Pigment Grade Series Chrome Oxide Green
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TYPICAL INDEX
Superfine, great activity, great color emissivity
PERFORMANCE INTRODUCTION
| Chrome Oxide Green | Density | 5.21 g/cm3 | Moh’s hardness |
8.5 ~ 9 |
| Melting point |
2265 ℃ |
Refractive index | 2.5 | |
| Boiling point | 3654 ℃ | Molecular weight | 151.99 | |
| Color feature | Metallic luster, with the characteristic of magnetism ,great hiding powder | |||
| Water solubility | Insoluble in water, acid and organic solvents |
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| Stability | High temperature resistance, sunlight resistance Stable to atmosphere, has no influence to concentrated acid alkali and sulfur dioxide, sulfureted hydrogen, etc gas |
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SPECIFITION
|
Ceramic Pigment Grade Series(SP type)
|
Classification |
Chrome oxide green |
EINECS NO. |
215-160-9 |
CAS NO. |
1308-38-9 |
| MF |
Cr2O3 |
Appearance |
Light green or dark green powder |
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| Index |
SP-1 |
SP-2 |
SP-3 |
SP-4 |
SP-5 |
|
| Cr2O3 |
≥99% |
≥99.3% |
≥99.5% |
≥99.5% |
≥98.5% |
|
| SiO2+Al2O3 |
≤0.2% |
≤0.2% |
≤0.2% |
≤0.2% |
≤0.2% |
|
| PH |
5~8 |
5~8 |
5~8 |
5~8 |
5~8 |
|
| Water soluble substance |
≤0.3% |
≤0.2% |
≤0.2% |
≤0.2% |
≤0.3% |
|
| Moisture |
≤0.15% |
≤0.15% |
≤0.15% |
≤0.15% |
≤0.15% |
|
| Absorption (g/100g) |
20~25 |
20~25 |
20~25 |
12﹣17 |
12﹣15 |
|
| Thermostability |
1100℃ |
1100℃ |
1100℃ |
1100℃ |
1100℃ |
|
| D50 (μm) |
1.2-2 |
1.2-2 |
1.2-2 |
2-8 |
0.25-1 |
|
| Cr+6 value |
0~5 PPM at lowest or as customized |
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APPLICATION
Has excellence pigment quality and sturdiness ,and highest hiding powder ,color saturation , occupies an important position in the fields of inorganic pigment .Widely used in ceramic ,enamel, coating , ink ,paint ,green floor , green glass ,etc fields.
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