Metal-bellow-mechanical-seal type M
Type MTA21
Design features
- balanced
- independent direction of rotation
- no dynamically loaded O-ring
- few components, easy mounting
- mounting space according to DIN EN 12756
- torque transmission is not transmitted via the bellow (Type MT)
Applications
- high viscosity products
- high risk of deposits on the shaft
- extreme temperature (Type MT)
Operating limits
| Pressure: | up to 25 bar external pressure |
| Temperature: | -50° C to +400° C |
| Speed: | up to 50 m/s |
You can find the values in psi, ° F and FPM on the data sheet.
Materials
| Bellow: | AM 350, Hastelloy C |
| Seal ring: | carbon graphite, silicon and tungsten carbide |
| Counter face: | silicon carbide, tungsten carbide |
| O-rings: | NBR, FKM, EPDM, FFKM |
| Profile seal ring: | graphite |
| Other parts: | CrNiMo-steel |
