Does your company depend on particle size reduction or milling equipment? With RMS, you have a partner who will be there beside you to help you achieve your goals. We know reducing particle sizes with precision and consistency is a vital final step in processing industrial solids. Since running the right machinery is essential for businesses to produce a quality end product, we will equip you with the best solutions to help you meet your needs and exceed your customers’ expectations.

To get the most out of your particle size reduction equipment, call RMS today!


We build and service quality roller mills for each of our customer’s specific applications. While we offer a number of options for a variety of applications, we will work with you to find the best solution for your business. We want to remove the hassle and frustration out of milling and grain handling systems to help you achieve a good quality grind and ultimately peace of mind.

A front view of an RMS Single Pair Cracker

Crackers & Delumpers

Crackers and delumpers are designed for reducing large solids into small masses, coarse, and fine particles.

A front view of an RMS Single Pair Crumbler


Crumblers are ideal for resizing pelleted material while minimizing fine particles.

A front view of an RMS Double Pair Mill.

Roller Mills

Excellent for applications where bulk and coarse materials need to be broken down into finer particle sizes with even particle distribution. RMS can help you determine if a single, double, triple, or quad pair mill is right for you!

A front view of an RMS VersaMill®.


If you have varying size input material or a tough-to-grind product, the VersaMill® is perfect for applications requiring ultimate control.

A front view of an RMS Scalper Assist.


RMS’s innovative accessories help increase machine uptime and protect your investment. We offer many different grinding accessories from roller mill controls to automatic maintenance systems.


Industries all around the world rely on powders and bulk solids to develop their products. Some of the most common are agriculture, food and beverage, and pharmaceuticals. Whatever your unique application requires, RMS can help you choose the appropriate particle size reduction equipment for scaling your business and keeping your company running smoothly.

Common Industries

  • Food and Beverage
  • Chemicals
  • Pharmaceuticals
  • Pet and Animal Food
  • Plastics
  • Agriculture
  • Minerals and Mining
  • Construction

Common Materials

  • Coffee
  • BioChar
  • Nuts
  • DDGs
  • Minerals
  • Specialty Grains
  • Fertilizers
  • Fillers
  • Plastic Resin
  • Recycled Plastics


Great Experience! Service is just as good as the equipment. No better machine out there. People are great to work with. Easy machine to adjust for ourselves to maintain our grind size

by Mid State Milling

RMS has proven to be a knowledgeable and reliable service provider. Their team is very responsive, and they strive to understand the customer’s needs thoroughly in order to provide the best results.

by Michael L Regier, Vice President


For a business to stay in business, a constant effort must be made to maintain and optimize its equipment. The professionals at RMS are here to do whatever it takes to help your operation be successful. Our hands-on approach provides the most advanced industry-leading service designed to give our customers a consistent grind.

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Replacement Parts

RMS uses and stocks the best OEM parts available to keep our customer’s machines up and running.

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Endurance Roll Program

A comprehensive service program to help customers increase uptime, decrease costs, and ensure their team understands the best practices for operating and maintaining their roller mill.

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Roll Exchange

RMS has a full team of experienced service technicians that will come to your location with sharp rolls and replacement parts to complete the job.

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Roll Sharpening

Sharpening and quality checks are built into every stage of the process. Sharpening services include Ship & Sharpens and Same Day Sharpening.

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Testing and Consulting

RMS has a Test Lab for unique applications to verify a roller mill will meet your needs. Additional services and consulting are offered for Particle Size Analysis (PSA’s), Roll Life Analysis, and On-site consulting.

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Roller Mill Training

RMS offers initial and continued training and development with various roller mill equipment to ensure proper operations and success.

About RMS Roller Grinder

RMS Roller-Grinder builds and services quality particle size reduction equipment and accessories for our customers’ unique applications. Whatever your industry or application, we will partner with you to deploy not only a top-quality machine, but the best solution for your specific needs. Our goal is to ensure you receive the best and most reliable products and support.