AZS41# is the highest zirconium-dioxide content AZS type fused cast refractory material produced by our company and used in the most exposed part of glass melting furnaces.

Typical Chemical Composition:

ZrO2....................................41%
Al2O3.................................Margin
SiO2....................................12.5%
Na2O....................................≤1.3%
Other....................................< 2.0%



Physical characteristic:
Bulk density Ib/ft3(g/cm3)......................................................≥243（3.90）
(excluding shrinkage cavity)
Apparent porosity %............................................................ ≤1.3
Linear change under load %................................................... < 1
Cold crushing strength psi (kg/cm2)3..............................49000(3450)
Modulus of Rupture
Cold psi (kg/cm2)3................................................10200 (720)
Hot psi (kg/cm2)4................................................... 1120 (79)
Refractoriness under load of 0.2Mpa.......................................1700℃


Typical Applications:
Throats
Dam
Bubbling bricks
Corner bricks
Electrode sidewall and bottom blocks
Doghouse and hot zone sidewall blocks

Available Casting Techniques:
End casting
Void free