NEROAFRICA

NEROAFRICA Images

NEROAFRICA

NEROAFRICA Description

ORIGIN SOUTHAFRICA
BLOCK SIZES EVENBIGDIMENSIONS
COLOUR UNIFORMITY EXCELLENT
AVAILABILITY EXCELLENT
PREVAILING USE INTERIORANDEXTERIOR
POLISHING TREATMENT EXCELLENT
OTHER SURFACE TREATMENTS GOOD,SPECIALLYTHESANDBLASTING
GENERAL COMMENTS

BLACK MATERIAL SUITABLE ALSO FOR BIG JOBS. THE HIGH UNIFORMITY IN COLOUR PUTS THIS MATERIAL ON THE TOP OF THE RANGE. SPECIAL CARE REGARDING THE DIFFERENT QUARRYS LEVELS, MUST BE EXERTED.
EXAMPLES OF TEST RESULTS:

COMPRESSIVE STRENGTH 2704Kg./cm.. 2707Kg./cm..
DITTO AFTER GELIVITY 2775Kg./cm.. 2778Kg./cm..
WATER ABSORPTION 0,058% 0,060%
ULTIMATE TENSIL STRENGTH 225Kg./cm.. 228Kg./cm..
IMPACT TEST-MIN. FALL HEIGHT
THERMAL COEFF. EXPANSION
ABRASION COEFFICIENT
BULK DENSITY 2939Kg./m.. 2942Kg./m..
ELASTICITY MODULE
KNOOP MICROHARDNESS
FLEXURAL STRENGTH
POROSITY