Corundum Brick with Al2O3 Content more than 90%

Loading Port:Shanghai

Payment Terms:TT OR LC

Min Order Qty:10 m.t.

Supply Capability:30000 m.t./month

Product Description:

General Information
CMAX corundum bricks use compact electrosmelted corundum and alumina powder as main raw materials., shaped under high pressure after machine-blending and fired at high temperature.Alumina content in more than 48% of a neutral refractory material. By alumina or other higher raw material forming and calcined alumina content. Thermal stability, high refractoriness in more than 1770 º C. Good slag resistance, used for building steel-making furnace, glass furnace, cement rotary kiln lining.


Feature
Low porosity
High compressive strength
Good chemical stability

 

Application
Linings of high-temp industrial kilns and furnaces

 

Technical Data

 

ITEM

UAL48

UAL55

UAL65

UAL75

UAL80

UAL85

ALP80

Refractoriness,

1750

1770

1790

1790

1810

1810

1810

Apparent Porosity,%

22

22

23

23

20

20

18

C.C.S, Mpa

39

44

49

53

55

60

100

Refractories Under Load (0.2Mpa),℃

1420

1470

1500

1520

1500

1520

1550

Reheating Linear Change,%

1450x2h              0.1-0.4

1500x2h              0.1-0.4

1500x2h              0.1-0.4

1500x2h       0.1-0.4

1550x2h              -0.5+0.5

1550x2h              -0.5+0.5

1550x2h              -0.5+0.5

Al2O3 Content , %

48

55

65

75

80

85

82

 Corundum Brick with Al2O3 Content more than 90%