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Towed wood chipper R280 series
diesel enginehydraulic supply

Towed wood chipper - R280 series - NEGRI Srl - diesel engine / hydraulic supply
Towed wood chipper - R280 series - NEGRI Srl - diesel engine / hydraulic supply
Towed wood chipper - R280 series - NEGRI Srl - diesel engine / hydraulic supply - image - 2
Towed wood chipper - R280 series - NEGRI Srl - diesel engine / hydraulic supply - image - 3
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Characteristics

Type
towed
Engine type
diesel engine
Other characteristic
hydraulic supply

Description

Product
R280 - industrial shredder/chipper for reducing green pruning and woody residues into chips for compost or disposal.

Overview
Robust unit designed to process wood, including damp and fibrous material. The primary rotor combines sharpenable blades and reversible hammers, paired with a removable refining screen to ensure consistent small chip size. Hydraulic feeding and a steel conveyor optimise throughput while an OBS on-board system automates feed control and monitors machine parameters.

Main features
  • Rotor: Combination of blades and hammers (suitable for damp and fibrous wood)
  • Sharpenable blades (hardened steel) and reversible mobile hammers (hardened steel)
  • Fixed removable refining screen to guarantee uniform chip dimensions
  • Hydraulic feeding roller with adjustable speed and rotation direction
  • Steel feeding conveyor with adjustable speed and rotation direction for high hourly output
  • Rotary ejection pipe with adjustable discharge distance for safe chip discharge
  • Large, user-friendly hopper to facilitate feeding
  • Lubrication system for bearings to simplify maintenance
  • OBS (On Board System) for automatic waste feed control and machine monitoring


Versions and powertrains
  • Road trailer (Petrol): available engines 25 hp / 18.4 kW (Honda IGX800) and 40 hp / 29.9 kW (Briggs & Stratton Vanguard EFI40). Example variants: R280BH25OTRGN, R280BH25OTRON, R280BB40OTRGN, R280BB40OTRON.
  • Road trailer (Diesel): engine 26.5 hp / 19.5 kW (Kubota D1105). Example variants: R280DK26OTRGN, R280DK26OTRON.
  • Tractor (towed): required power ≥ 40 hp / 29.5 kW. Example variant: R280TN.
  • Tracks: petrol versions with 25 hp / 18.4 kW (Honda IGX800) and 40 hp / 29.9 kW (Briggs & Stratton Vanguard EFI40); diesel option with Kubota D1105 26.5 hp / 19.5 kW. Example variants: R280BH25CN, R280BB40CN, R280DK26CN.


Basic equipment
  • Rotor with combined Blades + Hammers
  • Fixed removable refining screen
  • Hydraulic feeding roller (adjustable speed and rotation)
  • Steel feeding conveyor (adjustable speed and rotation)
  • Rotary ejection pipe with adjustable discharge distance
  • Large hopper
  • Lubrication system for bearings
  • OBS on-board system for automatic feeding control and monitoring


Accessories
  • Ejection pipe extension


Notes
*Input material data depend on material type and working conditions.

Technical specifications
  • Hourly capacity: 13 - 18 m³/h*
  • Throat opening: 270 x 150 mm
  • Maximum wood diameter: Ø max. 150 mm
  • Cutting system: 4 Blades
  • Number of hammers: 20
  • Available power sources: Petrol and Diesel (varies by version)
  • Example engines: Honda IGX800; Briggs & Stratton Vanguard EFI40; Kubota D1105
  • Primary rotor configuration: Blades + Hammers (sharpenable blades, reversible hammers)
  • Additional systems: Hydraulic feeding roller, feeding conveyor, removable refining screen, rotary ejection pipe, lubrication system, OBS on-board control

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.