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Randbright centerless grinder

Centerless Grinding, deburring, finishing and polishing

The Randbright RB 120 series  for cylindrical grinding

Randbright RB 120

​The RB 120 Dry/Wet Series machines are designed for large diameter parts. Available in one to four head configurations for single pass flow.

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The process

RB 120D/W Specifications

Motor: 15 HP -20 HP with 2.0” diameter spindle

Feed Drum: 32” long x 11.25” diameter

Abrasive Belt/Brush: 8” wide x 14” diameter

Maximum Part Diameter: 12 inches

The RB 120 Dry/Wet Series  standard features

  • Heavy-duty welded steel frame

  • Rubber-coated feed drum with handwheel adjusted skew angle and mechanical counter

  • Electronic variable speed feed drum control

  • Head assembly(s) mounted on dovetail slides with mechanical counter

  • TEFC-rated abrasive belt/wheel motor with large diameter spindle

  • Digital ampmeter for each head assembly

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Also

  • Large diameter contact drum and idler roller are high speed balanced

  • Pneumatic-loaded idler roller with mechanical tracking system

  • Handwheel adjusted part diameter and head pressure

  • Handwheel adjusted guide blade supports with standard UHMW inserts

  • 24 volt electric control panel with push button controls

  • 3M #356 flanges, abrasive belts and ScotchBrite™ wheels

  • Available in belt head, brush head and/or buff head (dry only configurations)

Randbright centerless grinder type RB 120

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