www.ketopumps.com Challenge The site were using legacy 6/4 D-AH pumps which required a rebuild every 6 weeks due to wet end wear. These pumps were operating at extremely high temperatures and excessive greasing was used to try to reduce the temperature. Solution KETO replaced the existing 6/4AH pump with a KETO interchangeable bare shaft pump (6x4HS™ ) with rubber (RN55) liner and K-HEE™ metal (WI05) impeller. To improve the wear life

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