- 缺口冲击强度: 1.89
- 弯曲强度 [MPa]: 31.6
- 弯曲模量 [MPa]: 0.496
- 硬度: 58.0
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Specific Gravity | 2.175 g/cc | 2.175 g/cc | ASTM D4895 | ||
| Bulk Density | 0.460 g/cc | 0.0166 lb/in³ | ASTM D4895 | ||
| Water Absorption | <= 0.010 % | <= 0.010 % | 24 hours; ASTM D570 | ||
| Particle Size | 490 µm | 490 µm | ASTM D4895 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Hardness, Rockwell R | 58 | 58 | ASTM D785 | ||
| Hardness, Shore A | 98 | 98 | ASTM D2240 | ||
| Hardness, Shore D | 58 | 58 | ASTM D2240 | ||
| Tensile Strength, Ultimate | 31.6 MPa | 4580 psi | ASTM D1708 | ||
| Elongation at Break | 400 % | 400 % | ASTM D1708 | ||
| Flexural Modulus | 0.496 GPa | 71.9 ksi | ASTM D790 | ||
| Poissons Ratio | 0.46 | 0.46 | approaches a limit of 0.50 at higher temperature | ||
| Izod Impact, Notched | 1.89 J/cm | 3.54 ft-lb/in | ASTM D256 | ||
| Coefficient of Friction | 0.050 - 0.10 | 0.050 - 0.10 | ASTM D 1894 | ||
| Coefficient of Friction, Dynamic | 0.10 | 0.10 | V = 10 fpm; P= 800 - 1000 psi | ||
| 0.13 | 0.13 | V = 100 fpm; P= 80 - 100 psi | |||
| Coefficient of Friction, Static | 0.050 - 0.080 | 0.050 - 0.080 | 500 psi | ||
| K (wear) Factor | 5040 x 10-8 mm³/N-M | 2500 x 10-10 in³-min/ft-lb-hr | unlubricated vs. soft carbon steel | ||
| Limiting Pressure Velocity | 0.0420 MPa-m/sec @Temperature 21.0 - 27.0 °C | 1200 psi-ft/min @Temperature 69.8 - 80.6 °F | at 10 fpm | ||
| 0.0631 MPa-m/sec @Temperature 21.0 - 27.0 °C | 1800 psi-ft/min @Temperature 69.8 - 80.6 °F | at 100 fpm | |||
| 0.0876 MPa-m/sec @Temperature 21.0 - 27.0 °C | 2500 psi-ft/min @Temperature 69.8 - 80.6 °F | at 1000 fpm | |||
| Taber Abrasion, mg/1000 Cycles | 8.9 | 8.9 | 1000 cycles; CS-17F wheel | ||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | >= 1.00e+17 ohm-cm | >= 1.00e+17 ohm-cm | ASTM D257 | ||
| Surface Resistivity per Square | >= 1.00e+18 ohm | >= 1.00e+18 ohm | ASTM D257 | ||
| Dielectric Constant | 2.05 @Frequency 100 - 6.00e+7 Hz | 2.05 @Frequency 100 - 6.00e+7 Hz | ASTM D150 | ||
| Dielectric Strength | 18.0 kV/mm | 457 kV/in | 100 micrometers film; ASTM D149 | ||
| Dissipation Factor | <= 0.00010 @Frequency 1e+6 Hz | <= 0.00010 @Frequency 1e+6 Hz | ASTM D150 | ||
| Arc Resistance | >= 300 sec | >= 300 sec | ASTM D495 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 112 µm/m-°C @Temperature -100 - 25.0 °C | 62.2 µin/in-°F @Temperature -148 - 77.0 °F | |||
| 124 µm/m-°C @Temperature 25.0 - 100 °C | 68.9 µin/in-°F @Temperature 77.0 - 212 °F | ||||
| 220 µm/m-°C @Temperature 25.0 - 300 °C | 122 µin/in-°F @Temperature 77.0 - 572 °F | ||||
| 790 µm/m-°C @Temperature 20.0 - 25.0 °C | 439 µin/in-°F @Temperature 68.0 - 77.0 °F | Large volume change in the 18-25°C transition range | |||
| Specific Heat Capacity | 1.20 J/g-°C @Temperature 40.0 °C | 0.287 BTU/lb-°F @Temperature 104 °F | |||
| 1.30 J/g-°C @Temperature 150 °C | 0.311 BTU/lb-°F @Temperature 302 °F | ||||
| 1.40 J/g-°C @Temperature 260 °C | 0.335 BTU/lb-°F @Temperature 500 °F | ||||
| 1.50 J/g-°C @Temperature 20.0 °C | 0.359 BTU/lb-°F @Temperature 68.0 °F | ||||
| Thermal Conductivity | 0.300 W/m-K @Temperature 20.0 - 260 °C | 2.08 BTU-in/hr-ft²-°F @Temperature 68.0 - 500 °F | |||
| Melting Point | 325 °C | 617 °F | ASTM D4895 | ||
| Maximum Service Temperature, Air | 260 °C | 500 °F | retains useful mechanical properties | ||
| Minimum Service Temperature, Air | -268 °C | -450 °F | retains useful mechanical properties | ||
| -79.0 °C | -110 °F | remains highly flexible | |||
| Flammability, UL94 | V-0 | V-0 | |||
| Oxygen Index | >= 95 % | >= 95 % | Limiting Oxygen Index; ASTM D2863 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 379 - 429 °C | 714 - 804 °F | Cure Temperature | ||
| Descriptive Properties | |||||
| 20% Hydrochloric Acid Transmission, g/100sq in. | <0.01 | ||||
| 50% Sodium Hydroxide Transmission, g/100sq in. | <.01 | ||||
| Acetic Acid Transmission, g/100sq in. | 0.41 | ||||
| Acetone Transmission, g/100sq in. | 0.95 | ||||
| Acetophenone Transmission, g/100sq in. | 0.5 | ||||
| Benzene Transmission, g/100sq in. | 0.64 | ||||
| Carbon Tetrachloride Transmission, g/100sq in. | 0.31 | ||||
| Chemical Inertness | Inert to almost all chemicals and solvents | ||||
| Chemical/Solvent Resistance | Excellent | ||||
| Detergent Resist. on grit-blasted aluminum, Hours | 624 | ||||
| Detergent Resistance on aluminum, Hours | 264 | ||||
| Detergent Resistance on grit-blasted steel, Hours | 24 | ||||
| Ethyl Acetate Transmission, g/100sq in. | 0.76 | ||||
| Folding Endurance, # cycles, .18-.20 mm | >10^6 | ||||
| Heat of Combustion J/g | 5100 | ASTM D240 | |||
| Hexane Transmission, g/100sq in. | 0.56 | ||||
| Piperidine Transmission, g/100sq in. | 0.04 | ||||
| Red Fuming Nitric Acid Transmission, g/100sq in. | 7.5-1.4 | ||||
| Rheometer Pressure, MPa | 40 | ||||
| Salt Spray Resistance on aluminum, Hours | >744 | ||||
| Salt Spray Resistance on steel, Hours | 192 | ||||
| Sulfuric Acid Transmission, g/100sq in. | 0.00001 | ||||
| Thermal Instability Index ASTM D4895 | <15 | ||||
| Water Transmission, g/100sq in. | 0.4 | ||||
| Weather Resistance | Excellent | Years unaffected in Florida Exposure | |||