ER 1685 RR
End-cast electrofused Alumina-Zirconia-Silica (AZS) with 36% zirconia
High corrosion resistance Alumina-Zirconia-Silica (AZS) for simple rectangular shapes. Controlled casting cavity located at the bottom part of the block.
Typical application
The end-cast electrofused Alumina-Zirconia-Silica (AZS) with 36% zirconia, ER 1685 RR solution is specifically designed for melting sidewall applications in flame furnaces.
Chemical and physical properties
Microstructure

Typical chemical composition
Typical crystallographic analysis
Physical characteristics
Description | International standards | British standards |
---|---|---|
Refractoriness under load of 2.105 Pa | 1,700°C | 3,092°F |
Cold crushing strength | 300Mpa | 43,511psi |
Typical bulk density | 3.75g/cm3 | 234pcf |
Storage
The end-cast electrofused Alumina-Zirconia-Silica (AZS) with 36% zirconia, ER 1685 RR solution must be stored in a dry environment protected from weather conditions.
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