Standard tiles |
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|
300x300x28mm
400x400x28/34mm.
500x500x36mm |
67 kg per square meter
67/ 76 kg per square meter.
82 Kg per square meter. |
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Standard Requirements |
Our Values |
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Dimensional tolerance |
Exceeds BS 4131 |
Length BS 4131
Thickness BS 4131 |
+/- 1.00 mm Exceeds.
+/- 3.00mm Exceeds. |
0.50 mm
1.50 mm |
|
Transverse strength |
|
BS 4131 |
No sample shall be less than
3.00 N / Sq mm |
Exceeds BS 4131
5.55 N / Sq mm |
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Water Absorption |
|
Tile Face BS 4131
Whole Tile BS 4131 |
No unit shall be greater
Than 0.40 gm /sq cm.
No unit shall be greater
Than 8.0 % |
0.25 gm / sq cm.
5.0 % average. |
|
Slip Resistance |
not a requirement of BS 4131 |
Pendulum method.
(Coefficient of friction)Satisfactory
Excellent |
24 and below unsatisfactory.
25 – 34 marginal.
Wet 35 -65 satisfactory.
Dry 65 and over Excellent. |
Wet 35 – 51. satisfactory
Dry 55 – 70 Excellent. |
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Scratch Hardness |
not a requirement of BS 4131 |
MOHS scale |
1 = Talc
10 = Diamond. |
Range 3 – 5 depending on
Marble aggregate selected. |
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Anti Static |
Our terrazzo conforms to most applications, including BS 250 |
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And DHSS Health Technical Memorandum HTM – 2. |