rkcs/d i heav y duty interchangeable slurry seal ility …
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Flexaseal Engineered Seals and Systems, LLC / www.flexaseal.com / sales @flexaseal.com RKCS/D
RKCS/D I DATA SHEET
HEAV Y DUTY INTERCHANGEABLE SLURRY SEAL VERSAT ILITY FOR THE SLURRY SEAL MARKET
Materials of Construction
Inboard Faces Ni-B Tungsten Carbide, Sintered Silicon Carbide, Graphite Loaded Silicon
Outboard Faces Antimony Impregnated Carbon, Silicon Carbide
Elastomers FKM standard Other materials available by request
Springs Alloy C276
Metallurgy
Other materials available by request
Operating Parameters
Shaft Sizes Up to 20.0” (508 mm)
Product Pressure 500 psi (34.5 bar)
Temperature -4° to 425°F (-20° to 218°C)
Speed
Viscosity
Maximum viscosity/temperature/speed/pressure indicates operating extremes independently and does not imply the seal will function at these extremes at the same time.
Equipm ent including
Flexaseal's unique modular slurry seal design is oriented to be immediately behind the impeller, optimizing available space as well as minimizing abrasive wear on the rotating sleeve.
With four (4) configuration options all incorporating additional engineered features such as reverse pressure capability, non-clogging multi-springs, rugged seal drive operation, and hydraulically balanced faces, the RKCS single and RKCD dual seals successfully contend with the industry's toughest slurry challenges.
Industr ies and Applications including Mining including Mineral and ore extraction
Oil and G as including oil & tar sand extraction
Pulp and Paper including liquors and coatings
Power Generation including scrubbers and slurries
Wastewater including macerators and digesters
Infrast ructure Services including cement and asphalt
Weir Slurry Group – Warman & Hazleton Schurco Flowserve - Worthington Toyo Metso KSB / GIW Minerals - LCC Ekato ASH
Up to 2500 cP (2.5 Pa*s)
Up to 3600 fpm (18.3 m/s)
316 SS with Alloy 255 or High Chromium Iron wetted
RKCS/D I DATA SHEET
TEL 1-800-426-3594 TEL 1-832-804-7424 TEL 1-225-484-0007 TEL 55-11-3736-7373
RKCS VERSION A
Integral Spring Shield is manufactured from a flexible and durable material to effectively shield the springs from debris and slurry during operation. Compatible with API 682 Plan 32. Flush connection optional.
RKCS VERSION B
(For grease-filled operation) Addition of bolt-on lip seal assembly and two (2) additional O-rings. Compatible with API 682 Plan 32. Flush connection optional.
RKCS VERSION C
(Quench operation)
Fluid Guide Sleeve added to Version B to support the effective removal of debris during quench operation. Compatible with API 682 Plan 32. Flush connection optional.
RKCD (Dual Seal) A dual seal option designed for the most rigorous slurry processes. In addition to Version C's Fluid Guide Sleeve, this option is engineered for optimum service when paired with either an API 682 Plan 53A buffer or API 682 Plan 54 barrier fluid seal support system.
ALL VERSIONS AVAILABLE WITH A CLAMPED COLLAR DESIGN FOR HARDENED PUMP SHAFTSADAPTER PLATES FOR DRY END MOUNTING AND SHAFT SLEEVES AVAILABLE FOR ALL COMMON PUMP MODELS
DESIGNS AVAILABLE FOR BOTH DRY END AND WET END MOUNTING