Committed to the original development and import substitution of PPS polyphenylene sulfide
Polyphenylene Sulfide for Continuous Carbon Fiber Impregnation
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.
| Physical Property | unit | Testing Standard | Test Result |
| Density | g/cm3 | ISO 1183 | 1.35 |
| Molding shrinkage-Parallel flow direction | % | ISO 294-4 | 0.4 |
| Molding shrinkage-Vertical flow direction | % | ISO 294-4 | 0.8 |
| Water absorption rate（23℃,24Hrs） | % | ISO 62 | 0.02 |
| Mechanical Property | unit | Testing Standard | Test Result |
| Tensile Strength | MPa | ISO 527 | 65.0.0 |
| Flexural Strength | MPa | ISO 178 | 100.0 |
| Flexural Modulus | GPa | ISO 178 | 3.0 |
| Charpy Impact Strength | kJ/m2 | ISO 179 | 30.0 |
| Charpy Notched Impact Strength | kJ/m2 | ISO 179 | 3.0 |
| Thermal property | unit | Testing Standard | Test Result |
| Melting Point | ℃ | ISO 11357 | 280.0 |
| Hot Deformation Temperature(1.8MPa) | ℃ | ISO 75 | 90.0 |
| Flame Retardancy | UL-94 | V-0 |
| Thermal property | unit | Testing Standard | Test Result |
| Dielectric Strength | kV/mm | IEC 60243 | - |
| Dielectric Constant | IEC 60250 | - | |
| Dielectric Loss Factor | IEC 60250 | - | |
| Volume Resistivity | Ω･cm | IEC 60093 | - |
| Comparative Tracking Index | V | IEC 60112 | - |
| Injection Molding Conditions | unit | Reference Value |
| Drying Tmperature | ℃ | 130-150 |
| Drying Time | Hrs | 3-4 |
| Heating temperature of cylinder | ℃ | 290-320 |
| Nozzle Temperature | ℃ | 300-320 |
| Mold Temperature | ℃ | 120-150 |
| Injection Pressure | Mpa | 80-150 |
| Packing Pressure | Mpa | 30-70 |
