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PEEK Nut

The PEEK Nut is part of Goodfellow's range of bolts and fasteners made from PEEK (polyetheretherketone). With its excellent mechanical properties and chemical resistance, PEEK is suitable for a wide variety of applications. The PEEK Nut range includes 28 variations, with nuts in different sizes and thread configurations. Example applications of PEEK nuts include use in the aerospace, automotive, and semiconductor industries, where the material’s strength at high temperatures and resistance to chemicals are advantageous.
Formula: PEEK
Size: M2
Quantity: 20 Pcs
Pitch: 0.4mm
CAS Number: 29658-26-2
UOM Code: 629-608-01
SKU: 1000075879
Product Code: EK30-NU-000102

Tolerances

Nut
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Nut
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Technical Data Sheet
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Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Good-Poor
Acids - dilute Good
Alcohols Good
Alkalis Good
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good
Halogens Good-Poor
Ketones Good-Poor
Mechanical Properties
Element Value
Coefficient of friction 0.18
Hardness - Rockwell M99
Poisson's ratio 0.4
Elongation at break( % ) 50
Tensile modulus( GPa ) 3.7-4
Izod impact strength( J m⁻¹ ) 85
Tensile strength( MPa ) 70-100
Electrical Properties
Element Value
Dielectric constant @1kHz 3.2-3.3@50Hz-10Khz
Dissipation factor @ 1MHz 0.003
Dielectric strength( kV mm⁻¹ ) 190@50µm
Volume resistivity( Ohmcm ) 10¹⁵-10¹⁶
Physical Properties
Element Value
Flammability V-0 @ 1.5mm
Radiation resistance Good
Resistance to Ultra-violet Fair
Limiting oxygen index( % ) 35
Water absorption - equilibrium( % ) 0.5
Water absorption - over 24 hours( % ) 0.1-0.3
Density( gcm⁻³ ) 1.26-1.32
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 260
Heat-deflection temperature - 1.8MPa( C ) 160
Upper working temperature( C ) 250
Specific heat( J K⁻¹ kg⁻¹ ) 1340
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.25@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 47-108
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