company tower banner
NEXA® Company Logo

NEXA® PFX 8050

The compound NEXA® PFX 8050 is a low compression set compound for high temperature resistance. It has excellent chemical resistance, good mechanical properties and outstanding thermal stability. It has been designed for very demanding sealing applications in aggressive chemical environments. PFX 8050 can withstand very aggressive conditions, such as almost all chemical species, hot organic and inorganic acids, alkalis, ketones, esters, alcohols, fuels. A maximum continuous service temperature of 316°C is live casinos possible. Also allowed short terms excursions at higher temperature. Water steam resistance up to +300° C.

Polymer Name: Perfluoroelastomer (FFKM)

Features: Acid Resistant, Alcohol Resistant, Alkali Resistant, Chemical Resistant, Fuel Resistant, Good Mechanical Properties, Good Thermal Stability, High Temperature Resistance, Steam Resistant, Water Resistant

    Knowde Enhanced TDS

    Identification & Functionality

    Chemical Family
    Technologies

    Features & Benefits

    Key features
    • Excellent thermal stability
    • Excellent Chemical Resistance
    • Excellent Compression-set Resistance at very high temperature

    Applications & Uses

    Plastics & Elastomers End Uses
    Recommended Applications

    Thermal Processes at High Temperature
    Diffusion Processes

    Properties

    Typical Properties
    ValueUnitsTest Method / Conditions
    Compression set 72h at 250°C (Deflection 25%)25%
    Compression set 72h at 315°C (Deflection 25%)40%
    Elongation at break150%
    Hardness75Shore A
    Operating Temperaturemin. -15(max. +320)°C
    Modulus at 100% Elongation5,0 Mpa
    Tensile strength12,0 Mpa
    Polymer Properties
    ValueUnitsTest Method / Conditions
    Polymer TypeFFKM