Committed to the original development and import substitution of PPS polyphenylene sulfide
Glass Fiber Mineral Composite Polyphenylene Sulfide
PPS-P201M70 is a 70% glass fiber and mineral composite polyphenylene sulfide material with low shrinkage, low warpage, excellent electrical properties and heat resistance.
This product is mainly used in automotive oil pump impeller, lamp reflector, PTC electronic support electrical products and other parts.
| Physical Property | unit | Testing Standard | Test Result |
| Density | g/cm3 | ISO 1183 | 2.02 |
| Molding shrinkage-Parallel flow direction | % | ISO 294-4 | 0.3 |
| Molding shrinkage-Vertical flow direction | % | ISO 294-4 | 0.5 |
| Water absorption rate（23℃,24Hrs） | % | ISO 62 | 0.02 |
| Mechanical Property | unit | Testing Standard | Test Result |
| Tensile Strength | MPa | ISO 527 | 150.0 |
| Flexural Strength | MPa | ISO 178 | 250.0 |
| Flexural Modulus | GPa | ISO 178 | 25.0 |
| Charpy Impact Strength | kJ/m2 | ISO 179 | 26.0 |
| Charpy Notched Impact Strength | kJ/m2 | ISO 179 | 7.0 |
| Thermal property | unit | Testing Standard | Test Result |
| Melting Point | ℃ | ISO 11357 | 288.0 |
| Hot Deformation Temperature(1.8MPa) | ℃ | ISO 75 | 280.0 |
| Flame Retardancy | UL-94 | V-0 |
| Thermal property | unit | Testing Standard | Test Result |
| Dielectric Strength | kV/mm | IEC 60243 | 14.0 |
| Dielectric Constant | IEC 60250 | 5.0 | |
| Dielectric Loss Factor | IEC 60250 | 0.001 | |
| Volume Resistivity | Ω･cm | IEC 60093 | 1.6×1015 |
| Comparative Tracking Index | V | IEC 60112 | 220.0 |
| 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 |
