The seal kit in a centrifugal pump should be replaced approximately once a year, or when leaking or decrease in efficiency occurs. How often you should replace your seal kit depends on the frequency you use your pump. The DG seal kit includes a ceramic seat that protects the backplate from wear and tear.
EACH C-SERIES SEAL KIT INCLUDES ONE OF THE FOLLOWING:
- 80-4 Spring
- 80-3P Cup
- 80-1-2-G Teflon Stationary Seal Gasket
- 80-1-2A-G Teflon Stationary Seal Gasket
- 80-1-1-Silicon Carbide Stationary Seal
- 24B-316 Impeller Retainer
- 19 Seal O-ring (Buna-N, EPDM or Viton)
- 80-1A Carbon Rotating Seal
- 90A Casing gasket (Buna-N, EPDM or Viton)
The standard C-series seal kits have elastomers of Buna-N which will handle most food, dairy, beverage and sanitary services, it has good acid and alkali resistance and is good for vegetable oil service. Rated at -40° F to 180° F.
EDPM (High Temperature) kits are resistant to most products in the food industry, including ozone and radiation. Rated for temperatures from minus 40°F to 302°F. They are not resistant to organic and non-organic fats and oils.
Viton® is particularly well suited for hot fatty oil products. 0°F to 400°F under continuous duty and will take 600°F for short periods of time. Rated at -2° F to 450° F (short term to 600° F).
These are replacement seal kits for C-series centrifugal pumps. They fit pumps manufactured by the following companies.
- Alfa Laval®