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Protection of seal face during installation due to special bellows design
Insensitive to shaft deflections due to large axial movement ability
Universal application opportunities
Important material certifications available
High flexibility due to wide offer on materials
Suitable for low-end sterile applications
Special design for hot water pumps (RMG12) available
Dimension adaptions and additional seats available
Operating range
Shaft diameter: d1 = 10 … 100 mm (0.39" ... 3.94")
Pressure: p1 = 16 bar (230 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")
Various material approvals available (depending on type and material combinations).
Please inquire!
FDA
WRAS
KTW
ACS
W270
NSF
Recommended applications
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
Oil applications
Notes
The MG1 can also be used as a multiple seal in tandem or in a back-to-back arrangement. Installation proposals available upon request.
Dimension adaptations for specific conditions, e.g. shaft in inches or special seat dimensions are available upon request.
Product variants
MG12
Dimensions, items and designations same as for MG1, but with an extended bellows tail to achieve the fitting length I1k according to EN 12756 in combination with seat G6 or G60 (da exceeds EN 12756).
MG13
Dimensions, items and designations same as for MG1, but with an extended bellows tail to achieve the fitting length I1N according to EN 12756 in combination with seat G6 or G60 (da exceeds EN 12756).
MG1S20
Dimensions, items and designations same as for MG1, but with an extended bellows tail to achieve the special fitting length I1S in combination with seat G50.
RMG12
Identical to MG12, but with a special bellows surface on the shaft side. For use in hot water pumps up to 120 °C (248 °F) and 25 bar (363 PSI) or 140 °C (284 °F) and 16 bar (232 PSI). Only in combination with seat G606 (d1 = 12 … 38 mm (0.47" ... 1.50")).
Seal face: Tungsten carbide (U3)
Seat G606: Carbon graphite resin impregnated (B)