For Ag and Heavy Equipment Suppliers Who Need a Smarter, Faster Pretreatment.

Heavy-Duty Solutions. OEM-Trusted Performance.

CPI’s pretreatment and forming lubricants are already pre-approved by leading agricultural and construction equipment OEMs—so you can simplify processes without slowing down production.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The good news?

Switching to a better, more cost-effective solution has never been easier.

With a proven track record at agricultural OEMs and their  Tier 1 suppliers, Circle-Prosco, Inc. streamlines the transition so you can cut costs, reduce maintenance, and improve efficiency with a simplified approval process.

Contact us to Learn More ->

CNH

What We Provide for Ag & Heavy Equipment Manufacturers

Circle-Prosco supports large-scale and mid-sized manufacturers with process-ready solutions that boost throughput and cut downtime.

Tractors, combines, and implements

Loaders, skid steers, and backhoes

Cab and chassis 
assemblies

Weldments and custom fabrications

Our Products

Solutions You Can Rely On

Steelcote™ Pretreatment

Phosphate-free, sludge-free pretreatment that’s already trusted by leading OEMs. Compatible with steel and aluminum parts in as few as 3 stages.

Draw Lube (DL) Series

Medium to heavy-duty forming lubricants that reduce VOCs and extend die life. Ideal for large-gauge steel and aluminum parts.

Precoat Series

Cleaner, weld-compatible tube expansion fluids—especially effective for cab and frame subassemblies.

 

A Faster, More Cost-Effective Path to Compliance

Switching to a proven solution trusted by agricultural OEMs and their Tier 1 suppliers is easier than you think. With Circle Prosco’s Steelcote™ Zirconium—already tested and approved by leading agricultural manufacturers—you can cut transition time by 50% compared to non-preferred solutions.

Get started today

Schedule a time to discuss your specific needs.

Talk to a CPI expert

Get a personalized assessment of your current pretreatment process.

Start your transition

Work with our team to implement Steelcote™ Zirconium smoothly, with full support.

What Other Suppliers Are Saying.....

"I have used Circle-Prosco Inc. for close to 15 years in my pretreatment process on several powder coat lines. We have a great working relationship as CPI has been valuable to improve our processes with great service as well. I look at CPI as a very reputable company that delivers and services our needs. To me CPI stands for Continuous Process Improvement!”
Chuck Warnecke, Coatings Process Manager
Unverferth Manufacturing Co., Inc.
“We were spending thousands every year on sludge cleanouts and waste disposal. After switching to CPI’s Steelcote™, we reduced cleanouts by 70% and eliminated hazardous waste fees. What used to take hours of burnout and chipping now just requires a simple rinse out.”
Tier 1 Agricultural Equipment Manufacturer

Don’t Let an Outdated Pretreatment Hold You Back

Don’t Let an Outdated Pretreatment Hold You Back

Suppliers who upgrade to Steelcote™ Zirconium improve efficiency, cut costs, and position themselves for future business with top OEMs. Switching is simpler and faster than you think.

If Your Question Is Not Here Contact Us

We’re ready to solve your wicked chemistry problems so you can keep serving your customers at the highest level.

Is switching from zinc or iron phosphate difficult?

Steelcote™ Zirconium works with most existing paint lines and requires minimal process changes.

How does CPI’s approval status help me?

Because CPI has a proven track record with agricultural OEMs and their Tier 1 suppliers, you avoid long approval processes and reduce transition costs.

What cost savings can I expect?

Suppliers switching to Steelcote cut energy use, reduce sludge, and eliminate hazardous waste fees, leading to lower operating costs.

Meet the Solution Squad

Let’s Build Something Better

Whether you're scaling up for a new platform or solving recurring line issues, CPI helps you stay ahead.