Material for seals
Selection of the material for the seals
The material for the seal must be selected taking the following factors into account:
Temperatures
- The material must be selected according to the temperatures
Medium
- The material resistant to the medium.
Fluid Compatibility
| Seal | Metal | NBR | FKM |
|---|---|---|---|
| Pressure resistance | ++ | +++ | +++ |
| Resistance against low temperatures | +++ | ++ | + |
| Resistance against high temperatures | +++ | + | ++ |
| Resistance against aggressive Medium* | +++ | + | ++ |
| Reliability | + | +++ | +++ |
| First installation and repeated installation | Simple | Very simple | Very simple |
| Exchanging of seal | Only complete part | Simple | Simple |
* Resistance of the different materials towards the different fluids is specified in the section "Fluid Compatibility".
CONEXA Ordering code for seal
