South Africa chromium minerals grit
SIZES:AFS20-25 AFS25-30 AFS30-35 AFS35-40 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65
Chemcial index for chromium minerals grit:
Cr2O3≥46.0%
FeO≤26.5%
Al2O3≤15.5%
SiO≤1.0%
MgO≤10.0%
CaO≤0.30%
Cr/Fe:1.55:1
Physical composition for chromium minerals grit:
Appearance:Black
Melting poin:2150°C
pH:7-9
The amount of the acid≤ 2 ML
Percent soil<0.1
Percent Moisture≤0.1
The sintered:1600
Percentage of free acid present in the sand: 0
Chemical Composition of chromium minerals grit:
Cr2O3 | ≥46.0% |
FeO | ≤26.5% |
Al2O3 | ≤15.5% |
SiO | ≤1.0% |
MgO | ≤10.0% |
CaO | ≤0.30% |
Cr/Fe | 1.55:1 |
Physical composition:
Appearance | Black |
Melting point | 2150°C |
PH | 7-9 |
The amount of the acid | ≤ 2 ML |
| Percent soil | ≤0.1 |
| Percent Moisture | ≤0.1 |
| The sintered | 1600 |
| Percentage of free acid present in the sand | 0 |
Packing: 1000Kgs/big bag
Supply Ability: 8000Ts/month
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