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Alumina Round, shallow, straight sides Crucible - OD 52mm H 14mm

Details

SKU: 1000022718 Product Code: AL60-CB-000115
Alumina Round, shallow, straight sides Crucible is manufactured from high-purity α-alumina, providing exceptional thermal shock resistance, chemical inertness, and mechanical strength at extreme temperatures. The shallow, straight-sided profile is optimized for uniform heating and easy material access, making it suitable for high-precision melting, calcination, and sintering operations. This crucible finds widespread application in metallurgy, semiconductor processing, advanced ceramics, and high-purity chemical synthesis. Specific uses include alloy refining, preparation of ceramic powders, and controlled decomposition reactions where contamination control is critical. Its resistance to corrosive slags, molten metals, and aggressive chemicals ensures prolonged usability in high-demand research and industrial settings. By enabling consistent thermal profiles and maintaining purity under harsh conditions, Alumina Round, shallow, straight sides Crucible plays a pivotal role in advancing high-temperature materials research and manufacturing innovation.
Formula: Al₂O₃
Percentage Purity: 99.8%
Capacity: 22ml
Outside Diameter: 52mm
Height: 14mm
CAS Number: 1344-28-1
UOM Code: 970-265-12
Legacy Code: AL608615
Distributor Code:
GF97026512
$80.00
each
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Material Properties

Chemical Resistance
Element Value
Acids - concentrated Good
Acids - dilute Good
Alkalis Good
Halogens Good
Metals Good
Electrical Properties
Element Value
Dielectric constant 9-10.1
Dielectric strength( kV mm⁻¹ ) Oct-35
Volume resistivity( Ohmcm ) >10¹⁴@25
Physical Properties
Element Value
Apparent porosity( % ) 0
Water absorption - saturation( % ) 0
Density( gcm⁻³ ) 3.9
Thermal Properties
Element Value
Melting point( C ) 2100
Upper continuous use temperature( C ) 1700
Specific heat( J K⁻¹ kg⁻¹ ) 850-900@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 26-35@20°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 8@20-1000°C
Mechanical Properties
Element Value
Tensile modulus( GPa ) 300-400
Hardness - Knoop( kgf mm⁻² ) 2100
Hardness - Vickers( kgf mm⁻² ) 1500-1650
Shear strength( MPa ) 330
Tensile strength( MPa ) 260-300
Pultrusions
Element Value
Compressive strength( MPa ) 2200-2600