How to Select the Right Sprocket for Wastewater Screening
Chain Sprockets in Wastewater Screening Equipment
A sprocket transmits torque from the drive system to the engineering conveyor chain, ensuring stable movement of the screening mechanism.
A typical system includes: Motor → Gearbox → Drive Shaft → Sprocket → Engineering Chain →Screening System.
The sprocket provides power transmission, chain guidance, and load distribution.
Wastewater Industry Requires Specialized Sprockets
Corrosion Resistance in Wet Environments
Wastewater equipment is exposed to water, humidity, and corrosive substances. Stainless steel materials help improve durability and reduce maintenance requirements.
Continuous Operation Requirements
Many screening systems operate continuously, making reliable sprocket performance essential.
Mechanical Loads and Contaminants
Solid materials and debris create additional wear conditions, requiring accurate chain engagement.
Wastewater Solution Application Example
Sprocket Material Selection: Stainless Steel
CTS selected stainless steel 304 for the sprocket body because it provides corrosion resistance and suitable mechanical strength for wet environments.
SS316 stainless steel screws were selected for assembly connections because fastening areas also require corrosion resistance.
Custom Stainless Steel Segmental Sprocket Solution
Segmental Sprocket
A segmental sprocket consists of multiple tooth segments, a central hub, and connecting fasteners.
Advantages include easier maintenance, improved manufacturing flexibility, and customized engineering possibilities for specialized equipment.
CTS developed a customized stainless steel M112 sprocket solution for wastewater screening equipment applications. The project required corrosion resistance, accurate engagement with the M112 engineering chain, and reliable operation in wet conditions.
The sprocket was designed for reliable engagement with the M112 engineering conveyor chain for demanding wastewater screening equipment applications, which is customized for Sulzer MevaScreen® systems.
Segmental Sprocket Design Provides Advantages
1) Easier Maintenance and Replacement
For large industrial equipment:
Replacing a complete sprocket can require:
shaft removal
equipment downtime
additional labor
Segmental design allows worn tooth sections to be replaced more efficiently.
2) Better Manufacturing Flexibility
| Large Diameter Sprockets | Segmental Design Sprocket |
| difficult machining | easier machining |
| higher manufacturing cost | flexible production |
| transportation challenges | easier handling |
3) Customized Design Possibilities
Each application has different requirements: chain size, tooth profile, shaft connection, installation space
The segmental sprocket allows customization.
CTS Custom Sprocket Manufacturing Capability
CTS supports customers through reverse engineering, precision CNC machining, customized material selection, prototype development, and OEM production.
Our engineering approach allows customers to develop sprocket solutions based on drawings, samples, or application requirements. Through engineering design, material selection, and precision manufacturing, CTS helps customers develop custom sprocket solutions for demanding industrial applications.
👉 Contact CTS today for custom sprockets for your application.

