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Chemical Compatibility: FFKM (Perfluoroelastomer)
Tetraethyl Lead “Blend” to Tetraphosphoric Acid
Chemical compatibility ratings for elastomers and engineering materials exposed to various chemicals — resistance grades from A (excellent) to D (not recommended), plus X (insufficient data)
| material | chemical | parker compound code | rating | rating code | temp max C (degC) | temp max F (degF) | temp min C (degC) | temp min F (degF) |
|---|---|---|---|---|---|---|---|---|
| FFKM (Perfluoroelastomer) | Tetraethyl Lead “Blend” | V1164-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetraethyl Orthosilicate (TEOS) | V3819-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetrahydrofuran | FF500-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetrahydrothiophen | V1164-75 | X-Insufficient Data | X | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetralin | V1164-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetramethyl Ammonium Hydroxide | E0540-80 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetramethylcyclotetrasiloxane (TMCTS) | V3819-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetramethyldihydropyridine | V1164-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetraphosphoglucosate | E0540-80 | A-Excellent | A | 320 | 608 | -26 | -15 |
| FFKM (Perfluoroelastomer) | Tetraphosphoric Acid | V3819-75 | A-Excellent | A | 320 | 608 | -26 | -15 |
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