This industrial vibrator has the highest output of the roller vibrators, for vessels holding up to 30000 lbs of bulk material in their sloped portion.
The patented Vibroller™ NPR Roller Vibrator features a roller that produces ten vibrations for each revolution inside the cylinder case.
Features and Benefits:
  • This design principle of operation drastically reduces the wear factor.
  • Hardened tool steel roller produces 10 vibrations with each rotation.
  • Boosts flow at modest operating cost.
  • Simple design provides dependability and low maintenance.
  • One moving part - Ring on a hardened steel shaft
  • No lubrication required
  • Muffler standard
  • Lower air consumption than comparable ball vibrators
  • Energy conserving
  • Excellent power to weight ratio
  • Heavy duty cast housings
  • 650ºF temperature rating
  • Available in sizes and styles to meet any job.
Unit of Measure





N/A NP-20


N/A 0.010 in·lb

Speed at 40 PSI

N/A 24000 vpm

Force at 40 PSI

N/A 163 lb

Air Consumption at 40 PSI

N/A 4 cfm

Speed at 60 PSI

N/A 29000 vpm

Force at 60 PSI

N/A 240 lb

Air Consumption at 60 PSI

N/A 5 cfm

Speed at 80 PSI

N/A 31000 vpm

Force at 80 PSI

N/A 270 lb

Air Consumption at 80 PSI

N/A 6 cfm


N/A 1.375 lb



N/A 3.375 in


N/A 2.5 in


N/A 3.125 in

D (Bolt Pattern)

N/A 2.5 in

F (Bolt Size)

N/A 5/16 in

G (Port NPT)

N/A 1/4 in
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