99% Alumina

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Description

This 99% alumina material was developed for abrasive resistance and mechanical strength in chemically aggressive environments. This material features as below:


  • Excellent resistance to corrosion and chemical attack
  • High wearing and abrasion resistant
  • Dense, non-porous and vacuum tight
  • Los datos sobre este material han sido proporcionados por Innovacera.

    A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
    Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

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    Propiedades

    General

    PropertyTemperatureValue

    Densidad

    23.0 °C

    3.9 g/cm³

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    Mecánica

    PropertyTemperatureValue

    Coeficiente de Poisson

    23.0 °C

    0.22 - 0.23 [-]

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    Dureza Vickers

    23.0 °C

    1428 [-]

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    Módulo elástico

    23.0 °C

    280 - 320 GPa

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    Plane-Strain Fracture Toughnes

    23.0 °C

    4 - 5 MPa·√m

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    Resistencia a la compresión

    23.0 °C

    2500 MPa

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    Resistencia a la flexión

    23.0 °C

    300 MPa

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    Aplicaciones térmicas

    PropertyTemperatureValue

    Calor específico

    23.0 °C

    800 J/(kg·K)

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    Coeficiente de dilatación térmica

    23.0 °C

    8.2E-6 1/K

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    Conductividad térmica

    23.0 °C

    27.5 W/(m·K)

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    Parámetro de choque térmico (R2)

    200 W/m

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    Eléctrico

    PropertyTemperatureValue

    Constante dieléctrica

    23.0 °C

    9.6 [-]

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    Resistividad eléctrica

    23.0 °C

    1.00E+16 Ω·m

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    Rigidez dieléctrica

    23.0 °C

    15 kV/mm

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    Tangente de pérdidas

    23.0 °C

    2E-4 [-]

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    Technological properties

    Property
    Application areas

    Wear ceramic parts: Ceramic Nozzles, Ceramic, Sprayers Cyclones, Homogenising devices, Ceramic Linings, Milling Systems, Ceramic Thread guides - Precision components: Ceramic Measuring Components, Ceramic Control systems, (Micro) dosing valves, Electronic Components, Mechatronics, Optical applications - Machine-construction: Positioning Guide parts, Coatings, Transport ceramic rollers, Ceramic Dies, Textile machine parts, Furnace parts - Rotating equipment: Ceramic Sliding Bearings, Ceramic Ball bearings, Mechanical seals, Ceramic Plungers, Ceramic Valves / fittings, Dosing components - Cutting & moulding: Ceramic knives, Metal-forming tools, Seaming rolls, Ceramic Punches, Drawing dies

    Processing methods

    Ceramic Injection Molding, Low Pressure Injection Molding, Cold Isostatic Press, Dry Press, Precision Machining Processing