Products

Products

Our Finer Details

Our Stone

Specialists in production of granite blocks in all sizes and categories

Surface Plates (precision plates)

Specialists in this field quarrying blocks of any size up to 15m in any dimension, made to order.

Gangsaw size and blade saw size blocks

Quarrying of sizes ranging up to 330 x 200 cm for gangsaws and all categories below; our range is extensive and covers all manufacturing requirements.

While granite is a natural material with variations in colour, our material is remarkably consistent in both colour and grain.

Our Stone

Technical Specifications

Geological classification

Gabbro-norite

Lithostratigraphic unit

Rustenburg layered suite of the bushveld igneous complex

Macroscopic description

Unfractured medium grained dark grey rock consisting of phenocryst of grey and black minerals

COMPRESSIVE STRENGTH

Mpa 240

 

FLEXURAL STRENGTH

Mpa 22

 

MODULUS OF RUPTURE

Mpa 26

 

ABRASION RESISTANCE

mm 1,48

 

CO-EFFICIENT OF THERMAL EXPANSION

Mm per °C
9.07×10 -6

 

POROSITY 

% per mm
0,34

WATER ABSORPTION

% 0,1

 

contact

Get In Touch

Find Us

DLA Investments (Pty) Ltd
Head Office: Sonop Road
Sonop, Brits District. South Africa.
Postal address: PO Box 1742 Brits, 0250. South Africa.