Wastewater Treatment Solution

Wastewater Treatment Solution

Engineered-to-Order · Certified Quality · Fast Turnaround

Custom Stainless Steel Sprockets
for Wastewater Treatment

From one-off custom builds to standard replacements — we engineer sprockets for bar screens, grit classifiers, sludge scrapers, aeration systems and every other chain-driven machine in your treatment plant. Manufactured from certified AISI 304 / 316L / Duplex stainless steel.

Explore Capabilities Get A Quote
From Standard to CustomizationWe build to your exact requirements
Stainless That Stays StainlessAISI 304, 316L, Duplex with certs
Full TraceabilityEN 10204 Type 3.1 with every order
Fast-Track AvailableBecause downtime costs more than the part

The Challenge

Why Standard Sprockets Can’t Handle Wastewater

Water treatment plants operate 24/7 in one of the most punishing environments. Standard industrial sprockets fail prematurely when exposed to the realities of treatment plant service.

Continuous Corrosive Exposure

Submerged in effluent, chemically dosed water, and corrosive sludge, carbon steel sprockets rust rapidly; stainless steel is a requirement for acceptable service life.


Fibrous & Abrasive Debris

Rags, sand, grit wrap around hubs and teeth, accelerating wear. Custom sprockets' teeth are necessary to shed debris rather than accumulate it.


Minimal Maintenance Windows

The sprocket replacement that requires shaft disassembly can mean 8-12 hours downtime. Rapid replce designs are essential, saving time.

Non-Standard Drive Systems

Equipment usually uses engineered-class chains which are non-standard one. Custom sprockets can match with it.

Our Capabilities

What We Engineer

We design and manufacture custom sprockets for wastewater treatment drive systems.

AISI 304

Standard grade. Good corrosion resistance.

  • Good general corrosion resistance
  • Cost-effective for standard-duty
  • EN 10204 3.1 certified

AISI 316L

Molybdenum-enhanced for superior pitting resistance.

  • Superior pitting resistance
  • Low carbon prevents sensitization
  • Ideal for coastal plants

Duplex & Super Duplex

Twice the yield strength with chloride SCC resistance.

  • Very high strength
  • Chloride SCC resistance
  • Extended harsh condition life

Carbon Steel + Coating

Economical for dry areas with HDG, epoxy, DLC.

  • Cost-effective
  • Optional coatings
  • Same CNC precision

Solid Sprockets

One-piece machined from solid billet.

  • Maximum concentricity
  • Moderate-to-heavy duty
  • Keyway & set screw std

Split Sprockets

Two halves bolt around shaft.

  • Field replacement <30min
  • No shaft removal
  • Dowel-pin alignment

Fabricated Multi-Piece

Plates on separate hub.

  • Individual plate replacement
  • Large diameters
  • Custom bolt pattern

Custom Tooth Profiles

Debris-shedding roots.

  • Debris-clearing root
  • Anti-wrap flanks
  • Induction hardening opt.

From Standard Catalog to Full Custom

If your chain type matches a standard size, we can supply it. When you need something unique, we engineer from scratch.

We can work from:

  • A technical drawing — PDF, DXF
  • A physical sample — we reverse-engineer
  • A chain specification
  • An idea — tell us what you need

Our process:

1
You send requirementsChain type, pitch, teeth, bore
2
We review & quoteLead time + recommendations
3
Drawing for approvalCAD before cutting
4
Manufacturing & QCCNC, full inspection
5
Shipped with docsCerts + inspection report

Submit Your Sprocket Requirements

Fill in the fields below. We'll respond with a quote within 1-2 business days.

Or email: engineering@yourdomain.com

Featured Project

The Upper Sprocket for Screening System

Custom multi-piece assembled sprocket for Sulzer MevaScreen® MRS.

Case Study Sulzer MevaScreen® MRS

Fabricated Sprocket — Coarse and fine screen solution

Challenge: One-piece sprocket required disassembly — 8-12h downtime. Solution: Three plates on hub, M16 A4-80 bolts.

"Replacement reduced from 8+ hours to under 30 minutes."
ChainM112
TeethZ=8
MaterialAISI 304
Wt.33.6kg
HardwareA4-80
Service<30min

Quality Assurance

Certified Materials, Traceable Production

EN 10204 Type 3.1

Mill-origin cert with chemical and mechanical data.

Composition Verified

C, Si, Mn, Cr, Ni, Mo per ASTM/EN/GB.

Dimensional Inspection

Tooth spacing, PCD, bore concentricity.

DIN Hardware

A4-80 with nylon lock nuts.

Corrosion Testing

Optional ASTM A262.

Heat Treatment

Solution-annealed + optional hardening.

Where We Fit In

From the Intake Channel to the Digester

Bar & Step Screens

Grit Classifiers

Sludge Scrapers

Aeration Systems

Screw Conveyors

Anaerobic Digestion

Engineering Conveyor Chains — matched to your sprocket spec.

Ready to Get Started?

Tell Us What You Need

We'll assist you with professional solutions.

Submit Your Requirements