Marvel Onyx Pearl 120x120 Lapp. *

Length and width Suitable for

Thickness Suitable for

Straightness of sides Suitable for

Perpendicularity Suitable for

Surface flatness Suitable for

Water absorption ≤0.1%

Water absorption ≤0.5%

Breaking strenght S ≥1000 N

Bending resistance R ≥40 N/mm²

Impact resistance ≥0.55

Mohs hardness MOHS 5

Deep abrasion resistance of unglazed tiles ≤150mm³

Coefficient of linear thermal expansion ≤7MK^-1

Thermal shock resistance Resistant

Moisture expansion (in mm/m) ≤0.01% (0.1mm/m)

Frost resistance Resistant

Bond strenght ≥1.0 N/mm² (Class C2 - EN 12004)

Reaction to fire A1 - A1_fl

Resistance to household chemicals and swimming pool salts A

Resistance to low concentrations of acids and alkalis LA

Stain resistance 5

Booted ramp test N.C.

Pendulum friction Test ≥ 36 Dry ≤ 24 Wet

Coefficient of friction >0.40Asciutto <0.40Bagnato

Dynamic coefficent of friction (DCOF) Dry DCOF ≥ 0.42