Test
Description
Standard As Per ISO-13006/
en14411 Group Bia
Mean Value Of
Estone bharat
Mean Value Of
ESTONE BHARAT
Deviation in length & width±0.5 %±0.1 %±0.1%
Deviation in thickness±0.5 %±4.0 %±4.0%
Straightness in side±0.5 %±0.1 %±0.1%
Rectangularity±0.5 %±0.1 %±0.1%
Surface flatness±0.5 %±0.2 %±0.2%
Color differenceUnalteredNo changeNo change
GlossinessAs per mfg.Min. 90%Min. 90%
Water absorption< 0.50 %≤0.05 % (±0.02 %)≤0.05 % (±0.02 %)
Apparent density> 2.0 g/cc> 2.10 g/cc> 2.10 g/cc
Modulus of ruptureMin. 35 N/mm²Min. 40 N/mm²Min. 40 N/mm²
Breaking strengthMin. 1300 NMin. 3000 NMin. 3000 N
Impact resistanceAs per mfg.Min. 0.55Min. 0.55
Surface abrasion resistanceAs per mfg.Min. Class-3Min. Class-3
MOH’s hardnessAs per mfg.Min. 4Min. 5
Frost resistanceNo damageNo damageNo damage
Thermal shock resistanceNo damageNo damageNo damage
Moisture expansionNilNilNil
Thermal expansion (COE)Max. 9.0 x 10-6Max. 6.5 x 10-6Max. 6.5 x 10-6
Chemical resistanceNo damageNo damageNo damage
Stain resistanceResistantResistantResistant
Slip resistanceAs per mfg.> 0.40> 0.40
Crazing resistanceAs per mfg.Min. 10 CycleMin. 10 Cycle