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Polyphenylene Sulfide for Continuous Carbon Fiber Impregnation

Product characteristics

PPS-PHF70 is a polyphenylene sulfide material for continuous carbon fibre impregnation. It has super fluidity, chemical corrosion resistance and heat resistance.


This product is mainly used for the preparation of continuous carbon fibre prepreg and related products.

Technical parameters

Physical Propertyunit
Testing StandardTest Result
Densityg/cm3ISO 11831.35
Molding shrinkage-Parallel flow direction%ISO 294-40.4
Molding shrinkage-Vertical flow direction%ISO 294-40.8
Water absorption rate(23℃,24Hrs)%ISO 620.02

Mechanical PropertyunitTesting StandardTest Result
Tensile StrengthMPaISO 52765.0.0
Flexural StrengthMPaISO 178100.0
Flexural ModulusGPaISO 1783.0
Charpy Impact StrengthkJ/m2ISO 17930.0
Charpy Notched Impact StrengthkJ/m2ISO 1793.0

Thermal propertyunitTesting StandardTest Result
Melting PointISO 11357280.0
Hot Deformation Temperature(1.8MPa)ISO 7590.0
Flame Retardancy

Thermal propertyunitTesting StandardTest Result
Dielectric StrengthkV/mmIEC 60243-
Dielectric Constant
IEC 60250-
Dielectric Loss Factor
IEC 60250-
Volume ResistivityΩ・cmIEC 60093-
Comparative Tracking IndexVIEC 60112-

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