333
Bonded alumina-zirconia-silica (AZS) with 10% zirconia
333 is adapted for most of the standard feeder expendable applications.
Typical application
- orifice rings
- tubes
- plungers
- stirrers
- rotors
Expendables for sodalime glass, bottles and tableware manufacturing.
Chemical and physical properties
Typical chemical composition
Typical crystallographic analysis
Main phase:
- corundum
- zircon
Secondary phase:
- mullite
- silicate
Physical characteristics
| Description | International standards | British standards |
|---|---|---|
| Typical bulk density | 2.95g/cm3 | 184pcf |
| Typical bulk density for orifice rings | 2.96g/cm3 | 185pcf |
| Open porosity | 18% | 18% |
| Open porosity for orifice rings | 19% | 19% |
| Cold crushing strength | 100Mpa | 14,504psi |
| Refractoriness under load 2 105 Pa, 0.5% at | 1,630°C | 2,966°F |
| Coefficient of thermal expansion | 6.3 10-6K-1 | 3.4 10-6°F-1 |
| Thermal shock resistance | good | good |
Storage
The bonded alumina-zirconia-silica (AZS) with 10% zirconia, 333 solution must be stored in a dry environment protected from weather conditions.
Related products
ZA33 HR
Bonded alumina-zirconia-silica (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.
ZA33 LB
Bonded alumina-zirconia-silica (AZS) with 10% zirconia
ZA33 LB is a unique low-blistering material suitable for applications where seeding after starting up is a concern.
ZIRAL 61
Bonded alumina-zirconia-silica (AZS) with 20% zirconia
ZIRAL 61 is recommended for all applications in feeder expendables, and for superstructures where high corrosion resistance is required.
HR30
Bonded alumina-zirconia-silica (AZS) material with 30% zirconia
HR30 has been developed for high pull rate, high temperature color lines in tableware and cosmetic markets.
ORIFICE RING POWDER
Alumina-based granular insulation powder
ORIFICE RING POWDER fills all the spaces between the orifice ring and its holder. The powder has a higher thermal inertness than insulation fibers.
R 220
Fireclay-based luting cement to seal the gap between the orifice ring and the spout
Easy and fast preparation and positioning (5 to 10 min preparation).
R 298
R 298 is a refractory-based anti-adhesive powder
Anti-adhesive cement for easy removal of the orifice ring.