Chrome Mesh 200 Chromite Powder Chromite Flour 200 Mesh 325mesh 400 Mesh 99% 100% Passing Rate
Chrome Mesh 200 Chromite Powder Chromite Flour 200 Mesh 325mesh 400 Mesh 99% 100% Passing Rate
/MT
Chrome Mesh 200 Chromite Powder Chromite Flour 200 Mesh 325mesh 400 Mesh 99% 100% Passing Rate TDS
Chrome Mesh 200 Chromite Powder Chromite Flour 200 Mesh 325mesh 400 Mesh 99% 100% Passing Rate MSDS
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400mesh chromite powder 40% cr2o3 46% cr2o3 grade china supplier
$588.00 – $600.00 / MT
Brief production of chrome ore concentrate foundry chromite sand metallurgical grade chrome ore concentrate
Chrome ORE concentrate sand , Originally from South Africa (SAMANCOR),is a special kind of sand for casting , chromite sand is a natural spinel mainly composed of chromite ,
Chrome concentrate sand used as a highly fireproof sharpener for moulds and cores.
Chrome ore sand,It’s main chemical composition is Cr2O3, This kind of sand heating volume is stable , High thermal conductivity , sand molten metal contact , not only has a good alkali slag resistance , not with iron oxide and other chemical reaction , and itself has the characteristics of solid phase sintering , can well prevent the penetration of molten metal , avoid sand defects .
Chemical Properties
Item
Index %
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
Physical Properties
Bulk Density
2.5-3 g/cm3
Color
Black
PH
7-9
The amount of the acid
2ML(MAX)
Percent Soil
0.1% max
Percent Moisture
0.1% max
The Sintered Point
1600 C
Filling Density
2.6 g/cm3
Sintering Point
1800 C min
Melting Temperature
2180 C
Percentage of Free Acid Present in the Sand
0
SIZE OF Chromite sand
Available Size: AFS35-40, AFS40-45, AFS45-50, AFS50-55, AFS55-60, AFS60-65 325# 400# 200#
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Application of Chromite sand
Chromite sand is used as a highly fireproof sharpener for moulds and cores.
Chromite sand is suitable for all kinds of molding (core-making ) sand, stainless steel , Alloy steel and carbon steel gradually modeling core sand and paint .