MG9 seal
MG9 seal

Features mechanical seal mg9

  • For plain shafts
  • Single and dual seal
  • Elastomer bellows rotating
  • Balanced
  • Independent of direction of rotation
  • No torsion on bellows and spring
  • Conical or cylindrical spring
  • Metric and inch sizes available
  • Special seat dimensions available
  • US Patent No. 6.220.601

Advantages mechanical seal mg9

  • Fits into any installation space due to smallest outer seal diameter
  • Important material approvals available
  • Individual installation length can be achieved
    High flexibility due to extended selection of materials
  • Universal application (standardization)
dimensions-mechanical-seal-mg9

Operating range mechanical seal mg9

  • Shaft diameter:
    d1 = 10 … 100 mm (0.375″ … 4″)
  • Pressure: p1 = 12 bar (174 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)
  • Axial movement: ±0.5 mm

Materials mechanical seal mg9

  • Seal face: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1)
  • Seat: Silicon carbide (Q1, Q2), Aluminium oxide (V)
  • Elastomer: NBR (P), EPDM (E), FKM (V), HNBR (X4)
  • Metal parts: CrNiMo steel (G)
ItemPart no. to
DIN 24250
Description
1.1472Seal face
1.2481Bellows
1.3485Driver collar
1.4484.1“L” ring (spring collar)
1.5474Washer
2477Spring
3475Seat
4412Rubber cup

Recommended applications seal mg9

  • Water and waste water technology
  • Pulp and paper industry
  • Chemical industry
  • Cooling fluids
  • Media with low solids content
  • Pressure oils for bio diesel fuels
  • Circulating pumps
  • Submersible pumps
  • Multi-stage pumps (non-drive side)
  • Water and waste water pumps
  • Oil applications