VIBCO Piston Vibrators provide high impact and efficient energy transfer to ensure a smooth flow of material through bins, chutes, weigh batchers and other bulk material applications. Ideal for heavy industry, mining, chemical plants, plastics, manufacturing, foundries and paper plants, VIBCO's Pneumatic Piston Vibrators are reliable and durable.  VIBCO is the only vibrator manufacturer that offers One-Piece design and All-Steel models of flange-mounted piston vibrators in standard and silent models. VIBCO's Silent Piston Vibrators are air-cushioned to minimize noise while still providing the necessary force. VIBCO also offers light-weight, low cost "Big Red" End-Mounted Piston Vibrators and continuous duty High Energy Impactors.  All VIBCO Piston Vibrators require lubricated air.