Chromite powder is a naturally occurring spinel consisting primarily of the oxides of chrome and iron. It is a by-product of ferro-chrome production and is mainly used in foundry applications and in glass production and foundry coating
| PHYSICAL PROPERTIES(TYPICAL) | AVERAGE CHEMICAL COMPOSITION(TYPICAL) | ||
| PH | 7-9 | Cr2O3 | ≥46.0% |
| Color | Black | SiO2 | ≤1.0% |
| Acid Amount | ≤2m | Fe2O3 | ≤29% |
| Soil% | ≤0.1 | CaO | ≤0.30% |
| Bulk Density | 2.5-3.0g/cm3 | MgO | ≤10.0% |
| Specific Gravity | 4.0-4.8g/cm3 | Al2O3 | ≤15.5% |
| Moisture | ≤0.1% | P | ≤0.003% |
| Sintered temperature | ≥1800℃ | S | ≤0.003% |
| Free Acid | 0 | Cr/Fe | 1.55:1 |
| Filling density | 2.6g/cm3 | ||
| Melting temperature | ≥2180℃ | ||
SIZE DISTRIBUTION:
| Size | Sieve | Passing%（GURANTEE ） | Passing%（test result） |
| 325# | 325#（45um） | ≥95% | ≥98.5% |
Available size：
200# 325# 400# 500# 600# 800# 1000# 1200# 1500# 2000# 2500#
MAIN APPLICATIONS:
- Green and amber coloring pigments for flat glass.
- Ceramic glaze pigments.
- Green and brown dyes for wine glass containers such as beer bottles, red wine bottles, and champagne bottles.
- Green coloring agent for decorative glass and video glass.
- Use refractory castables to produce magnesia chrome refractory bricks, etc.
- Casting coatings and fire-resistant coatings.
- Wear resistant coatings and fillers for brake products.