Balanced Seal Single Acting, Independent of Direction of Rotation 
Seal Series 90B30/CG 
Standard Style
Face Materials
Silicon Carbide, Ceramic (99.5%), Carbon.

Metal Parts

AISI 316, Hastelloy-C, Monel, Alloy – 20 

Secondary Seals

bullet   Elastomers, FEP, PFE


bullet   Ash Slurry Pumps
bullet   Clinker Grinders
bullet   Pulp Pumps
bullet   Sludge Pumps
bullet   Syrup Pumps

Seal Characteristics

bullet   Single Acting
bullet   Balanced
bullet   Stationary multiple springs
bullet   Independent of direction of rotation
Operating Limits
Shaft Diameterd1:  18 … 100 mm 
Pressure pp:  25 bar 
Temperaturet:  -20 … 220 o C 
Velocityv:  20 m/s. 

Series 90B30/CG is specially designed cartridge seal for pumps handling slurries, sludges, syrups and other fluids that polymerise or solidify with changes in temperature. The Stationary:- spring in this design are protected from the fluid being sealed by means of dynamic O-ring. Both mating faces are of extremely high abrasion and wear resistant materials. This is a single seal that replaces double seals in most applications.


Product Enquiry