Specifications

High alumina brick 83% alumina High refractoriness under load High compressive strength Low thermal conductivity..... Made

High alumina brick  83% alumina

 

refractory bricks 83%

 

1.ISO9001:2000 high CCS 2.Low apparent porosity,high RUL,high bulk density 3.83% alumina,2.77g/cm3 4.raw material: good quality bauxite.

 

5.main mineral: mullite and corundum

 

6.chemical and physical properties:

 

AL2O3-83.22%

Na2O+K2O-0.43%

CaO-0.41%

Fe2O3-1.73%

bulk density-2.77g/cm3 ASTM C20-00

apparent porosity-20% ASTM C20-00

cold crushing strength-70mpa