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Formula: PA 66 - (C₁₂H₂₂N₂)ₙ
Form: Ball/Sphere
Material: Polyamide 66 (PA)
CAS Number: 32131-17-2
Commodity: Polymers
Type: Precision Sphere
Nylon 66 Balls from Goodfellow's range of precision engineered balls come in 7 variations and can be customized. Made from nylon 66, they provide good mechanical strength, fatigue resistance, and chemical resistance. Typical uses for Nylon 66 Balls include automotive components, consumer products, and industrial machinery where lightweight, durable fasteners are needed. The combination of nylon's properties and precision manufacturing allows these balls to serve reliably in demanding environments.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Ball/Sphere
Diameter Standard ±5%
Diameter Precision See Item

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Poor
Acids - dilute Poor
Alcohols Good
Alkalis Good-Fair
Aromatic hydrocarbons Good
Greases and Oils Good
Halogenated Hydrocarbons Good-Poor
Halogens Poor
Ketones Good
Mechanical Properties
Element Value
Coefficient of friction 0.2-0.3
Hardness - Rockwell M89
Poisson's ratio 0.41
Elongation at break( % ) 40
Tensile modulus( GPa ) 3.3
Izod impact strength( J m⁻¹ ) 40-110
Abrasive resistance - ASTM D1044( mg/1000 cycles ) 03-May
Tensile strength( MPa ) 82
Electrical Properties
Element Value
Dielectric constant @1MHz 3.4
Dissipation factor @ 1kHz 0.2
Dielectric strength( kV mm⁻¹ ) 25
Surface resistivity( Ohm/sq ) 10¹¹
Volume resistivity( Ohmcm ) 10¹³
Physical Properties
Element Value
Flammability HB
Radiation resistance Fair
Refractive index 1.53
Resistance to Ultra-violet Poor
Limiting oxygen index( % ) 23
Water absorption( % ) 8.5
Water absorption - equilibrium( % ) 8
Water absorption - over 24 hours( % ) 2.3
Density( gcm⁻³ ) 1.14
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 200
Heat-deflection temperature - 1.8MPa( C ) 100
Lower working temperature( C ) -30
Upper working temperature( C ) 80-180
Specific heat( J K⁻¹ kg⁻¹ ) 1670
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.25@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 90

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