Reducing downtime while boosting performance Seal type: Buhler Cobra Mill Seal Extending seal life, reducing excessive downtime and avoiding costly pressurised double seal unit upgrades on an ink manufacturers’ Buhler Cobra Vertical Bead Mills. Client challenge Unacceptable bead mill mechanical seal reliability was causing excessive downtime and extra repair costs with production and revenue impacts. NASH was asked to examine the circumstances surrounding Buhler Seal and Bearing Head problems and suggest a cost-effective solution. Our response Complete seal and bearing head units were sent to us for examination and repair. After reviewing seal condition and service history, we found that: Seal failures were caused by a combination of process upsets and poor maintenance We consequently advi

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