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South Africa AFS35-40 40-45 Foundry chromite sand
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
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
The sintered
℃
1600
Percentage of free acid present in the sand
0
filling density
2.6
sintering point
°C
> 1,800
melting temperature
2,180
PACKING:1MT big bag
AVAILABLE SIZES:AFS 25-35 AFS25-30 AFS30-35 AFS35-40 AFS40-45 AFS40-50 AFS45-55 AFS45-50 AFS50-55 AFS55-60 AFS60-65 0-1mm 200mesh 300mesh 400mesh
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