Features For plain shafts Single and dual seal Elastomer bellows rotating Balanced Independent of direction of rotation Advantages 100 % compatible with MG13 Small outer diameter of bellows support (dbmin) enables direct retaining ring support, or smaller spacer rings Optimal alignment characteristic through self-cleaning of disk/shaft Improved centering across entire pressure operating range No torsion on bellows Shaft protection over entire seal length Protection of seal face during installation due to special bellows design Insensitive to shaft deflections due to large axial movement ability Suitable for low-end sterile applications Operating range Shaft diameter: d1 = 16 … 60 mm (0.63" ... 2,36") Pressure: p1 = 18 bar (261 PSI), vacuum ... 0.5 bar (7.25 PSI), up to 1 bar (14.5 PSI) with seat locking Temperature: t = -20 °C … +140 °C (-4 °F … +284 °F) Sliding velocity: vg = 10 m/s (33 ft/s) Admissible axial movement: ±2.0 mm (±0.08") Materials Seal face: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (eSiC-Q7, Q1) Seat: Silicon carbide (eSic-Q7,Q1) Elastomer: NBR (P), EPDM (E), FKM (V), HNBR (X4) Metal parts: CrNiMo steel (G), Hastelloy® (M) Standards and approvals Various material approvals available (depending on type and material combinations). Please inquire! FDA WRAS UBA (KTW) ACS W270 Recommended applications Fresh water supply Building services engineering Waste water technology Food technology Sugar production Pulp and paper industry Oil industry Petrochemical industry Chemical industry Water, waste water, slurries (up to 5 % by weight) Pulp (up to 4 % otro) Latex Dairies, beverages Sulfide slurries Chemicals Oils Chemical standard pumps Helical screw pumps Stock pumps Circulating pumps Submersible pumps Water and waste water pumps Notes The eMG13 can also be used as a multiple seal in tandem or in a back-to-back arrangement, please inquire. Other materials and designs available on request.