- 密度 [g/cm3]: 1.14
- 吸水率 [%]: 8.0
- 断裂伸长率 [%]: 135
- 弯曲模量 [MPa]: 3.24
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.14 g/cc | 0.0412 lb/in³ | ISO 1183-1 |
Moisture Absorption at Equilibrium | 2.4 % | 2.4 % | 50% RH |
Water Absorption at Saturation | 8.0 % | 8.0 % | |
Mechanical Properties | Metric | English | Comments |
Hardness, Rockwell M | 88 | 88 | ISO 2039-2 |
Hardness, Shore D | 80 | 80 | |
Ball Indentation Hardness | 160 MPa | 23200 psi | ISO 2039-1 |
Tensile Strength | 93.0 MPa | 13500 psi | at Yield; ISO 527-1/-2 |
Elongation at Break | 50 % | 50 % | ISO 527-1/-2 |
Elongation at Yield | 5.0 % | 5.0 % | ISO 527-1/-2 |
Tensile Modulus | 3.55 GPa | 515 ksi | ISO 527-1/-2 |
Flexural Yield Strength | 135 MPa | 19600 psi | |
Flexural Modulus | 3.24 GPa | 470 ksi | |
Compressive Strength | 32.0 MPa @Strain 1 % | 4640 psi @Strain 1 % | ISO 604 |
62.0 MPa @Strain 2 % | 8990 psi @Strain 2 % | ISO 604 | |
100 MPa @Strain 5 % | 14500 psi @Strain 5 % | ISO 604 | |
K Factor (ISO) | 14 µm/km | 14 µm/km | |
Charpy Impact Unnotched | NB | NB | ISO 179-1/1eU |
Charpy Impact, Notched | 0.450 J/cm² | 2.14 ft-lb/in² | ISO 179-1/1eA |
Coefficient of Friction, Dynamic | 0.40 - 0.60 | 0.40 - 0.60 | |
Limiting Pressure Velocity | 0.0800 MPa-m/sec | 2280 psi-ft/min | at 1 m/s unlubricated |
0.130 MPa-m/sec | 3710 psi-ft/min | at 0.1 m/s unlubricated | |
Electrical Properties | Metric | English | Comments |
Volume Resistivity | >= 1.0e+14 ohm-cm | >= 1.0e+14 ohm-cm | IEC 60093 |
Surface Resistivity per Square | >= 1.0e+13 ohm | >= 1.0e+13 ohm | IEC 60093 |
Dielectric Constant | 3.8 @Frequency >=100000 Hz | 3.8 @Frequency >=100000 Hz | IEC 60250 |
Dielectric Strength | 27.0 kV/mm | 686 kV/in | |
Dissipation Factor | 0.013 @Frequency 100000 Hz | 0.013 @Frequency 100000 Hz | IEC 60250 |
Comparative Tracking Index | 600 V | 600 V | IEC 60112 |
Thermal Properties | Metric | English | Comments |
CTE, linear | 95.0 µm/m-°C @Temperature 23.0 - 100 °C | 52.8 µin/in-°F @Temperature 73.4 - 212 °F | |
Thermal Conductivity | 0.280 W/m-K | 1.94 BTU-in/hr-ft²-°F | |
Melting Point | 260 °C | 500 °F | DSC, 10°C/min.; ISO 11357-1/-3 |
Maximum Service Temperature, Air | 80.0 °C | 176 °F | Continuous; 20,000 h |
95.0 °C | 203 °F | Continuous; 5,000 h | |
Deflection Temperature at 1.8 MPa (264 psi) | 85.0 °C | 185 °F | ISO 75-1/-2 |
Flammability, UL94 | HB | HB | |
Oxygen Index | 26 % | 26 % | ISO 4589-1/-2 |
Compliance Properties | Metric | English | Comments |
3A-Dairy | No | No | |
European Food 1935/2004 | No | No | |
FDA | Yes | Yes | only natural |
USP Class VI | No | No | |
Chemical Resistance Properties | Metric | English | Comments |
Acids, Strong (pH 1-3) | Unacceptable | Unacceptable | |
Acids, Weak | Limited | Limited | |
Alcohols | Limited | Limited | |
Alkalies, Strong (pH 11-14) | Unacceptable | Unacceptable | |
Alkalies, Weak | Limited | Limited | |
Chlorinated Solvents | Limited | Limited | |
Continuous Sunlight | Limited | Limited | |
Hot Water / Steam | Limited | Limited | |
Hydrocarbons - Aliphatic | Acceptable | Acceptable | |
Hydrocarbons - Aromatic | Acceptable | Acceptable | |
Inorganic Salt Solutions | Acceptable | Acceptable | |
Ketones, Esters | Acceptable | Acceptable |