This #TBT showcases a streamlined powder coating system for steel truck wheels we delivered in 2013, designed for 135 lb steel truck wheels plus fixtures—handled with ease by our 4″ Pitch Heavy-Duty Chain-On-Edge Conveyor. With robotic load/unload, automatic powder application, and offline curing, the system delivers high-throughput performance with minimal operator involvement.
System Overview:
4" Pitch Heavy-Duty COE Conveyor
Purpose-built to handle high-mass parts with exceptional stability. Each spindle supports up to 150 lbs, allowing for reliable transport of large steel wheels through the coating process.
Robotic Load & Unload
Integrated robots manage both infeed and outfeed, ensuring consistent part handling and reducing manual labor. The result: better throughput and fewer handling errors.
Nordson Automatic Powder Spray System
Featuring industry-leading Nordson equipment, this setup provided precise, efficient powder application with uniform coverage—ideal for high-volume, high-durability parts like truck wheels.
Offline Curing Oven
After coating, parts transferred to an offline curing system. This setup improved line flexibility and kept the conveyor footprint lean without compromising curing performance.


This powder coating system for steel truck wheels continues to demonstrate the performance and durability expected from our 4” HD COE series.
Built for Big Jobs
With robust spindle construction, dual bearing stabilization, and precise motion control, this system is a showcase of what our Precision Conveyor 4” HD Series can do. If you’re dealing with heavy wheels, castings, or large components, this level of engineering is what makes the difference between good enough and bulletproof.
Want to learn more about our HD Series systems or start planning your own?
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