Fused Al2O3-MgO Spinel is made from industrial alumina and high-purity CCM, melting in electric arc furnace.
Type | AM-66 | AM-70 | AM-85 |
---|---|---|---|
Al2O3 | 63-68% | 71-76% | 82-87% |
MgO | 30-35% | 22-27% | 12-17% |
SiO2 | 0.60%max | 0.40%max | 0.40%max |
CaO | 0.80%max | 0.60%max | 0.50%max |
Fe2O3 | 0.40%max | 0.40%max | 0.40%max |
Bulk density | 3.3 g/cm3min | 3.2 g/cm3min | 3.2 g/cm3min |
Sizes | 0-40/20-10/8-5/5-3/3-1/1-0mm | ||
3×6/6×8/8×14/14×28/28×48/-48mesh | |||
Fines | -100/-200/-325mesh | ||
Test standard | GB/T21114-2007, GB/T2999-2002 | ||
Packing | 1000kg big bag/25kg bag/or as customer request. |
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