PPS Filament

PPS Filament delivers high tensile strength, flame retardancy, and chemical resistance in a continuous fiber format, making it indispensable for textiles, filtration, and composite reinforcement. Industries including aerospace, automotive, and energy use PPS filaments in filter fabrics, conveyor belts, and thermal insulation layers. Specific applications include hot gas filtration media, high-strength sewing threads for protective clothing, and reinforcement fibers in polymer composites. Research leverages PPS filaments for high-temperature fiber composites, nanofiber membranes, and surface-modified functional textiles. The continuous filament form provides uniformity, strength retention, and ease of processing into woven or nonwoven structures. Its resilience under harsh conditions ensures reliable long-term performance, positioning PPS filament as a critical material bridging lightweight structural reinforcement and high-performance filtration technologies.

Quick Links:

Tolerance

Properties

Reference & Citations

each

Tolerances

Filament

Diameter		±20%
Length		+5% / -1%

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