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Committed to the original development and import substitution of PPS polyphenylene sulfide


Ultra High Wear Resistant Polyphenylene Sulfide

Product characteristics

PPS-PAC20 is a 20% carbon fiber reinforced polyphenylene sulfide material with good wear resistance, excellent chemical resistance and heat resistance.


This product is mainly used to make gear, high temperature sleeve, sliding bearing and other products with lower friction coefficient and lower friction consumption requirements.

Technical parameters

Physical Propertyunit
Testing StandardTest Result
Densityg/cm3ISO 11831.42
Molding shrinkage-Parallel flow direction%ISO 294-40.3
Molding shrinkage-Vertical flow direction%ISO 294-40.7
Water absorption rate(23℃,24Hrs)%ISO 620.04

Mechanical PropertyunitTesting StandardTest Result
Tensile StrengthMPaISO 527100.0
Flexural StrengthMPaISO 178200.0
Flexural ModulusGPaISO 17811.0
Charpy Impact StrengthkJ/m2ISO 17922.0
Charpy Notched Impact StrengthkJ/m2ISO 1795.0

Thermal propertyunitTesting StandardTest Result
Melting PointISO 11357280.0
Hot Deformation Temperature(1.8MPa)ISO 75260.0
Flame Retardancy

Wear resistanceunitTesting StandardTest Result
Sliding friction coefficient
GB/T 36900.2
Wear qualitymg/120minGB/T 36905.0

Injection Molding ConditionsunitReference Value
Drying Tmperature130-150
Drying TimeHrs3-4
Heating temperature of cylinder290-320
Nozzle Temperature300-320
Mold Temperature120-150
Injection PressureMpa80-150
Packing PressureMpa30-70