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R 900d

Impact Crusher

36" x 29"
900 x 720 mm

Inlet opening

bis 240 t/h

depending on material

28,6 t
63.100 lbs

Weight incl. screening system

R 900d

Compact, Powerful and DUPLEX-ready.

  • Tier 4 Final / STAGE V Engine - 210kW / 285HP
  • Hydrostatic crusher drive for consistent throughput
  • DUPLEX-OPTION: Change the impact with the jaw crusher on one machine in less than few hours.
  • Individually & hydraulically adjustable 2 swing beams
  • Crusher overload protection
The tracked impact crusher R 900d is based on Rockster's hydraulic concept and guarantees profitable and flexible recycling of asphalt, concrete and any type of demolition debris. Moreover it is equipped with a powerful rotor, which makes it ideal for processing natural stone.
compact transport size

R 900d

Technical refinements for an optimal crushing process

Central machine control with a fully authomatic monitoring

Sophisticated and easy-to-use multifunctional color display with various quick start functions (Different settings for a variety of applications)

Feed hopper


Vibration chute with pre-screening

Zig zag (or bar screen)


Easy switch with a hand lever

Sound-insulated engine compartment

Magnetic separator

Crusher overload protection

Dust supression system

On the chamber inlet and outlet

R 900d


RS83 Screen box and RB75 return belt

Optimal option for production of 100% defined end-product

DUPLEX-System - 2 in 1

The hydrostatic drive system allows a clockwise or anticlockwise operation of the crusher so it is possible to install both impact and jaw crushing units onto the same basic frame.

Air Blower RVB1700

Efficiently separate light non-aggregates such as plastic, paper, textile, cardboard, wood, ythong, styrofoam, which results in a cleaner and higher quality final product.

Blow bar changing device

Lifting support for the exchange of the blow bars. Fixed on the crusher.

Air compressor

Ideal for cooler cleaning. Connected to machine hydraulic.


Increases visibility that reduces risk of injury at the crushing site.

Central lubrication system

Fully automatic lubrication system with integrated electronic control.

Water pump

Water supply for dust suppression.

Belt weigh scale

Measuring of the performance on the discharge conveyor (t/h). Printer included.

R 900d

Job Stories & Videos

R 900d

Technical data

Key facts & Performance

Key facts & Performance

Inlet opening:900 x 720 mm / 36“ x 29“
Impact circle diameter:1020 mm / 41“
Rotor equipment:4 blow bars
Crushing ration:1:10-1:50
Performance:up to 240 t/h / 270 st/h
Rotor speed (continuously adjustable):up to 850 rpm
Weight:7.550 kg / 16,645 lbs
Gap adjustment (adjusted on display):fully hydraulic
Dust suppression:At the crusher inlet & outlet

Transport Dimensions

Length: 9,60 m / 31'6"
Width: 2,50 m / 8'3"
Height: 3,20 m / 10'6"
Weight: 25,50 t / 56.300 lbs

Transport dimensions with RS83 & RB75

Length:14,20 m / 46'7"
Width:2,50 m / 8'3"
Height:3,25 m / 10'8"
Weight:28,6 t
63.100 lbs


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