Al2O3 Molten Zinc Induction Furnace Refractory Castable

Model
Material Corundum, Alumina
Type SZ-1 SZ-2
Chemical Composition (%) Al2O3 65 60
SiO2 30 32
SiC 2 5
CaO 2 3
Cold crushing
Strength (Mpa) 110��24h
After drying at 35 40
500��3h
After firing at 40 45
Cold bending strength(MPa) 110��24h
After drying at 12 10
500��3h
After firing at 16 18
Linear changing
after burnt(%) 500��3h
After firing at ±0.8
Bulk density�gcm3� 500��3h
After firing at 2.9 2.8
Amount for construction�kgcm3� 3000 2900
Additional water (%) 6-8 6-8
Applied place Sensor Throat
Method of construction
Method of bonded Jolt moulding
Water
Characteristic High strength, Corrosion resistance, Hydraulicity, Volume stability, Thermal shock resistance, Flame blowing resistance, Spalling resistance, Fiber added. Can be casting, Easy construction, low consumption. Adapting to the complex shape or anchoring a dense narrow furnace and artifacts.
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