Project Description
- Designed to accommodate shaft
deflections and process fluctuations - Efficient construction for heat
dissipation - Compact installation design
- Factory assembled cartridge unit for
easy installation - Springs are product protected to avoid
contamination - Can accommodate reverse pressure
- Can handle extensive applications in
various temperatures and pressures - Versatile in design to fit various seal
chambers
- Chemical industry
- Light volatile and highly viscous hydrocarbons
- Low solids content and low abrasive media
- Media with poor lubrication properties
- Oil and gas industry
- Petrochemical industry
- Toxic and hazardous media
- Standard pumps
- Vertical and horizontal ANSI chemical pumps
- API 682 / ISO 21049
- Seal face: Carbon graphite antimony impregnated (A),
Silicon carbide sintered pressureless (Q12) - Seat: Silicon carbide sintered pressureless (Q1)
- Secondary seals: FKM (V), FFKM (K), NBR (P), EPDM (E)
- Springs: Hastelloy® C-4 (M)* and C-276 (M5)
- Metal parts: CrNiMo steel (G)
- Sizes: d1 = Upto110 mm (Upto 4.250’’)
other sizes on request - Pressure: p1 = 22 bar (319 PSI)
- Temperature: t = –40 °C…+260 °C
(–40 °F…+ 500 °F)
Speed = 23 m/s (75 ft/s)
- Single and Dual seal configuration
- Balanced design
- Independent of direction of rotation
- Cartridge construction
- Seal design in accordance with API 682 / ISO 21049
- Conforming to Category 1, Type A,
Arrangement 1, 2 or 3 - Single seal with API Plan 11 and 61
- Dual seals with API Plan 52 / 53
- Robust construction with shrink-fitted seal faces
- Heavy duty solid seat design
- Also available in design variation for
independent of direction of rotation - Additional flushing plans available on
request