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Trakpactor 550SR Blasted Limestone

Tracked Impact Crusher

Scroll to bottom for video case study on this rock crusher.

BACKGROUND

At this site in Ireland, a Powerscreen Trakpactor 550SR impactor is working in a blasted limestone application with a 0-500mm minus feed material. The mobile crusher is delivering 298tph (328 US tph) of 45mm minus on-specification crushed aggregate with 70tph (77 US tph) of bypass material at 35mm minus.

SETUP

  • Trakpactor 550SR
  • Material feed size: 0-500mm (19 3/4″ minus)

Pre-Screen

  • Top deck: 50mm (2″) punch plate
  • Bottom deck: 35mm (1 3/8″) mesh

Impact crusher chamber

  • Top apron: 100mm (4″)
  • Bottom apron: 30mm (1  3/16″)
  • Ceramic blow bars: 2 x half, 2 x full

Post-Screen

  • 45mm (1 3/4″) mesh recirculating back to the crusher

Production 

  • Producing 298 tonnes per hour (328 US tph) of 45mm minus (1 3/4″ minus) end product
  • Producing 70 tonnes per hour (77 US tph) of 35mm minus (1 3/8″ minus) pre-screened bypass material

PHOTOS

SUMMARY

The customer was very impressed with the production of this rock crusher.

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