NEWS

Chromite Sand for the foundry industry

CHEMICAL COMPOSITION
Cr2O3	≥46.0%
SiO2	≤1.0%
FeO	≤26.5%
CaO	≤0.3%
MgO	≤10%
AL2O3	≤15.5%
P	≤0.003%
S	≤0.003%
Cr/Fe	1.55:1
TYPICAL PHYSICAL PROPERTIES
Hardness:	Mohs:5.5-6
Melting Point:	Sublimes at 2180 ℃
Sintering point:	>1800℃
The sintered	1600℃
Specific Gravity:	4.0-4.8 g/cm3
Bulk density(LPD):	2.5-3 g/cm3
Color:	Black
PH	7-9
Percentage of free acid present in the sand	0%
The amount of the acid	≤2ML
Percentage of soil	≤0.1
Percentage of Moisture	≤0.1
AVAILABLE SIZES
AFS15-20,AFS15-25,AFS25-35,AFS25-30,AFS30-35,AFS35-40,AFS40-45,AFS45-50,AFS40-50,AFS50-55,AFS55-60,AFS60-65 customized sizes are available upon request