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)