Loading Port:Shanghai Port
Payment Terms:TT or LC
Min Order Qty:1 Metric Ton m.t.
Supply Capability:8000MT Per Year m.t./month
Production Details Of Chrome Oxide Green :
Molecular Formula: Cr2O3
HS Code: 2819900000
CAS No. : 1308-38-9
Appearance: green powder
Specifications: (Quality Standard: HG/T 2775-1996)
Packing Of Chrome Oxide Green :
25 kg/bag 20 MT/ 20 FCL or as your requirements .
Usage Of Chrom Oxide Green :
Mainly used in paint, glass, ceramics, building materials colorants, printing ink, metal polishing, smelting metal chromium, fire-proof material, etc.
Specifications: (Quality Standard: HG/T 2775-1996)
Pigment Grade:
Item | Index | ||
Excellent Grade | First Grade | Qualified Grade | |
Appearance | Green Power | ||
Color Reference | Same | ||
Relative Color Strength | Strength | ||
Density g/cm3 | 4.8 | ||
Cr2O3 | ≥ 99.0% | ≥ 98.0% | ≥ 97.0% |
Cr+6 ppm | ≤ 5 | ||
Soluble Chrome | ≤ 0.03% | ≤ 0.03% | ≤ 0.03% |
105°C Volatile Matter | ≤ 0.3% | ≤ 0.3% | ≤ 0.3% |
Water Soluble | ≤ 0.1% | ≤ 0.4% | ≤ 0.7% |
Moisture | ≤ 0.15% | ≤ 0.3% | ≤ 0.5% |
PH of Water Solution | 7—7.5 | ||
Oil Absorption (g/ 100g) | 17 | ||
Residue on Sieve of 0.045 mm | ≤ 0.1% | ≤ 0.3% | ≤ 0.5% |
1200℃ Ingition Decerement | 0.05 | ||
Acid& Alkali Resistance | 5 | ||
Temperature Stability | 1000 | ||
Weather Fastness | 5 | ||
Ceramic Grade:
Item | Index | ||
Excellent Grade | First Grade | Qualified Grade | |
Cr2O3 | ≥ 99.0% | ≥ 98.0% | ≥ 97.0% |
Soluble Chrome | ≤ 0.03% | ≤ 0.03% | ≤ 0.03% |
105°C Volatile Matter | ≤ 0.3% | ≤ 0.3% | ≤ 0.3% |
Water Soluble | ≤ 0.1% | ≤ 0.4% | ≤ 0.7% |
Moisture | ≤ 0.15% | ≤ 0.3% | ≤ 0.5% |
PH of Water Solution | 6-8 | 5-8 | 5-8 |
Oil Absorption (g/ 100g) | 15-25 | 15-25 | 15-25 |
Residue on Sieve of 0.045 mm | ≤ 0.1% | ≤ 0.3% | ≤ 0.5% |
Relative tinting strength | Comply with the requirements | ||
Chroma | Comply with the requirements | ||
Refractory Grade:
Item | Index | ||
Excellent Grade | First Grade | Qualified Grade | |
Cr2O3 ≥ | 99% | 98% | 97% |
Moisture ≤ | 0.15 | 0.3 | 0.5 |
Water Soluble ≤ | 0.1 | 0.4 | 0.7 |
Igloss ≤ | 0.6 | --- | ---- |
Metal Grade: Quality Standard:（ROCT 2912—79）
Grade | OXM-0 | OXM-1 | Grade | OXM-0 | OXM-1 |
Appearance | Green Power | (Zn)/% ≤ | 0.002 | ||
Cr2O3/% ≥ | 99 | 98 | (Sb)/% ≤ | 0.003 | |
Moisture/% ≤ | 0.10 | 0.15 | (Bi)/% ≤ | 0.003 | |
（S）/% ≤ | 0.01 | 0.02 | (Sn)/% ≤ | 0.003 | |
Fe、FeO/% ≤ | 0.1 | 0.15 | (Pb)/% ≤ | 0.002 | |
（C）/% ≤ | 0.03 | 0.05 | (Cd)/% ≤ | 0.003 | |
（As）/% ≤ | 0.002 |
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Abrasive Grade: Quality Standard( ROCT 2912—79）
Grade | OXA-0 | OXA-1 | OXA-2 |
Appearance | Green Power | ||
Cr2O3/% ≥ | 99 | 99 | 98 |
Moisture/% ≤ | 0.15 | 0.15 | 0.15 |
Water Soluble/% ≤ | 0.2 | 0.2 | 0.5 |
Polishing Force/[mg/(min.cm2)] ≥ | 0.2 | 0.1 | 0.3 |
Polished Surface Roughness/μm ≤ | 0.100 | 0.20 | 0.80 |
Note: At present in China, the abrasive standard without grinding performance standards, which cannot be grinding and polishing performance evaluation. But according to your needs or our experience to agreed.
