SIGMA Engineering and Consulting Associates brings decades of excellence in providing quality parts and service to the Power Generation, Paper, Municipal, Petro and Chemical Industries.
SIGMA is a full service corporation in the Water and Wastewater Industry, refurbishing existing equipment such as Clarifiers and Thickeners.
Manufactured aftermarket parts through our Reverse Engineering Service for customers that have water treatment units for:
- Graver
- Ecodyne
- USFilter
- Envirex
- Permutit Systems
- Shafts – Scraper Shafts, Rake Shafts, Impeller Shafts, Circulator Shafts, Gear and Sprocket Drive Shafts
- Gears
- Bearings- Driven and Pinion Bearings, Bearing Housings, Split Bearings, Impeller Bearings, and Guide Bearings
- Liners - Split Liners, Ryertex Liners, Phenolic Liners, and Micarta Liners
- Sprockets - Driven and Drive
- Paddles
- Arms – Scraper Arms and Rake Arms
- Gear Boxes
Do not discard your worn assemblies or subassemblies!
- Bearing Housing
- Gear Boxes
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CLARIFIER PARTS CLARIFIER PARTS
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CLARIFIER PARTS CLARIFIER PARTS
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FINISHED GEAR FINISHED GEAR
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Gear Pinion and Bearing Gear Pinion and Bearing
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Impeller Guide Bearing Marine Impeller Guide Bearing Marine
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Impeller Shafts Impeller Shafts
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Impeller HE050 A11009 Impeller HE050 A11009
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Scraper Hub Scraper Hub
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Split Bearing Marine Split Bearing Marine
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Split Bearing Upper Split Bearing Upper
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Before & After Before & After
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Clamps Liner Bearing Housing Clamps Liner Bearing Housing
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Finished Liner Finished Liner
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Impeller Shaft Impeller Shaft
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Lower Scraper Shaft Bearing Lower Scraper Shaft Bearing
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Scraper Hub Fitted Scraper Hub Fitted
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Split Bearing Fitted Split Bearing Fitted
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