TECHNICAL DATA FOR QUARTZ BASED ENGINEERED STONES

Apparent density

EN 14617-1

2000 – 2200 Kg/m

3

Water absorption

EN 14617-1

≤ 0,10 %

Flexural strength

EN 14617-2

≥ 65 MPa

Abrasion resistance

EN 14617-4

29 – 33 mm

Frost resistance

EN 14617-5

KMf25 0,9 – 1,2

Thermal shock resistance

EN 14617-6

∆m% ≤ 0,07 %

Test temperature: 70°C

∆Rf,20% ≤ 25 %

Impact resistance

EN 14617-9

2,5 – 5,5 J

For thickness 12 mm

≥ 8,0 J

For thickness 20 mm, 30 mm

Chemical resistance

EN 14617-10

C4

Linear thermal expansion coefficient

EN 14617-11

-6° -1 40-50×10 C

Dimensional stability

EN 14617-12

Class A (<0,3 mm)

Electrical resistivity

EN 14617-13

ρs ≥1010Ω

Referred to surface

ρv ≥ 108 Ω m

Referred to volume

Compression resistance

EN 14617-15

150 – 250 MPa

Length and width

EN 14617-16

± 0,5 mm

Referred to tiles

Thickness

EN 14617-16

± 0,7 mm

Referred to tiles

Straightness of sides

EN 14617-16

± 0,3 mm

Referred to tiles

Rectangularity

EN 14617-16

± 0,9 mm

Referred to tiles

Centre curvature

EN 14617-16

± 0,2% referred to length

Referred to tiles

Edge curvature

EN 14617-16

± 0,2% referred to length

Referred to tiles

W arping

EN 14617-16

± 0,2% referred to length

Referred to tiles

Mohs hardness

EN 101

up to 7 Mohs

Thermal conductivity

EN 12524

1,3 W/(m K)

From tabulated values

Reaction to fire

EN 13501-1

Bfl-s1

Slip resistance

EN 14231

≥ 35 (Dry)

≥ 3 (Wet)

Slip resistance

DIN 51130

R9

For Honed H9