eMG12

eMG12 For a larger view, please mouseover the image.
For a larger view, please mouseover the image.
eMG12

Item Description
1.1 Seal face
1.2 Bellows
1.3 Set of springs
1.4 PEEK-PTFE disk
2 Seat (G6)
3 O-Ring or cup rubber
  • For plain shafts
  • Single and dual seal
  • Elastomer bellows rotating
  • Unbalanced
  • Independent of direction of rotation
  • 100 % compatible with MG12

  • 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
  • Dimension adaptions and additional seats available
Shaft diameter:
d1 = 15 … 100 mm (0.59" ... 3.94")
Pressure: p1 = 18 bar (261 PSI),
vacuum up to 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")
Seal face: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (eSiC-Q7, Q1)
Seat: Silicon carbide (eSic-Q7, Q1), Tungsten carbide (U3)
Elastomer: NBR (P), EPDM (E), FKM (V),
HNBR (X4)
Metal parts: CrNiMo steel (G), Hastelloy® (M)

Further materials upon request.
Various material approvals available
(depending on type and material combinations).
Please inquire!
  • FDA
  • WRAS
  • UBA (KTW)
  • ACS
  • W270
  • 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
    (solids 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
The eMG12 can also be used as a multiple seal in tandem or in a back-to-back arrangement, please inquire. Dimension adaptations for specific conditions, e.g. shaft in inches or special seat dimensions are available upon request.
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