- 密度 [g/cm3]: 1.21
- 吸水率 [%]: 6.9
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.21 g/cc | 0.0437 lb/in³ | ISO 1183-1 |
Moisture Absorption at Equilibrium | 2.5 % | 2.5 % | 50% RH |
Water Absorption at Saturation | 6.9 % | 6.9 % | |
Mechanical Properties | Metric | English | Comments |
Hardness, Rockwell M | 85 | 85 | ISO 2039-2 |
Ball Indentation Hardness | 170 MPa | 24700 psi | ISO 2039-1 |
Tensile Strength | 87.0 MPa | 12600 psi | at Yield; ISO 527-1/-2 |
Elongation at Break | 25 % | 25 % | ISO 527-1/-2 |
Elongation at Yield | 4.0 % | 4.0 % | ISO 527-1/-2 |
Tensile Modulus | 4.00 GPa | 580 ksi | ISO 527-1/-2 |
Compressive Strength | 35.0 MPa @Strain 1 % | 5080 psi @Strain 1 % | ISO 604 |
67.0 MPa @Strain 2 % | 9720 psi @Strain 2 % | ISO 604 | |
92.0 MPa @Strain 5 % | 13300 psi @Strain 5 % | ISO 604 | |
Charpy Impact Unnotched | 8.00 J/cm² | 38.1 ft-lb/in² | ISO 179-1/1eU |
Charpy Impact, Notched | 0.300 J/cm² | 1.43 ft-lb/in² | ISO 179-1/1eA |
Coefficient of Friction, Dynamic | 0.40 - 0.60 | 0.40 - 0.60 | |
Electrical Properties | Metric | English | Comments |
Volume Resistivity | >= 1.0e+12 ohm-cm | >= 1.0e+12 ohm-cm | IEC 60093 |
Surface Resistivity per Square | >= 1.0e+11 ohm | >= 1.0e+11 ohm | IEC 60093 |
Thermal Properties | Metric | English | Comments |
CTE, linear | 100 µm/m-°C @Temperature 23.0 - 100 °C | 55.6 µin/in-°F @Temperature 73.4 - 212 °F | |
Thermal Conductivity | 0.280 W/m-K | 1.94 BTU-in/hr-ft²-°F | |
Melting Point | 220 °C | 428 °F | DSC, 10°C/min.; ISO 11357-1/-3 |
Maximum Service Temperature, Air | 70.0 °C | 158 °F | Continuous; 20,000 h |
85.0 °C | 185 °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 | 25 % | 25 % | ISO 4589-1/-2 |
Compliance Properties | Metric | English | Comments |
3A-Dairy | No | No | |
European Food 1935/2004 | Yes | Yes | |
FDA | Yes | Yes | |
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 |