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Composition: ZrO₂/Y₂O₃
Form: Crucible
Material: Zirconium Oxide
CAS Number: 114168-16-0
Commodity: Ceramics

Yttria-stabilized Zirconia Rectangular Crucible

Yttria-Stabilized Zirconia (YSZ) Rectangular Crucible delivers high-temperature capability, chemical inertness, and structural integrity in a shape optimised for uniform heating and batch processing. The yttria stabilization prevents structural degradation during prolonged thermal cycling, ensuring durability in aggressive molten environments. Industries employ YSZ rectangular crucibles for melting glass, smelting metals, and synthesising advanced ceramics. Specific applications include producing specialty optical glass, processing reactive metal powders, and conducting high-temperature corrosion tests. In research, they are used for coating development, investigating phase transformations under extreme heat, and testing new material synthesis methods. The rectangular geometry facilitates efficient loading, uniform heat distribution, and easy integration into furnace systems, making it valuable for both industrial and laboratory use.
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Tolerances

Rectangular
External Width ±10%
External Length ±10%
External Height ±10%

Material Properties for Ceramics

Thermal Properties
Element Value
Melting point( C ) 2700
Upper continuous use temperature( C ) 2200
Specific heat( J K⁻¹ kg⁻¹ ) 400-500@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 2.5@20°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 10@20-1000°C
Physical Properties
Element Value
Density( gcm⁻³ ) 5.9
Mechanical Properties
Element Value
Tensile modulus( GPa ) 200
Hardness - Vickers( kgf mm⁻² ) 1250
Tensile strength( MPa ) 300-600
Pultrusions
Element Value
Compressive strength( MPa ) 2000

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