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Zirconia sealing ring

  • Finished product characteristics

    ● High strength ● Good electrical insulation performance ● High hardness ● Good melting point, corrosion resistance ● Excellent chemical stability ● Low coefficient of thermal expansion ● High wear resistance ● Self-lubrication

  • Product characteristics

    Good structural strength, high temperature resistance, high pressure resistance, good precision, good parallelism, dense uniform organization, high strength.

  • Precision machining

    1.High purity alumina granulation powder

    2.Dry pressing, isostatic pressing

    3.High temperature sintering

    4.Precision machining: surface grinding, outer diameter/inner diameter grinding, fine engraving machining, grinding, polishing grinding.

    5.Strict test

  • Application field

    ● New energy ● Medical ● Power ● Petroleum ● Chemical chemical ● Aerospace ● Military ● Electronics ● Semiconductor manufacturing parts.

    • Material zirconia Fracture toughness MPam1/2 8 Modulus of elasticity Gpa 200
    Hardness (HV) 1350 colour white Poisson'sRatio 0.3
    Thermal Expansion Coefficient (10-6°c) 10 Water absorption(%) <0.01 Component content(%) ZrO₂ ≧95
    Firing temperature 1550-2600 Compressive strength Mpa 2000 Dielectric constant(1MHZ) 28
    Temperature resistance(°C) 1800 hardness Hra 88.8 Mirror polishing(Ra) ≦ 0.05
    Specific Gravity(g/cm3) 6.05 Volume resistance (cm) > 1012 Thermal conductivity (W/m x K) 5
    Flexural Strength (MPa) 800-1000 coarseness(um) ≦ 0.8 Thermal shock resistance△T℃ 400
    Customized process
    • 1

      By product

      Application requirement

    • 2

      Design and research

      Optimization scheme

    • 3

      Strict essence

      Precision drawing

    • 4

      piggyback

      Select ingredients

    • 5

      Multiple forming

      Fired blank

    • 6

      Grinding and polishing

      Precision machining

    • 7

      Multiple gage

      Professional survey

    • 8

      Qualified product

      Package and ship

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