Standard Elastomer Options and Typical Properties for APM Hexseal® O-Rings
| Compound Letter & Code |
Material Name | Relevant Specifications |
Service Temperature in °F |
Service Temperature in °C |
Tensile PSI | Elongation % | Abrasion Resistance |
Compression Set |
|---|---|---|---|---|---|---|---|---|
| S 2701 |
Silicone | A-A-59588, Class 2, GR60 or GR70 |
-80° to +425° | -62° to +219° | 500-1800 | 100-800 | Recommended | Recommended |
| L 2615 |
FluoroSilicone | MIL-DTL-25988C, Type 1, Class 1, GR60 or GR70 |
-85° to +392° | -65° to +200° | 600-1400 | 100-700 | Fair | Recommended |
| V 5701 |
Viton® A † | ASTM D2000 75 Durometer |
-13° to +482° | -25° to +250° | 2000-2200 | 300-400 | Sufficient | Fair |
| N 4601 |
Buna N (Nitrile) |
ASTM D2000 70 Durometer |
-167° to +248° | -55° to +120° | 1500-3000 | 400-600 | Recommended | Fair |
| E 3601 |
Neoprene | ASTM D2000 70 Durometer |
-61° to +257° | -52° to +125° | 1500-4000 | 100-700 | Fair | Sufficient |
| F 7601 |
EPDM (Ethylene Propylene) |
ASTM D2000 70 Durometer |
-76° to +302° | -60° to +150° | 1400-1600 | 500-600 | Fair | Recommended |
† Viton® is a registered trademark of DuPont Performance Elastomers.
All content above is subject to change. Please contact us for up-to-date information.