Industrial Shredder and Grinder Machines

Heavy-Duty Shredding & Grinding Equipment Built for Continuous Operation

REI industrial shredders and grinder machines deliver powerful, reliable performance for the toughest commercial and manufacturing applications. Designed for high-volume reduction, our equipment handles a wide range of materials from paper, packaging, and cardboard to plastics, purgings, and films. Built to process metal scrap, wood pallets, foam, insulation, textiles, tires, electronics, and more, REI shredders provide the versatility and durability demanded by modern recycling and waste-handling operations.

REI Dual Shaft Shredders - DS Series

REI’s Dual Shaft Shredders are engineered for heavy-duty, low-speed, high-torque performance in the toughest industrial environments. Built in North Carolina, these rugged machines deliver quiet operation, minimal dust, and reduced energy consumption while processing high volumes of material. Designed for maximum versatility, each model features twin counter-rotating shafts and customizable cutter configurations to efficiently shred paper, plastics, pallets, foam, insulation, tires, and metals with superior strength, reliability, and throughput.

Ideal for: Paper, plastics, wood, foam, insulation, tires, electronics, and non-ferrous metals.

General Specifications - REI DS Model Shredders

DS-S-15 DS-S-25 DS-S-50 DS-S-75 DS-S-100 DS-S-300
Cutting Chamber (in) 13" x 21" 16" x 27" 21" x 50" 25" x 50" 32" x 60" 40" x 65"
Rotor Speed (RPM) 5 to 30 5 to 30 5 to 30 5 to 30 5 to 30 5 to 30
Drive Motor (HP) 10 to 30 15 to 30 40 to 60 30 to 120 60 to 150 100 to 200
Cuter Widths (in) 5/8" - 2" 5/8" - 2" 5/8" - 4" 5/8" - 4" 1" - 4" 1" - 4"
Weight (lbs) 1,400 2,250 5,000 8,500 18,500 22,000
Voltage (V/Ph/Hz) 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60

REI Tri-Shaft Shredders - TS Series

REI’s Tri-Shaft Shredders are built for the most demanding material reduction applications, combining high torque and low-speed operation for consistent, controlled shredding. Engineered and manufactured in North Carolina, these machines feature a unique triple-shaft design with integrated crusher arms that deliver exceptional cutting power and material densification. Operating with minimal noise, dust, and energy use, they efficiently process cardboard, packaging materials, folding cartons, and core waste while maintaining superior durability, reliability, and throughput.

Ideal for: Cardboard, cores, packaging material, folding cartons, and other paper-based waste streams.

General Specifications - REI TS Model Shredders

Feature Specifications
Opening Widths 48", 60", & 72"
Horsepower 40, 60, 75, 80
Cutters Bolt On, Welded
Crusher Arm Included
Voltage 460/3/60

REI Core Shredders

REI’s Core Shredder is designed & engineered by REI to tackle the toughest cardboard & paper cores, process up to 22″ diameter cores with ease! REI’s high performance core shredder reduces cores into manageable pieces, optimizing recycling operations and reducing waste volume. It’s built tough – with aggressive cutters, heavy duty design and power to process a large core in less than 60 seconds.

Ideal for: Cardboard & paper cores

General Specifications - REI Core Shredder

Feature Specifications
Opening Widths 36", 48", 60", & 72"
Horsepower 35, 40, 80
Cutters Bolt On, Welded
Voltage 460/3/60

REI Single Shaft Shredders - SS Series

REI’s Single Shaft Shredders are engineered for high-torque, low-speed material reduction in demanding industrial environments. Built in North Carolina and designed for true “dump-and-run” operations, these heavy-duty recycling machines eliminate the need to meter feed while maintaining consistent output. Available in multiple chamber sizes and horsepower configurations, it efficiently processes paper, plastic, wood, foam, textiles, and light metals with exceptional durability, reliability, and throughput.

Ideal for: Paper, plastic, wood, foam, textiles, aluminum, and much more.

General Specifications - REI SS Model Shredders

SS-33-50 SS-55-100 SS-62-150
Cutting Chamber (in) 33.5 x 31.5 55 x 51 62 x 60
Rotor Diameter (in) 15.75 15.75 23.6
Rotor Knives 38 82 100
Counter Knives 4 6 6
Screen Size (in) 3/8 to 6 3/8 to 6 3/8 to 6
Main Drive Motor (HP) 50 100 150
Hydraulic Motor (HP) 5 7.5 15
Overall Dimensions (in) 112L x 69W x 87H 112L x 108W x 92H 160L x 160W x 113H
Weight (lbs) 9,200 13,500 30,000
Voltage (V/Ph/Hz) 460/3/60 460/3/60 460/3/60

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Why Choose REI?

Your Trusted Partner for Reliable Recycling Solutions

REI is well known for providing expert advice, manufacturing of industry-leading recycling equipment, dependability, and dedicated customer support you can trust.

We plan, design, and deliver high-quality recycling systems tailored to your operational needs, while combining proven engineering with responsive, professional service.

We’ve been trusted for our products and service for +30 years, and we’ll still be here tomorrow! 

Our factory-trained professionals deliver fast, reliable repairs to keep you up and running.

Proactive support to help avoid expensive breakdowns before they happen.

Access a full inventory of critical components to minimize downtime and keep you on schedule.

Benefit from service and delivery capabilities that reach operations across the entire country.

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Trusted Solutions For The World’s Leading Brands

REI Acquires Midwest Recycling Equipment

REI has acquired Midwest Recycling Equipment, adding a fourth U.S. location and expanding our capabilities in service, refurbished equipment, and turnkey recycling solutions for customers nationwide.

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