Seal H75VK Features (HB75VK)
- Dual seal
- Cartridge unit
- Design acc. to API 682 / ISO 21049
- Category 2/3, Type A,
- Arrangement 2 or 3
- Bi-directional design available
- Rotating multiple springs
- Integrated pumping device available
- Suitable for pressure reversals
Seal H75VK Material
- Seal face: Carbon graphite antimony impregnated (A), Silicon carbide (Q1, Q2)
- Seat: Silicon carbide (Q1, Q2)
- Secondary seals: EPDM (E), NBR (P), FKM (V), FFKM (K)
- Springs: Hastelloy® C-4 (M)
- Metal parts: CrNiMo steel (G), Duplex (G1), Hastelloy® C-4 (M)
Seal H75VK Advantages (HB75VK)
- Fits to any seal chamber
- Universally applicable both for retrofits or original equipment
- Efficient stock-keeping due to standardized components
- Extended selection of materials
- Extended field of operation in terms of temperature and pressure
- Optimized torque transmission
- Metal parts also in special materials available
- Safe operation due to metal torque transmission at the rotating seat
Seal H75VK Recommended applications
Oil and gas industry
Refining technology
Petrochemical industry
Power plant technology
Light volatile and highly viscous hydrocarbons
API 610 / ISO 13709 pumps
Process pumps