Gharda Chemicals Gafone? PES 3100 Polyethersulfone (PES)
Subcategory: Polyethersulfone; Polymer; Thermoplastic
Close Analogs: Solvay Advanced Polymers completed its acquisition of Gharda Polymers Division in May 2006. Current product data sheets are available under the Solvay Advanced Polymers name.
Material Notes:
Characteristics:
- Excellent Thermal Resistance - Tg 224°C
- Outstanding Mechanical, Electrical, Flame & Chemical Resistance
- Very good Hydrolytic & Sterilization Resistance
- Good Optical Clarity
- Processed by all Conventional Techniques
Applications:
- Clear applications like baby bottle, snuffer buttons, tee lights etc.
- Membrane applications
- Industrial and domestic coating
- Medical - Sterilizable box, surgical instrument
- Automotive - engine components
- Household - microwave oven food trays
- Industrial - oil level indicator, high temp. lighting fixture, Heat exchanger parts
- Electrical - Printed circuit board
Information provided by Gharda Chemicals
| Physical Properties | Metric | English | Comments | |
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| Specific Gravity | 1.37 g/cc | 0.0495 lb/in? | ASTM D792 | |
| Water Absorption | 0.56 % | 0.56 % | 24 Hours; ASTM D570 | |
| Melt Flow | 10 - 13 g/10 min | 10 - 13 g/10 min | At 380?C, 2.16 kg, 6`; ASTM D1238 | |
Mechanical Properties |
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| Tensile Strength, Yield | 91 MPa | 13200 psi | ASTM D638 | |
| Elongation at Break | Min 50 % | Min 50 % | ASTM D638 | |
| Tensile Modulus | 2.6 GPa | 377 ksi | ASTM D638 | |
| Flexural Modulus | 2.7 GPa | 392 ksi | ASTM D790 | |
| Flexural Strength | 124 MPa | 18000 psi | ASTM D790 | |
| Izod Impact, Notched | 0.7 J/cm | 1.31 ft-lb/in | ASTM D256 | |
Electrical Properties |
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| Volume Resistivity | Min 1e+016 ohm-cm | Min 1e+016 ohm-cm | ASTM D257 | |
| Surface Resistance | Min 1e+014 ohm | Min 1e+014 ohm | ASTM D257 | |
| Dielectric Constant | 3.2 | 3.2 | At 60 Hz; ASTM D150 | |
| Dielectric Strength | 16 kV/mm | 406 kV/in | ASTM D149 | |
| Dissipation Factor | 0.004 | 0.004 | At 60 Hz; ASTM D150 | |
| Arc Resistance | 50 sec | 50 sec | ASTM D495 | |
| Comparative Tracking Index | 150 V | 150 V | ASTM D3638 | |
Thermal Properties |
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| CTE, linear 20?C | 57 ?m/m-?C | 31.7 ?in/in-?F | ASTM D696 | |
| Maximum Service Temperature, Air | 180 ?C | 356 ?F | Continuous Use; UL-746B | |
| Deflection Temperature at 1.8 MPa (264 psi) | 200 ?C | 392 ?F | ASTM D648 | |
| Glass Temperature | 225 ?C | 437 ?F | ASTM D3482 | |
| Flammability, UL94 | V-0 | V-0 | 0.8 mm thickness; UL 94 | |
| Oxygen Index | 40 % | 40 % | Limiting; ASTM D2863 | |
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