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200#-0 chromite sand powder

ItemUnitIndex
Cr2O3%46.0min
SiO2%1.0max
FeO%26.5max
CaO%0.30max
MgO%10.0max
Al2O3%15.5max
P%0.003max
S%0.003max
Cr/Fe/1.55:1
Bulk Densityg/cm32.5-3
Color/Black
PH/7-9
The amount of the acid/2ML(MAX)
Percent Soil%0.1max
Percent Moisture%0.1max
The Sintered 1600
Percentage of Free Acid Present in the Sand%0
Filling Densityg/cm32.6
Sintering Point 1800min
Melting Temperature 2180

 

Chromite sand is used as a highly fireproof sharpener for moulds and cores. Originally from South Africa . 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.

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