Controls Group Specimen grinding machine Specimen grinding machine
Accès partenaires
Pas encore enregistré?
Mot de passe oublié?
CONTROLS COVID-19 Response and Action

Specimen grinding machine

EN 12390-2 | ASTM D4543
  • easy and precise grinding of concrete specimens, natural stones, block pavers, ceramic materials etc.
  • high productivity with large base table for simultaneous grinding up to two concrete cubes 100 and 150 mm or two cylinders dia. 150 and 160 mm or up to 4 rock cores
  • ergonomic compact bench model to safe laboratory space
  • improved reliability with cooling system by main water supply or recirculating system with water tank, filter and pump
  • suitable for dry grinding procedure using dedicate accessory
  • designed to ensure strict sample’s tolerance dimensions required by main international standards, obtaining better specimens then more reliable compression testing results

The machine is used to grind and polish rock and concrete specimens, natural stones, ceramic materials, etc. Bench model version with central grinding head and horizontal movable specimen platform.
Suitable to grind up to 2x 150 mm concrete cubes, 2x 160x320 mm concrete cylinders, 2x or 4x rock cores. (Application for 200 mm concrete cube available on request).
The machine is supplied complete with:
  • frontal safety guard
  • cooling system by main water supply or recirculating tank, filter and pump
  • 6 standard abrasive sectors
Optional parts: clamping jigs for cylinders/cores/cubes and diamond abrasive sectors
Plus +

Technical specifications

  • Grinding chamber dimension: 800x330 mm
  • Specimen platform stroke: +/- 250 mm
  • Effective working area: 320x170 mm
  • Max specimen size: 150 mm cubes and 160x320 mm cylinders
  • N° of grinding segments: 6
  • Grinding wheel dia.: 180 mm
  • Grinding head rotating speed: 2800 rpm
  • Grinding head vertical stroke: 205 mm
  • Max vertical daylight: 340 mm
  • Min vertical daylight: 130 mm
  • Safety front guard conforming to CE
  • Total power: 1600 W
  • Machine overall dimensions (lxwxh): 1071x980x920 mm
  • Weight approx.: 300 kg 
  • Tank overall dimensions (lxwxh): 500x255x200 mm
  • Weight approx.: 10 kg
  • Gross weight approx.: 350 kg

Ordering info

Grinding machine for concrete cubes, cylinders and rock cores. Bench model version supplied with:
- frontal protection panel
- external tank for collection and decanting water, circulator pump and filter
- 6 standard abrasive sectors
Clamping jigs for cubes, cylinders – cores and diamond abrasive sectors available as accessories.
As above but 220V/60Hz/1Ph
As above but 110V/60Hz/1Ph


Accessories and spares
Clamping device for concrete cylinders from 50 to 100 mm dia.
Clamping device for concrete cylinders from 100 to 160 mm dia.

Device for clamping one additional cylindrical specimen from 50 up to 100 mm dia. It shall be used along with accessory 55-C0200/100
Device for clamping one additional cylindrical specimen from 100 up to 160 mm dia. It shall be used along with accessory 55-C0200/160
Pair of lateral brackets suitable to lock cubes 100 mm, 150 mm side.

Clamping jigs rock cores
4-places core face preparation jig for grinding machine series 55-C0201/x and 55-C0202/x. Core dia. from 20 to 55 mm
2-places core smoothing jig suitable for grinding machines series 55-C0201/x and 55-C0202/x. Core dia. from 50 to 100 mm                           

Abrasive sectors
Spare set of 6 abrasive sectors   
Set of 6 diamond abrasive sectors
Extra accessory
Accessory for the use of an aspirator connected to the grinding machine series 55-C0202, suitable for
dry grinding procedure. Pipes and aspirator not included