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Mobile crushers and screens: jaw, cone and impact plants explained

Tracked mobile crushers turn blasted rock, demolition concrete and asphalt into aggregate on site. Learn the difference between jaw, cone and impact crushers and how a crushing train works.

Alexey Puzanov ByAlexey Puzanov Updated 1 min read
Tracked mobile crushing plant

Photo: Alf van Beem, CC0 · license

Model guides

Popular mobile crushers reviewed

Metso Lokotrack LT106 mobile jaw crusher in New York Editor’s pick

Metso

Metso Lokotrack LT106

Crusher
Nordberg C106 jaw
Feed opening
1,060 × 700 mm
Capacity
up to ≈400 t/h

Metso

Metso Lokotrack LT1213S

Crusher
NP1213 horizontal impactor
On-board screen
Yes
Application
Recycling, limestone, gravel
Metso Lokotrack mobile cone crushing plant (LT200HP pictured)

Metso

Metso Lokotrack LT220D

Crusher
Nordberg cone crusher
On-board screen
Yes
Application
Secondary / tertiary crushing
Tracked mobile jaw crusher on a low-loader

Sandvik

Sandvik QJ341

Feed opening
1,200 × 750 mm
Application
Quarrying, demolition, recycling
Terex Finlay tracked jaw crusher

Terex

Terex Finlay J-1175

Feed opening
1,100 × 750 mm
Capacity
up to ≈400 t/h
Brand
Terex Finlay

Mobile Crushers compared

7 models · click a column to sort

Metso Lokotrack LT106 Metso — —
Kleemann MOBICAT MC 110i EVO2 Wirtgen Group — —
Metso Lokotrack LT1213S Metso — —
Metso Lokotrack LT220D Metso — —
Sandvik QJ341 Sandvik — —
Terex Finlay 883+ Terex — —
Terex Finlay J-1175 Terex — —

A mobile crusher is a crushing plant mounted on tracks (or wheels) with its own feeder, conveyors and power unit. It can be moved around a quarry or between job sites, so material is crushed where it lies instead of being hauled to a fixed plant.

Types of crushers

  • Jaw crushers squeeze rock between a fixed and a moving jaw. They are the standard primary crusher for blasted rock and demolition concrete.
  • Cone crushers crush rock between a gyrating mantle and a concave. Used as secondary and tertiary crushers to produce well-shaped aggregate.
  • Impact crushers (horizontal shaft) hit the material with rotating blow bars. Excellent for recycling concrete and asphalt and for softer rock, producing cubical product.

Screens and scalpers

Mobile screens separate crushed material into sizes; scalpers remove fines before or after crushing. A typical mobile "crushing train" is a jaw crusher, followed by a cone crusher, followed by a screen.

Recycling

Mobile crushers are central to construction waste recycling: demolition concrete becomes road base and fill, and milled asphalt becomes recycled asphalt.

Key specifications

Feed opening, maximum capacity in tonnes per hour, weight and transport dimensions, and power (diesel, diesel-electric or plug-in electric).

Frequently asked questions

What is the difference between a jaw crusher and an impact crusher?

A jaw crusher compresses rock and is best for hard, abrasive primary crushing. An impact crusher shatters material with high-speed blow bars and is ideal for recycling and producing cubical aggregate from softer rock.

Road Construction

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