ES-SG301E41

Special purpose PPS

ES-SG301E41 is a 30% glass fiber reinforced PPS&PTFE compound specially formulated to have a low coefficient of friction for use in low surface friction and cost-effective for clients

  • Property
  • Unit
  • Test Standard
  • Value
  • Physical properties
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  • Density kg/m³ ISO 1183 1660
    Mold shrinkage(Machine Direction) % GB/T 15585 0.3
    Mold shrinkage(Transverse Direction) % GB/T 15585 0.7
    Water absorption (23°C-sat) % ISO 62 0.03

  • Mechanical properties
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  • Tensile strength MPa ISO 527 145
    Elongation at Break (at Break) % ISO 527 1.2
    Flexural Modulus GPa ISO 178 11
    Flexural Strength MPa ISO178 210
    Charpy Impact Strength(V-notched) kJ/m² IS0 179 8

  • Thermal properties
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  • Melting temperature (10°C/min) °C ISO 11357 280
    Heat Deflection Tem p High Load(1.8MPa) °C ISO 75 260
    Flammability class UL-94 V-0

  • Electrical properties
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  • Dielectric Strength KV/mm IEC 60243 16
    Dielectric Constant
    IEC 60250 4.2
    Dissipation Factor
    IEC 60250 0.002
    Volume resistivity Ω•cm IEC 60093 2×1015
    CTI V IEC 60112 150

  • Test specimen production
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  • Drying

    150℃&3h
    Injection Pressure MPa
    30~100
    Injection molding melt temperature °C ISO 294 290℃~330℃
    Injection molding mold temperature °C ISO 294 120℃~160℃
    Limit in-cylinder retention time

    300℃/60min
    320℃/30min