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98% Al2O3 Furnace Corundum Brick, High Alumina Brick, Refractory Brick

Quantity:
  • GY-99A
  • Dezhen
  • 690220

Refractory brick Features and advantages:
1.High refractoriness,
2.High-temperature endurable.
3.Good corrosion resistance.
4.Good spalling resistance and wear resistance.
5.Good thermal shock resistance.
6.High mechanical strength.
7.High-temperature creep rate is low.
8.Good volume stability at high temperature. 
Product index:

ItemUnitCorundum brick


GY-99AGY-99BGY-98GY-95
Al2O3 ≥%99999895
SiO2 ≤%0.150.20.5-
Fe2O3 ≤%0.10.150.20.3
Apparent porosity ≤ %19191920
Bulk density ≥g/cm33.203.153.153.10
Cold crushing strength ≥Mpa808080100
Refractoriness under load ≥ºC1700170017001700
Permanent linear change %±0.2±0.2±0.2±0.3


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