Rotochopper grinding solutions convert a wide range of feedstocks into premium end products with “Perfect In One Pass” simplicity.


Through our commitment to “Perfect In One Pass” equipment solutions, we continue to develop new innovations for challenging grinding applications.


Our factory-direct customer support team provides world-class service and expert guidance to keep your grinding operation running at peak performance.


Through our commitment to customer success, we lead the industry in innovation, developing several industry firsts, patented features, and unique machines.



The Standard for Mid-Size Grinder Efficiency

As the third generation of the long time leading EC series grinders, the EC-366 continues to raise the standard for uptime and efficiency we set with the first Rotochopper electric grinder.


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EC366 front angle

Featured Specifications

UP TO 500 HP
Icon/Weight 24,000 - 40,000 lbs
Icon/Opening 66" x 18" Infeed Clearance
Icon/Electric 1 Electric Motor

The EC-366 sets the standard for mid-sized electric grinders with customer-focused engineering and “Perfect In One Pass” grinding efficiency.

ec366 electric wood grinder processing pallets
The EC-366 has helped reduce our wood waste by volume. I call it my vacuum cleaner because it runs 12 hours a day, it sucks the material in and produces the finished product with no operator intervention.

— Jeff Thompson, Greenway Recycling Services LLC

Ready to Learn More?

Contact us to see what an EC-366 can do for your grinding operation.

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