Centrifugal pumps
Pump volutes
- Restore cutwater profiles – Rebuild erosion/corrosion damage – Repair holed and cracked casings – Repair flow straighteners – Reform end covers and protect wear plates – Reduce friction losses to increase efficiency
Impellers
- Restore impeller wear ring clearances – Rebuild vane profiles – Protect against erosion and chemical attack
Bushes, glands, and wear rings
- Realign bushes – Reform gland housings – Recast water lubricated bearings
Diffusers
- Rebuild vane profiles – Reform casing spigots – Repair casing wear ring locations – Protect from erosion and chemical attack – Repair cracked and holed casings
Liquid ring vacuum pumps
- Rebuild and protect rotors – Restore pump cone clearances – Reform end covers – Repair and protect casings – Repair and protect valve plates
Shafts
- Repair and protect pitted line shafts – Rebuild shaft sleeve/bearing locations
Positive displacement pumps
Casing repairs
- Rebuild scroll pump bores – Rebuild and protect end covers – Repair cracked and holed casings – Rebuild rotary pump casings – Repair scored cylinders in reciprocating pumps
Rotor repairs
- Rebuild rotary vane pump guide slots – Cast lobes for rotary lobe pumps – Rebuild damaged rotors – Rebuild scroll pump rotor shafts – Repair or cast pump diaphragms
Read more about Pumps – Restoration and Efficiency Enhancement
