ZA33

Range
Expendables
Subtitle

Bonded AZS with 10% zirconia

Description

ZA33 is adapted for most of the standard feeder expendable applications.

Chemical and physical properties

Typical chemical composition

 
 

Typical crystallographic analysis

Main phase:

  • corundum
  • monoclinic zircon

Secondary phase: 

  • mullite
  • silicate

Physical characteristics

Description International standards British standards
Cold crushing strength 140MPa 20,305psi
Refractoriness under load 2 105Pa,
0.5% at
1,640°C 2,984°F
Coefficient of thermal expansion 7 10-6K-1 3.8 10-6°F-1
Thermal conductivity at 1,000°C 2.4 W.m-1.K-1 16.65 BTU in hr-1ft-2°F-1
Thermal shock resistance good good
Porosity 15% 15%
Typical bulk density 3.05g/cm3 190pcf

Typical application

  • spouts
  • skimmer blocks
  • back blocks
  • mantle blocks

ZA33 is suitable for sodalime, container and, cosmetic glassware.

 

Related products

Sintered
Expendables

ARKAL 60 V

Sintered sillimanite 61% alumina

Excellent thermal shock resistance. Available in complex and large shapes.

Expendables

ZA33 HR

Bonded AZS with 10% zirconia

ZA33 HR is dedicated to all applications where longer life and better thermal shock resistance is needed versus the standard 333 solution.

Expendables

ZIRAL GC

Bonded AZS with 20% zirconia

ZIRAL GC is recommended for glass contact application in feeder expendables where high corrosion resistance is required.

Expendables

HR30

Bonded AZS material with 30% zirconia

HR30 has been developed for high pull rate, high temperature color lines in tableware and cosmetic markets.