Elastomer Service Properties: FFKM
Service temperature limits, chemical resistance ratings, mechanical properties, and cure data for engineering elastomers and rubber compounds
| elastomer | grade or variant | acid resistance | astm designation | chemical resistance notes | common name | compression set pct (%) | compression set temp C | compression set time hr | elongation at break pct (%) | fluorine content pct (%) | fuel resistance | gas permeability | hardness range shore a | max continuous temp C (C) | max service temp C (C) | min service temp C (C) | notes | oil resistance | ozone resistance | tensile strength mpa (MPa) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FFKM | Chemraz_505 | Excellent | FFKM (ASTM D1418) | General purpose FFKM; broad chemical resistance | Chemraz 505 | 25 | 204 | 70 | 140 | >70 | Excellent | Very Low | 75 | 218 | 218 | -29 | Greene Tweed general-purpose black FFKM | Excellent | Excellent | 12.1 |
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