Burgmann MG9 Water Pump Seal
MG9: Burgmann MG9 replacement
Description:
MG9: Replacement of Burgmann MG910/MG901/MG913/MG920/MG912/MG921, typical elastomer bellows seal
Structure Description:
Equivalent to Burgmann MG9
For plain shafts
Single and dual seal
Elastomer bellows rotating
Unbalanced
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
Operating range:
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:
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)
Recommended applications:
Water and waste water technology
Food and beverage 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
