美国SABIC低翘曲PPO NORYL HM4025H
40% GF/MF filled FR PPE/PS blend, high flow
Density / Specific Gravity | 1.44 | g/cm | ASTM D792 |
Melt Mass-Flow Rate (MFR)(300°C/2.16 kg) | 15 | g/10 min | ASTM D1238 |
Molding Shrinkage - Flow(3.20 mm) | 0.15 to 0.25 | % | Internal Method |
Water Absorption(24 hr) | 0.060 | % | ASTM D570 |
| Hardness | Nominal Value | Unit | Test Method |
Rockwell Hardness(M-Scale) | 90 |
| ASTM D785 |
| Mechanical | Nominal Value | Unit | Test Method |
Tensile Stress(Yield) | 116 | MPa | Internal Method |
Tensile Strain(Break) | 4.0 to 6.0 | % | Internal Method |
Flexural Modulus | 10300 | MPa | ASTM D790 |
Flexural Strength | 154 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
Notched Izod Impact(23°C) | 68 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
Deflection Temperature Under Load(1.8 MPa, Unannealed, 6.40 mm) | 125 | °C | ASTM D648 |
PPO还具有***、***、耐污染等优点。E、PPO塑胶原料的介电常数和介电损耗在工程塑料中是***小的品种之一,几乎不受温度、湿度的影响,可用于低、中、高频电场领域。F、PPO的负荷变形温度可达190℃以上,脆化温度为-170℃。 G、主要缺点是熔融流动性差,加工成型困难。

