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ASTON KGD PISTON SEAL

    KGD PISTON SEAL
    – Two anti-extrusion rings with stabilizers that avoid rotation of the sealing element in eraser. Special grooves with a special geometry ensure that the pressure can energize the central estate without risk that this can extrude.
     
    Features
    • Good sealing capacity even at low temperatures pressures
    • Simple one-piece piston design
    • High resistance to extrusion
    • Good piston guidance and clearance balance
    • Perfect fluid control
    • Good mechanical stability at high temperatures
    • Easy to install
    • Good temperature resistance
    • Easy to install on monobloc piston
    MATERIAL
    1TypeDesignationHardness
    Nitril Rubber NBRRUBSEAL 7575°ShA
    2TypeDesignation
    Thermoplastic polyester resinSEALITE 6363°ShD
    3TypeDesignation
    Acetal resin with glass fibreBEARITE
    FIELD OF APPLICATION
    PressureSpeedTemperature
    ≤ 400 bar≤ 0.5 m/s-30°C÷ +110°C
    SURFACE ROUGHNESS
    Dynamic surfaceRa ≤ 0.3 umRt ≤ 2.5 um
    Static surfaceRa ≤ 1.6 umRt ≤ 6.3 um