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RTP Company RTP 1400 N Polyethersulfone (PES) High Viscosity
Subcategory: Polyethersulfone; Polymer; Thermoplastic
| Physical Properties | Original Value | Comments | ||
| ||||
| Specific Gravity | 1.37 g/cc | ASTM D792 | ||
| Water Absorption | 0.54 % | 24 hrs; 23°C; ASTM D570 | ||
| Linear Mold Shrinkage | 0.006 cm/cm | 1/8 in (3.2 mm); ASTM D955 | ||
| Melt Flow | 30 g/10 min | 385°C/2160 kg; ASTM D1238 | ||
Mechanical Properties | ||||
| ||||
| Tensile Strength @ Break | 12000 psi | ASTM D638 | ||
| Elongation at Break | 6.5 % | ASTM D638 | ||
| Tensile Modulus | 390000 psi | ASTM D638 | ||
| Flexural Modulus | 420000 psi | ASTM D638 | ||
| Flexural Yield Strength | 16100 psi | ASTM D790 | ||
| Izod Impact, Notched | 1.6 ft-lb/in | 1/8 in (3.2 mm); ASTM D256 | ||
Electrical Properties | ||||
| ||||
| Volume Resistivity | Min 1e+012 ohm-cm | ASTM D257 | ||
| Dielectric Constant | 3.5 | 1 MHz; Dry; ASTM D150 | ||
| Dielectric Strength | 380 V/mil | S/T; in oil; ASTM D149 | ||
| Dissipation Factor | 0.0056 | 1 MHz; Dry; ASTM D150 | ||
Thermal Properties | ||||
| ||||
| CTE, linear 68°F | 27 µin/in-°F | Flow Direction; ASTM E831 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 400 °F | ASTM D648 | ||
| Flammability, UL94 | V-0 | 1/16 in (1.5 mm) | ||
Processing Properties | ||||
| ||||
| Melt Temperature | 650 - 710 °F | |||
| Mold Temperature | 275 - 350 °F | |||
| Drying Temperature | 300 °F | 6 hrs | ||
| Moisture Content | 0.04 % | |||
| Dew Point | -25 °F | |||
| Injection Pressure | 10000 - 15000 psi | |||
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