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Mechanical Sampling Systems

SGS toothed roll crushers and screw feed hammer mill crushers are designed and manufactured with the precision engineering and reliability that has made SGS a world leader in mechanical sampling systems for over 35 years.

Each piece of equipment sold by SGS is backed by a worldwide team that ensures technical reliability and ongoing support.

Toothed Roll Crushers

Advantages and Key Highlights:

  • Wear-resistant liners that may be replaced with rolls in situ
  • Compact size relative to capacity
  • Reduced maintenance
  • Permits foreign, uncrushable material to pass
  • Adjustable product size
  • Build-up of sticky material minimized
  • Negligible moisture loss due to heat generation or wind
  • Production of fines minimized


  • Grooved, toothed roll-faces
  • Replaceable, cast alloy steel drum liners
  • Shaft mounted helical bevel gear motors
  • One roll spring loaded
  • Adjustable gap
  • Range of standard single and double roll-toothed crushers
  • Adjustable scrapers

Screw Feed Hammer Mill Crusher

Advantages and Key Highlights:

  • Economical combination unit
  • Auger controls feed rate to the crusher
  • Air flow through the crusher is restricted by the auger
  • Easy access for replacement of hammers and screens
  • Compact size
  • Product size may be varied by changing the screen type
  • Suitable for coal and minerals that are easily crushed


  • Combined feeder and crusher in a single unit
  • Stainless steel screw feeder (auger)
  • Single rotor with replaceable manganese steel hammers
  • Stainless steel sizing screens available with a range of apertures
  • Two models with nominal capacities of 2 and 6 t/hr Suitable for nominal feed size of 50 mm for model SC-2T and 75 mm for model SC-6T

Other Available Features:

  • Variable feed rate – 20 to 100 percent of nominal capacity
  • Reversal auger for discharge of uncrushed sizing samples or bias

Include reliable, mechanical crushers designed by SGS as part of your bulk cargo mechanical sampling system.

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SGS Headquarters

  • 1 Place des Alpes
    P.O. Box 2152
    1211 Geneva 1
  • t   +41 22 739 91 11
  • f   +41 22 739 98 86
  • e   Email us


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