Replacment of Burgmann MG9 seal, ISP MG9 elastomer bellows seal for pump
ISP MG9 seal can replace the original Burgmann MG9 seal well,with the same demensions.
Features
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
Advantages
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)
Recommended applications
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
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)
