Caraterísticas
- Cartridge double seal for top entry drives
- For glass-lined vessels
- Liquid lubricated
- Self-closing on product side
- Unbalanced
- Independent of direction of rotation
- Multiple springs rotating
Vantagens
- Ready-to-fit and factory-tested unit
- Available with or without bearing
- Suitable for standardizations
- Seal can be applied at higher pressure and rotating speed than specified by DIN
- The seal can be lifted off the glass-lined flange as a complete cartridge. The sensitive glass lined basic flange remains mounted on the vessel.
- ATEX certification on request
Operating range
Shaft diameter:
d1 = 40 … 160 mm (1.57″ … 6.30″)
Pressão:
p1 = vacuum … 16 bar (232 PSI),
p3 = max. 18 bar (261 PSI)
Temperature:
t1 = -40 °C … +200 (250*) °C
(-40 °F … +392 (482*) °F)
Sliding velocity:
vg = 0 … 5 m/s (0 … 16 ft/s)
For applications beyond this range, please inquire.
* with cooling flange
! It should be noted that the extremal values of each operating parameter cannot be applied at the same time because of their interaction.
Materials
Seal faces: Carbon graphite or Silicon carbide, FDA conform
Seats: Silicon carbide, FDA conform
Secondary seals and metallic parts acc. to application and customers’ requirement.
