PHYSICAL - MECHANICAL FEATURES

Commercial trade name:

KG Rustenburg

Geological classification:

Gabbro

Lithostratigraphic unit:

Rustenburg layered suite of the bushveld complex

Mineralogical composition

Major constituent minerals:

Plagioclase

Orthopyroxene

Clinopyroxene

Accessory minerals:

Magnetite

Sericite

Physical Properties

Compressive strength, MPa (nominal value)

Flexural strength, MPa (nominal value)

Water absorption, % m/m:

    Atmospheric pressure

    Induced pressure

Porosity, %

270

22

0.08

0.08

0.30

Density:

Bulk density, kg/m3

Relative density

Abrasion resistance, wear, mm

Coefficient of thermal expansion, per °C

2950

2,96

1,44

4,93 x 10-6