PPS Disk

PPS Disk provides high thermal stability, excellent chemical resistance, and dielectric strength in a circular form suitable for insulation and structural integration. Its ability to withstand continuous use up to ~200 °C and maintain dimensional integrity under stress makes it valuable in electronics, automotive, and chemical industries. Applications include insulation spacers, sealing components, and substrates in electrical devices. Specific technologies benefiting include high-temperature circuit boards, fuel system components, and precision pumps exposed to corrosive fluids. Research explores PPS disks in dielectric testing, tribological wear studies, and as substrates for coating development. The disk format ensures reproducibility in testing environments and easy incorporation into planar assemblies. With its unique balance of mechanical durability, thermal performance, and chemical stability, PPS disks remain vital components bridging industrial demands with advanced research.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Disk

Thickness		±20%

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