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

PAC25

Ultra High Wear Resistant Polyphenylene Sulfide

Product characteristics

PPS-PAC25 is a 25% carbon fiber reinforced polyphenylene sulfide material with good wear resistance, excellent chemical resistance and heat resistance.



Application

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 11831.44
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 527120.0
Flexural StrengthMPaISO 178210.0
Flexural ModulusGPaISO 17815.0
Charpy Impact StrengthkJ/m2ISO 17930.0
Charpy Notched Impact StrengthkJ/m2ISO 1797.0


Thermal propertyunitTesting StandardTest Result
Melting PointISO 11357283.0
Hot Deformation Temperature(1.8MPa)ISO 75265.0
Flame Retardancy
UL-94V-0


Wear resistanceunitTesting StandardTest Result
Sliding friction coefficient
GB/T 36900.17
Wear qualitymg/120minGB/T 36904.0


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