PPS Cross Recessed Pan Head Bolt

PPS Cross Recessed Pan Head Bolt combines the mechanical robustness of polyphenylene sulfide (PPS) with exceptional thermal resistance and chemical stability, presented in a standardized fastener form. Its high dimensional stability and flame retardancy make it suitable for aerospace, electronics, and chemical processing. Industries employ PPS bolts in corrosive environments, high-temperature assemblies, and electrical insulation structures. Specific applications include fastening components in semiconductor equipment, securing aerospace panels exposed to thermal cycling, and chemical-resistant joints in process plants. Research applications highlight its use in lightweight polymer-metal hybrid assemblies, dielectric fastener systems, and stress–strain testing of high-performance polymers. The bolt geometry ensures compatibility with standard tooling while retaining PPS’s inherent resistance to creep and hydrolysis. By combining structural reliability with polymer versatility, these bolts serve as indispensable fasteners in demanding industrial and scientific environments.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Bolt

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