High-Precision Machining – Pump Casing
This pump casing repair involved high-precision machining, boring blind holes, complex pre-machining setups and custom tooling.
Case Studies
Hydro Turbine Refurbishing – Pressure Relief Valves
Refurbished a 100-year-old hydro turbine relief valve assembly, including manufacturing upper valve bodies, bronze cylinder & shafts, bushings, and rings for a hydro power plant generating 3.2 MW electricity..
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Engineered Fabrication – New Lime Kiln Trunnion
Engineered fabrication of new lime kiln trunnion, including new roller body and shafts, and thrust roller for a manufacturer of tissue and paper board products.
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Engineered Refurbishing – Hydro Servo Parts
Engineered refurbishing of these hydro servo parts, including the servo piston, piston rod, and turbine shaft for a hydro power plant. All machining, inspections, custom manufacturing, assembly & disassembly, and TIG welding were completed according to OEM specifications.
shaft & hub refurbishing – ship propulsion system
Complete refurbishment of a federal ship’s propulsion system shafts and hubs. All machining, disassembly & assembly, and manufacturing met ABS and OEM approvals.
shaft & hub refurbishing – ship propulsion system Learn More »
Reverse Engineering & Manufacturing – Rolling Mill Housing
Reverse engineered and manufactured a new rolling mill housing to replace the existing part that sustained catastrophic damage. Our team generated the manufacturing prints, verifying all critical fits and dimensions, and machined the part to meet all technical requirements.
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Repair and Rebuild – Reel Drum
Engineered repair of a reel drum for a paper packaging manufacturer. Work included reshell, journal repair, and complete rebuild within outage schedule.
Engineered Repair – Recycling Equipment
Engineered repair of friction washer for a plastic recycling plant in the PNW. This project included machining, shaft manufacturing, and balancing.
Precision Machining – Pintle & Bushings
The pintle and bushings were damaged beyond repair and needed replacement. Our team precision machined the new parts to meet all technical specifications, including critical diameters, TIR, and surface finish.
Engineered Repair – Ship Winch Drum
This winch system has sustained severe surface damage and is no longer operating efficiently. With precision machining, our team restored the worn out surface and dimensions.
Hydro Shaft Refurbishing – Turbine Runner Shaft
Refurbished a 203″ long Kaplan turbine runner shaft for a hydropower plant in the PNW. Work involved stringent requirements from start to finish, additional machining, and custom tooling.
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Journal Repair – Embossing Roll
Engineered repair solution for a damaged journal and worn-out bearing fit in an embossing roll. Our team manufactured a new journal and thermal spray repaired the drive side.
Engineered Repair – Screw Press Housing
This screw press housing required emergency repair. Multiple components were severely damaged, and all repairs had to be completed within the mill’s assembly schedule.
Precision Machining – Blind Flange for Hydro Component
Precision machined an 87″ diameter blind flange for a hydro power plant in Douglas County, Oregon. Critical seal required to ensure safety of repair crew.
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Precision Machining – Ship Stabilizer Components
Large cruise ship needed emergency repair of its stabilizer assembly. A total of 10 components were precision machined, meeting all technical specifications and critical timeline.
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Engineered Repair – Plug Screw Feeder
Provided an engineered repair solution to damaged screw feeder equipment critical to paper packaging manufacturing. Read about our process in meeting all technical requirements and rush schedule.
Precision Machining – Propeller blade
Our team precision machined the propeller blade for a container ship transporting critical supplies to Alaska. We met all technical specifications and delivered the part within the drydock schedule.
Equipment Modification – Feed cylinder
Precision machined this cylinder equipment to meet OEM specifications. Accuracy of machining and conformance to technical specifications and timeline were critical to the equipment modification.
Thermal Spray Repair – Wicket Gates
Thermal spray repair of large wicket gates for a hydroelectric power plant. Wicket gate stem fits were restored back to OEM specifications and saved on long-term maintenance cost.
Shaft & Tapered Sleeve Manufacturing
Manufactured a critical shaft and test sleeve for a science research facility serving federal and commercial customers. Certifications and adherence to specified dimensions, surface finishes, and tolerances were required.
New Press Roll – Design & Manufacture
Manufactured and designed new roll and new shafts for upgraded performance.. No OEM drawing was available so the team reverse engineered the new roll and journals.
Thermal Spray Repair – Screw Press
Thermal spray repair on a large industrial screw press with multiple bearing and seal fits that were out of OEM specifications.
Wind Turbine Main Shaft & Components Repair
The main bearing failed catastrophically and damaged several components including the bearing housing cover, retaining nut, and sealing rings. The bearing housing itself was also damaged and new replacement was not available. With a critical timeline, our team completed all repairs and replacements within the required 10 days.
Gas Turbine – Machining & Refurbishing
Precision machining of gas turbine components for a pollution control modification project at an Oregon power plant. The turbine case, combustion wrapper, and compressor discharge case were machined to precise specifications and completed within the shutdown timeline.
Ship Shaft – Comprehensive Shaft Repair
Comprehensive shaft repair for a global ship owner and operator. The propulsion shaft had three liners that were severely worn out and each one had a different interference fit that required precision machining. With stringent specifications and critical timeline, an engineering approach was needed from start to finish.
Forming Roll – Machining & Shaft Manufacturing
Comprehensive engineered repair for a forming roll critical to the manufacturing of a fiber cement product. Western Machine Works provided precision machining, shaft manufacturing and installation, grinding and balancing, non-destructive testing, and custom tooling. The result: customer saved capital dollars and time by refurbishing the roll instead of full replacement.
Roller Shaft – Engineered Repair & Manufacturing
Western Machine Works manufactured a replacement shaft for a plate rolling drive roll based on the engineering team’s interference shaft fit design. The damaged drive roll was bored out to accommodate the new manufactured shaft.
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Loading Arms – Engineered Repair & Machining
Western Machine Works repaired the breast roll loading arms in 4 days, saving critical time and capital dollars for a global tissue manufacturer.
Hydro Turbine Guide Bearings – Machining
Western Machine Works maintained the surface integrity of the lignum vitae wooden staves while achieving the required ID, TIR, and RA finish
Rotor Shaft – Machining & Manufacturing
The damage to the bearing fit on this rotor shaft was beyond repair. Used for a chemical compressor, the equipment’s concentricity was critical and fast turnaround was required.