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Murpec® SP

Murpec® SP is a High wear resistance; High compressive strength; Good slide properties; Good continuous temperature behavior. Production based on PEEK-SP.

Brand: Murpec (2 products)

Polymer Name: Polyetheretherketone (PEEK)

Technical Data Sheet

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Features & Benefits

Materials Features
Special Characterstics
  • Improved slide properties
  • Improved wear resistance
  • Very low expansion coefficient
  • High temperature resistance
  • Flame resistant
  • High compressive strength
  • High resistance to energy radiation
  • Excellent resistance to chemicals and heating steam
  • High wear resistance
  • High compressive strength
  • Good slide properties
  • Good continuous temperature behavior
Capabilities
  • Murpec® SP Black
  • Highly-stressed wearing parts Sliding guides Slide bearings

Applications & Uses

Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Break Stress78MPaISO 5271/2
Breaking Elongation3%ISO 5271/2
Charpy Impact Strength25kJ/m²ISO 1791/1eU
Coefficient of Elasticity (Tensile Test)5900MPaISO 5271/2
Coefficient of Sliding Friction (Dry)⁶0.15μ-
Indentation Hardness215N/mm²ISO 20391
Notch Impact Toughness (Charpy)3kJ/m²ISO 1791/1eA
Pressure Test (Compression Strength at 1% Nominal Compression)46MPaISO 604
Pressure Test (Compression Strength at 2% Nominal Compression)80MPaISO 604
Pressure Test (Compression Strength at 5% Nominal Compression)120MPaISO 604
Rockwell HardnessM85-ISO 20392
Sliding Abrasion⁶0.05μm/km-
Typical Properties
ValueUnitsTest Method / Conditions
CodePEEK - SP-ISO 10431
Material ColourBlack--
Density1.45g/cmISO 11831
Water Absorption (After 24h Storage in Water at 23°C)0.05%ISO 62
Water Absorption (After 96h Storage in Water at 23°C)0.11%ISO 62
Water Absorption (Saturation in Standard Atmosphere of 23°C/50 % RH)0.16%-
Water Absorption (Saturation in Water)0.35%-
Thermal Properties
ValueUnitsTest Method / Conditions
Burning behaviour as per UL94 (Sample thickness 3/6 mm)V0/V0--
Glass Transition Temperature143°CISO 113571/2
Heat Conductivity (23°C)0.78W/(K x m)-
Linear Thermal Coefficient of Expansion (Average Value above 150°C)85 x 10⁻⁶m/(K x m)-
Linear Thermal Coefficient of Expansion (Average Value between 23 and 100°C)40 x 10⁻⁶m/(K x m)-
Linear Thermal Coefficient of Expansion (Average Value between 23 and 60°C)35 x 10⁻⁶m/(K x m)-
Lower Service Temperature⁴-20°C-
Melting Temperature340°CISO 113571/3
Upper Service Temperature Constant in Air (20000h)³250°C-
Upper Service Temperature in Air (Short-term)²310°C-

Regulatory & Compliance

Certifications & Compliance