Brand: Haixu Abrasives
Model: AFS40-45 AFS45-50
Price: USD 550 / mt
Min. Order: 25mt mt
chromite sand
chromite sand China
Chromite sand supplier
Chromite sand China supplier
Chromite Sand for foundry use as a highly fireproof sharpener for moulds and cores. Originally from South Africa (SAMANCOR). The sand is produced by crushing chrome ore and its washing in spiral concentrators, subsequent drying, dust cleaning, screening and sorting as per grain size.

Physical and Chemical index
Item Unit Index
Cr2O3 % ≥46.0%
SiO2 % ≤1.0%
FeO % ≤26.5%
CaO % ≤0.30%
MgO % ≤10.0%
Al2O3 % ≤15.5%
P % ≤0.003%
S % ≤0.003%
Cr/Fe 1.55:1
Bulk Density g/cm³ 2.5-3
Color / Black
PH / 7-9
The amount of the acid / ≤ 2 ML
Percent soil % ≤0.1
Percent Moisture % ≤0.1
The sintered ℃ 1600
Percentage of free acid present in the sand % 0
filling density   g/cm³  2.6
sintering point       °C > 1,800
melting temperature   °C  2,180
Packing:1MT big bag