| B-66 E Grinder | EC-366 Grinder | EC-256 Grinder | SB-24 E Grinder | |
|---|---|---|---|---|
| Quick Specifications | ||||
| Power Supply | Electric | Electric | Electric | Electric |
| Horsepower | 500 – 1,000 | 150 – 500 | 150 – 400 | 150 – 250 |
| Throat Opening | 66″ W x 36″ H | 66″ W x 18″ H | 56″ W x 18″ H | 24″ W x 10″ H |
| Length | 35′ 8″ | 30′ 9″ | 30′ 9″ | 18′ 7″ |
| Width | 8′ 6″ | 8′ 6″ | 7′ 8″ | 4′ 9″ |
| Height | 11′ 5″ | 9′ | 8′ 6″ | 7′ 8″ |
| Weight | 59,000 – 65,000 lbs. | 28,000 – 40,000 lbs. | 24,000 lbs. | 12,000 lbs. |
| Power Plant | ||||
| Power Supply | 3-phase | 3-phase | 3-phase | 3-phase |
| Hydraulic Pump Motor(s) | 50 – 100 hp | 50 hp | 50 hp | 30 hp |
| Start-up Amp Reduction | ||||
| Soft Start | Standard Solid State Soft Start | Standard Solid State Soft Start | Standard Solid State Soft Start | Standard Solid State Soft Start |
| PRE-Starter | Optional PRE-Starter Mechanical Start Assist | Optional PRE-Starter Mechanical Start Assist | Optional PRE-Starter Mechanical Start Assist | |
| Configuration | ||||
| Stationary | Stationary | Stationary | Stationary | Stationary |
| Optional Trailer Mount | Optional Trailer Mount with 5th Wheel Hitch | Optional Trailer Mount with Pintle or 5th Wheel Hitch | ||
| Feed System | ||||
| Infeed Hopper | 66″ W x 16′ L | 66″ W x 16′ L | 56″ W x 16′ L | 24″ W x 10′ L |
| Infeed Conveyor | 66″ W Rounded Steel Slat Infeed Conveyor | 66″ W Steel Infeed Conveyor | 56″ W Steel Slat Infeed Conveyor | 24″ W Steel Slat Infeed Conveyor |
| Infeed Hopper End | Optional Removable Infeed Hopper End | Removable Infeed Hopper End | Removable Infeed Hopper End | |
| Powerfeed Roller | 32″ D x 66″ W Powerfeed Roller with Serrated Cleats | 32″ D x 66″ W Powerfeed Roller with Serrated Cleats | 32″ D x 56″ W Powerfeed Roller with Serrated Cleats | 24″ D x 24″ W Powerfeed Roller with Serrated Cleats |
| Powerfeed Lift Height | 36″ | 18″ | 18″ | 10″ |
| Powerfeed Drive | Internal Radial Piston Drive Motor | Dual Hydraulic Motors with Sprocket Drives | Dual Hydraulic Motors with Sprocket Drives | Hydraulic Motor with Sprocket Drive |
| Hydraulic Traction | Variable Hydraulic Up and Down Pressure | Variable Hydraulic Down Pressure | Variable Hydraulic Down Pressure | Variable Hydraulic Down Pressure |
| Powerfeed Lift | Nonparralel Linkage Concentric Powerfeed Lift | Single Pivot Powerfeed Lift | Single Pivot Powerfeed Lift | Single Pivot Powerfeed Lift |
| Load Regulation | Motor Amp Draw Regulated Feed Speed | Motor Amp Draw Regulated Feed Speed | Motor Amp Draw Regulated Feed Speed | Motor Amp Draw Regulated Feed Speed |
| Infeed Transition | Gap-less Infeed Transition | Gap-less Infeed Transition | Gap-less Infeed Transition | Gap-less Infeed Transition |
| Slab Ramp | 6-Position Hydraulic Slab Ramp | 5-Position Hydraulic Slab Ramp | 5-Position Hydraulic Slab Ramp | |
| Dust Hood | Optional Infeed Dust Hood | Optional Infeed Dust Hood | Optional Infeed Dust Hood | Optional Infeed Dust Hood |
| Hopper Side Extensions | Optional Hopper Side Extensions | |||
| Grinding Chamber | ||||
| Mill Direction | Down-Cut Mill | Down-Cut Mill | Down-Cut Mill | Down-Cut Mill |
| Injection Manifold | Direct Liquid Injection Manifold | Direct Liquid Injection Manifold | Direct Liquid Injection Manifold | Direct Liquid Injection Manifold |
| Rotor | ||||
| Rotor Dimensions | 42″ D x 66″ W | 26″ D x 66″ W | 26″ D x 56″W | 26″ D x 24″W |
| Rotor Style | Patented Replaceable Mount Rotor | Indexable (2-Bolt) Rotor
Indexable (Single Bolt) Rotor Pocket Loc Rotor Biomass Rotor |
Indexable (2-Bolt) Rotor
Indexable (Single Bolt) Rotor Pocket Loc Rotor Biomass Rotor |
Indexable (2-Bolt) Rotor
Indexable (Single Bolt) Rotor Pocket Loc Rotor Biomass Rotor |
| Chipper Package | Optional Keyknife Chipper Package | |||
| Rakers | Optional Rotor Rakers | Optional Rotor Rakers | Optional Rotor Rakers | Optional Rotor Rakers |
| Rotor Shafts | 5.4375″ D | 3.9375″ D | 3.9375″ D | 4.25″ D |
| Screen | ||||
| Screen Changer | Hydraulic Cam Lock Screen Changer | Hydraulic Cam Lock Screen Changer | Hydraulic Cam Lock Screen Changer | Hydraulic Cam Lock Screen Changer |
| Damage Mitigation | Shear Pin Protection | Shear Pin Protection | Shear Pin Protection | Shear Pin Protection |
| Screen Cradle | Cradle for Two-Piece Screen | Cradle for Single-Piece Screen | Cradle for Single-Piece Screen | Cradle for Single-Piece Screen |
| Screen Surface | 3,956 inches squared | 1,867 inches squared | 1,582 inches squared | 785 inches squared |
| Discharge System | ||||
| Collection Conveyor | Full-Length Under-rotor Collection Conveyor | Full-Length Under-rotor Collection Conveyor | Full-Length Under-rotor Collection Conveyor | Full-Length Under-rotor Collection Conveyor |
| Discharge Conveyor | Choice of Discharge Conveyors | Choice of Discharge Conveyors | Choice of Discharge Conveyors | Choice of Discharge Conveyors |
| Conveyor Support Bed | Roller Bed | Roller Bed | Slide Bed | Slide Bed |
| Cross-Belt Conveyor | Optional Cross-Belt Magnetic Conveyor | Optional Cross-Belt Magnetic Conveyor | Optional Cross-Belt Magnetic Conveyor | |
| Magnetic Head Pulley | Magnetic Head Pulley | Magnetic Head Pulley | Magnetic Head Pulley | Optional Magnetic Head Pulley |
| Dust Hood | Optional Dust Hood | Optional Dust Hood | Optional Dust Hood | Optional Dust Hood |
| Dust Cover | Complete Dust Cover | Complete Dust Cover | Complete Dust Cover | Complete Dust Cover |
| Control System | ||||
| Operator Interface | Digital Control System | Digital Control System | Digital Control System | Digital Control System |
| Remote | Wireless Remote Control | Wireless Remote Control | Wireless Remote Control | Optional Wireless Remote Control |
| StopWatch | StopWatch Monitoring System | StopWatch Monitoring System | StopWatch Monitoring System | |
| Remote Monitoring System | Optional Remote Monitoring System | Optional Remote Monitoring System | Optional Remote Monitoring System | |
| Colorizer | ||||
| Patented Power Application System | Optional Colorizer | Optional Colorizer | Optional Colorizer | |
| Water Pump | Optional Water Pump and Surge Tank | Optional Water Pump and Surge Tank | Optional Water Pump and Surge Tank | |
| Color Pump | Optional Color Pump | Optional Color Pump | Optional Color Pump | |
| Injection Manifold | Direct Injection Manifold | Direct Injection Manifold | Direct Injection Manifold | |
| High-Abrasion Package | ||||
| Wear Liners | Optional Additional Wear Liners and Hardfacing | Optional Additional Wear Liners and Hardfacing | ||
| Infeed Transition Pre-Screener | Optional Infeed Transition Screener | Optional Infeed Transition Screener | ||
Contact Us
Rotochopper, Inc.
217 West Street, PO Box 295
St. Martin, MN 56376
Phone: 320-548-3586
Email: info@rotochopper.com
Stay Connected
Connect with Rotochopper to see our machines in action, new products, news and events!
Join our Email List to stay up to date on the latest product releases and updates, industry news, and offers.
We would love to see your photos and videos! Tag #Rotochopper in your posts to share them with us.