46% Chromite flour 200# for glass bottle green pigment
46% Chromite flour 200# for glass bottle green pigment, it gets from 48-50% natural chromite ore sand. Chromite flour 200 mesh is of high refractoriness and Cr2O3 purity. It is an typical colorant powder for green glass bottle pigment. In the manufacturing of bear glass bottle, champagne glass container, 46% Chromite flour 200 mesh is added to get green color, champagne color, dark brown color. Those color can make bear & champagne stock for longer time.
Features of Iron Chromite Flour:
- High refractory temperature, good high-temperature stability, good performance at 1800 ℃, and does not affect the firing of glass products.
- Good heat shock resistance, corrosion-resistant glass and slag.
- The content of Cr2O3 is higher than 46%.
- The particle size is uniform and delicate, with strict control over particle size.
Physical data:
| Main Chemical | Cr2O3·FeO |
| Hardness: | Mohs:5.5-6 |
| Melting Point: | Sublimes at 2180 ℃ |
| Sintering point: | ＞1800℃ |
| Color: | Dark brown/ Dark red black |
| PH | 7-9 |
| Percentage of Moisture | ≤0.1 |
| CAS No.: | 1308-31-2 |
Chemical Composition:
| Item | Guarantee Value | Typical Value |
| Cr2O3 | ≥46.0% | 46.36% |
| SiO2 | ≤1.0% | 0.94% |
| FeO+Fe2O3 | 26-28% | 27.01% |
| AL2O3 | ≤15.5% | 13.62% |
| TiO2 | ≤1.0% | 0.63% |
| CaO | ≤0.3% | 0.12% |
| MgO | ≤10% | 9.35% |
| Na2O | ≤0.5% | 0.12% |
| MnO | ≤0.5% | 0.32% |
| ZnO | ≤0.2% | 0.088% |
| NiO | ≤0.2% | 0.107% |
| P | ≤0.003% | / |
| S | ≤0.003% | / |
Particle size distribution of 46% Chromite flour 200 mesh for glass bottle green pigment:
| Sieve residue ＞ 75um0 | 0% |
| Sieve residue ＜ 75um100 | 100% |
Applications of Iron Chromite Flour:
- Coloring pigments for green flat glass.
- Ceramic glaze pigments.
- Green dye for glass containers of alcoholic beverages such as beer bottles, red wine bottles, and champagne bottles.
- Green coloring agent for decorative glass and video glass.
- Refractory castables, etc.
- Casting coatings and fire-resistant coatings.
- Wear resistant coating and wear-resistant filler.
Other available specifications:
| Specification | Passing Rate |
| Chromite flour 200#-0 | 95%,97%,100% |
| Chromite flour 325#-0 | 95%,97%,100% |
| Chromite flour 400#-0 | 100% |
| Chromite flour 600#-0 | 100% |
| Chromite flour 800#-0 | 100% |
*Other sizes are available upon request
Production details of 46% Chromite flour 200 mesh for glass bottle green pigment:
Package of 46% Chromite flour 200 mesh for glass bottle green pigment:
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