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Firebrick


Cordierite mullite kiln furniture
Corundum brick
AZS block
Carbon block
Silicon carbide brick
Alumina carbon brick
Fused corundum brick
Recrystallized silicon carbide
Nitrogen silicon carbide brick

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Corundum Brick contain more than 90% of aluminum oxide that have another name is alumina oxide bricks.
Corundum Brick has the following features: good anti-acid, anti-alkali slag in furnace and anti-metal and anti-glass solution corrosion. Corundum brick keeps stable quality working in oxidative atmosphere or reductive atmosphere in high temperature.


Index

Item

GY-90

GY-95

Al2O3,% ≥

90

95

Fe2O3,% ≤

0.5

-

Refractoriness,°C ≥

1820

1820

Apparent porosity, % ≤

22

15

Bulk density,g/cm3 ≥

3.0

3.0

Cold crushing strength ,MPa ≥

40

70

0.2MPa Refractoriness under load °C ≥

1700

1700

Reheating linear change, %

1600°C, 2h
+0.2~ -0.2

-

Corundum Brick packing
By wooden pallet and then polyethylene film is placed over it, finally the package is tied up with steel strips.
Corundum Brick minimum order
20t as minimum order can be accepted.
Corundum Brick delivery time
The delivery is made within 40 days after receiving L/C at sight or receiving 30% of earnest money for whole contract value.


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