Greene Tweed CHZ-526 Chemraz 526 perfluoroelastomer O-ring. Semiconductor-grade, plasma + O2-plasma etching. Low outgassing, 1.3E-8 Torr-L/sec.
| Material | FFKM (Chemraz) |
| Temperature range | -20°C to +230°C |
| Approval | Semi F57 + SEMI S2 |
| Standards | ISO 3601-1, ISO 3601-3, AS568 |
| Approvals | RoHS, REACH |
| HS code | 4016.93 |
| Material | FFKM (Chemraz) |
| Temperature range | -20°C to +230°C |
| MOQ | 1 |
Cross-ref: DuPont Kalrez 6375/7075/0090 equivalent. AS568B sizing drop-in for any major FFKM supplier.