mm3(max)
-
-
Resistance to Deep Abrasion
- Klinker & Acid
ISO 10545-6
275mm3 (max)
-
Linear Thermal Expansion
ISO 10545-8
10 x 10-6 (max)
Resistance to Thermal Shock
ISO 10545-9
10 cycles
- no visible effect
Frost Resistance
ISO 10545-12
100 cycles
- no damage
Chemical Resistance
ISO 10545-13
17 day immersion
- no visible effect
Coefficient of Friction
(using 4S Rubber) - Dry
BCRA Tortus
µ = 0.4 minimum
µ = > 0.74
µ = > 0.74
µ = > 0.74
Coefficient of Friction
(using 4S Rubber) - Wet
BCRA Tortus
µ = 0.4 minimum
µ = > 0.74
µ = > 0.74
µ = > 0.74
Resistance to Salt Attack
AS/NZS 4456.10
40 cycles - < 0.4g loss
Resistance to Acid
SS - 301
< 3% weight loss
-
-
Scratch Hardness - MOH’s
EN 101
6 MOH’s minimum
(6)
(7)
(7)

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