PPS Washer

Formula: PPS

Form: Washer

Material: Polyphenylene sulfide (PPS)

Commodity: Polymers

The PPS Washer is part of Goodfellow's extensive range of bolt products, with 27 variations available. Made from polyphenylene sulfide (PPS), these washers offer excellent chemical resistance and dimensional stability under load. They are ideally suited to applications where resistance to hydrocarbons, acids, alkalis, and solvents is required. With options for a broad range of dimensions, the PPS Washer provides versatile fastening solutions for the chemical processing, oil and gas, and automotive industries.

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Technical Data Sheet Safety Data Sheet Tolerance Properties

each

Tolerances

Washer

Size		See item

Material Properties for Polymers

Chemical Resistance

Element	Value
Acids - concentrated	Poor
Acids - dilute	Fair

Physical Properties

Element	Value
Flammability	V0
Water absorption - over 24 hours( % )	0.02
Density( gcm⁻³ )	1.35

Thermal Properties

Element	Value
Heat-deflection temperature - 1.8MPa( C )	104
Upper working temperature( C )	170
Thermal conductivity( W m⁻¹ K⁻¹ )	0.3 -
Thermal conductivity( W m⁻¹ K⁻¹ )	23/ - 4.0
Thermal conductivity( W m⁻¹ K⁻¹ )	0.3
Thermal conductivity( W m⁻¹ K⁻¹ )	23/
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	4