B-66 E

Horizontal Grinder

High-Volume, High-Efficiency Grinding with Electric Power

The B-66 E combines powerful grinding capabilities with the efficiency and reliability of electric power. Engineered for high-volume throughput, this rugged grinder is ideal for processing wood waste, agricultural residue, and other raw materials with precision and consistency. Designed to maximize uptime and reduce operating costs, the B-66 E delivers dependable performance while meeting the demands of large-scale grinding operations. Its electric-powered design offers a cleaner, quieter solution without sacrificing power or productivity.

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Featured Specifications

UP TO 1000 HP

59,000 - 65,000 lbs

66" x 36" Infeed Clearance

Electric Motor

Unparalleled in high-volume grinding efficiency, the B-66 E offers “Perfect In One Pass” simplicity for colored landscape mulch, animal bedding, and other products.

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rotochopper b-66e electric horizontal grinder brochure cover grinding mulch

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Advantages

RotoLink® Monitoring System

Monitor and adjust critical settings on your grinder with Rotochopper customer service in real-time using the RotoLink® monitoring system from anywhere in the world.

Grind & Color System

Our patented Generation II Colorizer System maximizes quality while minimizing costs by injecting colorant directly into the grinding chamber to produce mulch with the right size, texture, and color.

Screen Installation System

Our patented system allows operators to quickly change screens – reducing downtime and enhancing versatility – without needing overhead lifting equipment, fasteners or special tools.

Simplified Maintenance

The B-66 E maximizes the reliability of electric power with rugged engineering and time-saving features that limit maintenance downtime.

Unmatched Efficiency

No other grinder delivers this level of precision grinding efficiency for such a broad range of feedstocks and engineered fiber products.

High-Volume Precision Grinding

The B-66 E delivers high-volume “Perfect In One Pass” simplicity for colored landscape mulch, animal bedding, and other premium products.
Exclusive Features

Replaceable Mount Rotor

Simple yet rugged, our patented rotor limits bolt stress from severe impacts and lets operators quickly swap tooth mounts without special tools—just two bolts per mount.

Mechanical Start Assist

This patent-pending system reduces start-up amp surges by hydraulically spinning up the rotor before starting the main electric motor.

Adjustable Slab Ramp

This patented feature enables the operator to hydraulically raise or lower the height of the cutting anvil relative to the grinding rotor.
Videos
Rotochopper B-66E Grinding Wood Waste into Mulch

This Rotochopper B-66E grinds pallets, brush, and other forms of wood waste into mulch. All the features of the diesel B-66, but with the natural advantages of electric power. Herman’s Landscaping uses a Rotochopper B-66E to grind their wood waste into mulch which they resell at their facility in Jordan, Minnesota. More versatile than any other electric grinder, the B-66 E offers “Perfect In One Pass” grinding simplicity for wood waste, agricultural residue, asphalt shingle waste, and many other raw materials.
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Additional Videos
Industries
- Agricultural Grinding Solutions
- Biomass
- C&D
- Compost
- Mulch
- Pallet
- Shingles
- Tree Care
- Waste
Additional Specs
Dimensions
- Length: 35′ 9″ – 42′ 1″
- Width: 9′ 4″ – 9′ 9″
- Height: 11′ 6″ – 13′ 6″
- Weight: 59,000 – 65,000 lbs.
Power Supply
- 500-1,000 HP electric motor
- Standard solid state soft start
- Dedicated hydraulic pump motors
* Dimensions for electric models do not include discharge conveyors, which vary in length & height.
Options
- Cross-belt magnetic conveyor
- Generation II Colorizer System
- Dust hood(s)
- In-line hammermill
- RotoLink® remote monitoring system
- Mechanical start assist
- High-Abrasion package
- Mobility package
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