ER 1851 RN LOWEX®

Fused cast

Regular cast electrofused Alumina-Zirconia-Silica (AZS) with 36% zirconia and a low silicate phase (14%)

Low exudation and high creep resistance.
Good resistance to alkali vapour and carry over.

Chemical and physical properties Storage
Fused cast

Typical application

Specific for superstructure including Crown

ER 1851 RN LOWEX® is designed for any superstructure zones sensitive to glass defect generation, corrosion and creep.

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Chemical and physical properties

Microstructure 

Microstructure of ER 1851 RN LOWEX and ER 1851 RT LOWEX

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 ≥350Mpa ≥50,763psi
Typical bulk density 3.72g/cm3 232pcf

Expansion curve

0.00.20.40.60.81.01.21.402004006008001,0001,2001,400Linear expansion (%)Temperature (°C)
EXPANSION CURVE FUSED CAST ER 1851.

Thermal conductivity curve

012345602004006008001,0001,2001,4001,600Thermal conductivity (W/m⋅K)Temperature (°C)
CONDUCTIVITY CURVE FUSED CAST ER 1851

Electrical resistivity curve

101001,00010,0008001,0001,2001,4001,600Electrical resistivity (ohm-cm)Temperature (°C)
RESISTIVITY CURVE FUSED CAST ER 1851

Storage

The regular cast electrofused Alumina-Zirconia-Silica (AZS) with 36% zirconia and a low silicate phase (14%), ER 1851 RN LOWEX®, must be stored in a dry environment protected from weather conditions.

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