IMPALA DUNKEL

Basic properties

Coloring:
Black, Medium grained
Location where found:
Bosspruit/ Rustenburg
South Africa
Trading name:
IMPALA DUNKEL, ASTOR, AFRIKA-SCHWARZ, NERO IMPALA
Availability:
Available.

Technical properties

Polish quality:
Polish possible.
Polish durability:
The polish is durable for exterior use.
Suitable for flooring:
Geeignet.
Acid resistant:
The stone is resistant to acid under usual circumstances.
Frost resistant:
Frost resistant.

Specifications

Bulk density:
2,99 t/m³
Pressure resistance:
265 MPa
Bending strength:
22 MPa
Water absorption:
0,03 Gew.-%
Thermal expansion:
0,55 mm/m/100K
Frost resistant:
Frost resistant.

Further information

INSK Nummer:
27.2
INSK Nummer alt:
4.4.2

Suppliers

ARGE Natursteinwerke Gonsior GmbH & Co.KG
REXGRANIT GmbH
innoStone GmbH
GRUPA EGA – POLSKIE HURTOWNIE KAMIENIA
* no responsibility is taken for the correctness of this information