Isomag bearing isolators solve contamination issues for Sulzer pumps along oil pipelines.

December 21, 2016


The Enbridge pipeline across North America saw issues with bearing contamination in Sulzer pumps being sealed with industry standard labyrinths. After Isomags bearing isolators were spec’d in 2008 the contamination was eliminated and since then 366 units have been installed on Sulzer HSB pumps.  These units are still running smoothly today.


Application summary:

Pump: Sulzer                                             Speed:1800 RPM

Model: 20x20x34 HSB                               Lubrication: Oil ring splash

Power: 5,000 HP                                        Problem solved: contamination

Shaft Diameter 1: 2.000 inch                    Year installed: 2008

Shaft Diameter 2: 5.500 inch                    Units sold: 366



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