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Search tip: Filter your search results by keyword. For example, to find all Success Stories featuring a Chesterton 442 Split Seal, set the document type to "Success Story" and search the keyword "442".

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    Vertical Hydro Turbine Running 48.000 Hours...and counting

    Francis vertical hydro turbine pumping dirty river water running flushless and leak free for years, sealed with Chesterton 442HP and SpiralTrac Seal Adaptor.

    • Application: River Water
    • Equipment: Francis vertical hydro turbine, Chesterton 442HP mechanical seal, SpiralTrac Seal Adaptor
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    Absorber Recycle Pump saved by SpiralTrac and Chesterton 1830 Packing

    Absorber recycle pump sleeve and packing had to be replaced every 6 months, which was expensive and time consuming. After Chesterton SuperSet solution including SpiralTrac and 1830 Packing the pump MTBF doubled and the sleeve could be reused multiple times.

    • Application: Slurry
    • Equipment: Absorber recycle pump, Packing Version SpiralTrac, Chesterton 1830 Packing
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    Upgrading Refiners to 370 SuperSets™

    Refiners are often considered a maintenance headache. But then our Packing Version SpiralTrac and Chesterton 370 packing comes along and headaches become a thing of the past.

    • Application: Wood Fiber
    • Equipment: Refiner, 370 packing, Packing Version SpiralTrac
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    Packing Version SpiralTrac and Chesterton 1730 Packing to Seal Sunds Defibrator

    From high water consumption and a costly energy-intensive water treating process a Sunds Defibrator transformed into an environmentally friendly equipment with low flush rate and extended maintenance cycle.

    • Application: Wood Fiber
    • Equipment: Sunds Defibrator, Chesterton 1730 Packing, Packing Version SpiralTrac
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    FGD Absorber: Lime Tank Agitator

    The combination of Chesterton split seal, SpiralTrac and ISS in one complete sealing system improves maintenance cost and time on absorber tanks.

    • Application: Lime Slurry
    • Equipment: FGD Absorber: Lime tank agitator, EKATO, Ligthnin, 442 split seal, Version D, ISS
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    Sealing Large Influent Pumps with SpiralTrac and Chesterton Split Seals

    Chesterton sealing solution including SpiralTrac eliminates all operational leakage in large metropolitan wastewater treatment plant.

    • Application: Waste Water
    • Equipment: Large Influent Pumps, Chesterton Split Seals, Version F Type S SpiralTrac
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    442 and SpiralTrac™, the Environmentally Responsible Upgrade

    Chesterton 442 mechanical seal combined with seal version SpiralTrac saves a wastewater plant millions of gallons of drinking water a year.

    • Application: Waste Water
    • Equipment: 442, waste water pumps
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    Easily Manage Your Tough Operating Conditions with SpiralTrac™

    SpiralTrac BGE material and Chesterton 225A Dual Seal team up to handle oily water in an Ensival Moret Waste Water Pump: EMTECH 100.200 E. Product: Crude Oil

    • Application: Crude Oil
    • Equipment: Ensival Moret Waste Water Pump, EMTECH 100.200E, Chesterton 225A Dual Seal


SpiralTrac™ Demo

This video shows how a SpiralTrac active throat bushing works in a seal cavity.

Handling SpiralTrac™ BGE Material

Split SpiralTrac™ devices made of bearing grade MGE and BGE materials have great shaft support capabilities and are usually utilized in pumps where shaft movement or deflection can occur. These materials are however very brittle by nature, so installing and handling them requires care and caution. This quick video demonstrates the steps required to handle these Spiraltrac devices.