Chromite Sand

Chromite Sand

Chromite Sand


Chromite sand wholesale, Originally from South Africa (SAMANCOR), is a special kind of sand for casting, chromite sand is a natural spinel mainly composed of chromite.

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Product detail

Chromite Sand

Brief production of Chromite sand wholesale

Chromite sand wholesale, Originally from South Africa (SAMANCOR), is a special kind of sand for casting, chromite sand is a natural spinel mainly composed of chromite.

Chromite sand wholesand used as a highly fireproof sharpener for moulds and cores.

Chrome ore sand wholesand,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.

SIZE OF Chromite sand wholesale

Available Size: AFS15-25,25-30,30-35,35-40, AFS40-45, AFS45-50, AFS50-55, AFS55-60, AFS60-65

Application of Chromite sand wholesale

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 .

Product Parameters

Chemical  Properties of chromite sand wholesale
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 of chromite sand wholesale
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

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