FUSED MULLITE
Items
Unit
Index
Chemical
composition
Al2O3
%
70.00-77.00
SiO2
22.00-29.00
Fe2O3
0.15 max
Na2O
0.40 max
Refractoriness
℃
1850 min
Bulk density
g/cm3
3.00 min
Glass phase content
5-6
3Al2O3.2SiO2 Phase
95 min
Size
Grains
mm
3-5, 1-3, 0-1
Fines
mesh
-80, 100, 240, 325
Applications: Refractory and Ceramic Industry