Bohus Gra Tossene Granite Steps, Flamed Surface

Technical properties --Standard -- Unit -- Result

Comrpessive strength EN 1926 Mpa 216

Flexural strength EN 12372 Mpa 16,6

Abrasion resistance, Bohme DIN 52108 cm³/50cm² 5,2

Abrasion resistance, Bohme EN 14157 mm³ 5735

Water absorption EN 13755 vikt % 0,1

Apparent density EN 1936 kg/m³ 2660

Breaking load at dowel holes EN 13364 N 2850

Rupture energy EN 14158 J 5,0

Petrographic composition EN 12407*

Potassium feldspar % 39

Plagioclase % 29

Quarz % 23

Biotite % 7