Housing, impeller magnet coating and rear casing can be made of either PPS* or PVDF**. Sleeve bearings, starting ring and centering shaft are made of 99.7% pure oxide ceramic. O-ring sealing of the housing is made of FPM, EPDM or FEP (optionally available). *Impeller made of PPS. **Ceramic impeller.
* Maximum system pressure depends on the temperature of the fluid delivered.