Images are for guidance only and might not represent the final product.
Formula: Al₂O₃
Form: Crucible
Material: Alumina
CAS Number: 1344-28-1
Commodity: Ceramics
Purity: 99.8%
Goodfellow's Alumina Classic Crucible is crafted from high-purity aluminum oxide (Al₂O₃), a material celebrated for its outstanding thermal resistance and chemical stability. These crucibles can withstand temperatures up to 1800°C, making them ideal for high-temperature experiments and processes. Their non-reactive surface ensures minimal contamination of samples, while their excellent mechanical strength provides durability under extreme conditions. Alumina crucibles find applications in material science, chemical analysis, and metallurgy. They are used for melting metals, studying high-temperature reactions, and testing the thermal properties of various materials. Specific uses include crystallization studies and the synthesis of advanced ceramics. In research, alumina crucibles play a critical role in maintaining sample purity during experiments, making them invaluable tools for advancing knowledge in material science and chemistry. Their reliability and precision make them essential in both academic and industrial laboratories.
Technical Data Sheet Safety Data Sheet Tolerance Properties
each

We are collecting your products, please wait!...

Shipping restrictions and charges
may apply for some hazardous materials.

Tolerances

Classic
Outside Diameter ±10%
Inside Diameter ±10%
Height ±10%

Material Properties for Ceramics

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

Can't find what you're looking for? For customized options

Other Customers Purchased
  1. Starting at $158.80

    each
    Discounts applied for volume purchases
    View Product
  2. Supalox N5003 Alumina Powder Grade: Supalox N5003
    Formula: Al₂O₃
    Percentage Purity: 99.999%
    Particle Size D10: 0.3µmµm
    Particle Size D50: 0.45µmµm
    Particle Size D90: 0.6µmµm
    Weight: 10000g
    Phase: Alpha
    Colour: White
    CAS Number: 1344-28-1
    UOM Code: 175-103-97

    Starting at $160.10

    each
    Discounts applied for volume purchases
    View Product
  3. Supalox N5003G Alumina Powder Grade: Supalox N5003G
    Formula: Al₂O₃
    Percentage Purity: 99.999%
    Particle Size D10: 0.3µmµm
    Particle Size D50: 0.45µmµm
    Particle Size D90: 0.6µmµm
    Weight: 10000g
    Phase: Gamma
    Colour: White
    CAS Number: 1344-28-1
    UOM Code: 166-247-28

    Starting at $159.13

    each
    Discounts applied for volume purchases
    View Product
  4. Starting at $155.95

    each
    Discounts applied for volume purchases
    View Product
  5. Starting at $160.26

    each
    Discounts applied for volume purchases
    View Product