High Alumina Bricks for Blast Stove Burner

Properties:
 
 
 
 
This kind of high alumina bricks takes mullite and cordiertie as main raw materials, pressed and sintered. The products have very good properties of thermal shock resistance and thermal impact resistance.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Specification:
 
 
Item
MJ-55
MS-60
Al203, %      min
55
60
Fe2O3, %      max
1.5
1.5
Refractoriness   ℃min
1790
1790
A.P.     %       max
23
23
CCS      Mpa     min
60
65
P.L.C.   %   1400℃ X 4h
±0.2
±0.2
RUL    ℃     min
1450
1500
Thermal Shock (1100℃ water cooling)
40
60