High Alumina Brick Insulating Fire Brick for Foundry Furnace

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
2000 m.t./month

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Product Description:

Description of High Alumina Brick

High Alumina Brick Insulating Fire Brick for Foundry Furnace is widely used in metallurgy, petroleum, chemical industry, building materials, machinery processing, military, etc of thermal technology equipment. High Alumina Brick is widely used for MgO Reduction Furnace, Blast furnace, Hot Blast Stove, Tunnel kiln , Steel Ladle, Steel smelting furnace, Coke oven,chimney, Waste incinerators, Casting products, Boilers, Cement kilns, Carbon furnace, Glass kilns and a variety of furnace linings and thermal equipment.etc.

 

Specifications for High Alumina Brick

 

Item

Fireclay brick

High Alumina Brick

SK32

SK34

SK35

SK36

SK37

SK38

Al2O3  (%)  ≥

35

42

48

55

65

75

Refractoriness (oC) ≥

1670

1730

1750

1770

1790

1790

Refractoriness under Load, oC,0.2MPa ≥

1250

1300

1420

1470

1500

1520

Linear Change(%),oC×2h

1350

1350

1450

1500

1500

1500

-0.5~0

-0.5~0

-0.4~+0.1

-0.4~+0.1

-0.4~+0.1

-0.4~+0.1

Porosity (%)≤

24

22

20

20

19

19

Cold Crushing Strength, MPa≥

20

30

39.2

44.1

49

53.9

 

 

Features of High Alumina Brick

Low thermal conductivity, good thermal insulation performance.

Long service life, easy operation, could be shaped freely

Product specification: standard form, normal standard, shaped and special shaped bricks.

Can be used in various kilns because of its cheapness and general tray package. Among all of the refractory materials, it is the most widely used.

 

Typical Application of High Alumina Brick

Furnaces of metallurgy industry, heat treatment furnace.

Furnaces of chemical industry and construction industry.

Furnace of incineration of garbage, recirculating fluidized bed furnace .

 

 

 

 

 

 

 

 

 

 

 

 

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