Chromia corundum brick


Chromia corundum refractory brick is adopted corundum and fused chromium oxide as raw material, mixed with micro powder and other additive, after mixing, shaping, drying, sintering at high temperature shuttle kiln.
  • Chromia corundum brick
  • Chromia corundum brick
  • Chromia corundum brick
  • Chromia corundum brick
  • Chromia corundum brick
  • Chromia corundum brick
  • Chromia corundum brick
  • Chromia corundum brick
Chromia corundum brick
Chromia corundum brick
Chromia corundum brick
Chromia corundum brick

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Description

Chromia corundum refractory brick is adopted corundum and fused chromium oxide as raw material, mixed with micro powder and other additive, after mixing, shaping, drying, sintering at high temperature shuttle kiln.

 

Chromia corundum refractory brick Feature:

  • Good acid and alkali resistance.
  • Good thermal shock resistance.
  • Good wear resistance.
Application

Chrome corundum bricks are mainly used for the linings of carbon soot furnace and copper smelting furnace,  tapping platform of rolling mill furnace and the skid rail molten pool of glass furnaces .

Specification:

The parameter of Chromia corundum brick 

Item

Chromia-Corundum     Brick

Chromia-Corundum     Brick

Chromia-Corundum     Brick

Al2O3%

≤38

≤68

≤80

Cr2O3%

≥60

≥30

≥12

Fe2O3%

≤0.2

≤0.2

≤0.5

Bulk density,g/cm3

3.63

3.53

3.3

Cold Crushing strength MPa

130

130

120

Refractoriness under Load (0.2MPa ℃)

1700

1700

1700

Permanent Linear Change(%) 1600°C×3h

±0.2

±0.2

±0.2

Apparent porosity %

14

16

18

Application

High temperature industrial furnaces

 

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