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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