Industry Furnace

MgO-Al2O3 Refractory Brick

Magnesia-Alumina Spinel Refractory Brick mainly used in furnace roof of the steel-making open-hearth and EAF, high temperature tunnel kiln, large cement rotary kiln, non-ferrous metal smelting furnace, etc.



Product Details


MgO-Al2O3 Refractory Brick

 

It is one kind of basic refractory brick. It is made of magnesia sand and little amount of industry alumina or bauxite as raw material, burned.

 

MgO-Al2O3 Refractory Brick Feature

 

Thermal shock stability is better than the one of magnesia brick, refractoriess is above 1580 ℃, fine erosion to the basic smelting slag.

 

MgO-Al2O3 Refractory Brick Application

 

Mainly used in furnace roof of the steel-making open-hearth and EAF, high temperature tunnel kiln, large cement rotary kiln, non-ferrous metal smelting furnace, etc.

 

Technical Dates of MgO-Al2O3 Refractory Brick

 

Item

     

   Brand

MgO

(%)  ≥

Al2O3

(%)  ≥

A.  P.

(%)   ≤

B.    D.

(g/cm3) ≥

C .  C.  S.

(MPa)  ≥

R.   U.  L.             @ 0.2MPa &T0.6

(℃)≥

T.    S.    R.

@ 1100℃ & cool water    (Times)≥

HXML-80A

80

5-10

18

2.85

45

1600

3

HXML-80B

80

5-10

20

2.80

40

1580

3

HXML-85

85

5-10

19

2.85

45

1650

4

 

*They are typical values in this table, not a basis for order.