Product: Sintered spinel
Color : Grey/ blue etc.
Usage: Refractory material
Common size: 1-2 2-4 4-6 mm etc.
Packing: 25/50 kg/ bag
Product: Sintered spinel
Color : Grey/ blue etc.
Usage: Refractory material
Common size: 1-2 2-4 4-6 mm etc.
Packing: 25/50 kg/ bag
The two main methods for synthesizing spinel are sintering and electrofusion. Most spinel materials are made of high-purity synthetic alumina and chemical-grade magnesium oxide, which are sintered in a shaft kiln and fused in an electric arc furnace.
ITEM | SPINEL | ||
MAS-90 | MAS-78 | MAS-66 | |
Al2O3 | 88-91% | 76-79% | 64-67% |
SiO2 | 0.2% max | 0.3% max | 0.4% max |
Fe2O3 | 0.2% max | 0.5% max | 0.5% max |
CaO | 0.4% max | 0.6% max | 0.6% max |
MgO | 9-11% | 20-23% | 32-35% |
Na2O+K2O | 0.3% max | 0.3% max | 0.3% max |
BD.- g/cm3 | 3.3 min | 3.25 min | 3.2 min |