E-Prep 4™ Grinder/Polisher

E-Prep 4™ Grinder/Polisher

The E-Prep 4™ grinding and polishing machine, with the PH-4i™ power head, is a simple yet powerful system for semiautomatic operation, ideal for low to high volume sample preparation requirements. The user-friendly manual and touchpad interface makes it easy to adjust settings and operate. Basic controls allow quick changes to parameters such as sample force, cycle time, platen speed, and sample speed.

Either standard or magnetic 8”/203 mm or 10”/254 mm platens may be used with any plain/adhesive backed or magnetic system disc.

Standard/magnetic platens and sample holders are sold separately.


  • Selectable platen speeds: 150, 300 and 600 RPM
  • Sturdy RIM, aluminum and stainless steel construction with low profile design
  • Variable cycle time: 30, 60, 90 seconds; 2-9 minutes (1 minute increments)
  • Molded one-piece corrosion and impact resistant cover
  • Powerful 0.5 HP (375 W) high torque DC motor
  • Quick-change platen design, anodized to resist wear and corrosion
  • Electronic coolant control with adjustable flow control valve
  • Manual and touchpad switches control all functions
  • Adjustable, pivoting coolant nozzle allows quick and easy sample/bowl cleaning
  • Overflow diversion to protect internal components
  • Emergency shut-off switch
  • Emergency shut-off switch
  • Two (2) year warranty
  • Designed & manufactured by Allied in the USA

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