eMG13

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

eMG13

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

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.



Product variants

eMG
Dimensions, items and designations same as for eMG13, but with a shortened bellows tail to achieve the fitting length IS. Shortest fitting length.
eMG1
Dimensions, items and designations same as for eMG, but with a shortened bellows tail to achieve the fitting length I.
eMG12
Dimensions, items and designations same as for eMG13, but with a shortened bellows tail to achieve the fitting length I1k according to EN 12756 in combination with seat G6 or G60 (da exceeds EN 12756).
eRMG13
Identical to eMG13, but with a special bellows surface on the shaft side. For use in hot water pumps.

d1 = 14 … 38 mm (0.55" ... 1.50")
Seat G6: Silicon carbide (eSiC-Q7)

A/eSIC-Q7:
120 °C (248 °F) and 25 bar (363 PSI) 140 °C (284 °F) and 16 bar (232 PSI)

B/eSIC-Q7:
120 °C (248 °F) and 18 bar (161 PSI)

eSIC-Q7/eSIC-Q7:
120 °C (248 °F) and 18 bar (161 PSI)

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BT-AR

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