Al2O3 Molten Zinc Induction Furnace Ramming Mass

Model
material corundum, alumina silicious
type sz-3 sz-4 fggd-5a
chemical composition (%0 al2o3 60 65 -
sio2 32 28 92
sic 2 5 5
cao - - -
cold crushing strength (mpa) 110â��ã�24h
after drying at - - -
500â��ã�3h
after firing at 35 40 35
cold bending strength (mpa) 110â��ã�24h
after drying at - - -
500â��ã�3h
after firing at 8 10 8
linear changing after burnt (%) 500â��ã�3h
after firing at â±0.5 0ï½�+0.5
bulk density (gcm3) 500â��ã�3h
after firing at 2.6 2.7 2.2
amount for construction (kgcm3) 2700 2800 2300
applied place inductor
method of construction
method of bonded jolt or ramming
chemical bonded, ceramic bonded
characteristic high strength; anti erosion, volume stability, good shock stability, resistance to spalling, easy ramming forming, resistance to metal liquid penetrant. Adapting to variety of tonnage which have core power frequency induction furnace inductor
sales price rmb6800ton rmb7500ton rmb4000ton
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