Rotary Vibrators generate vibratory force by producing consistent waves of energy as a result of unbalanced weight rotating within a cylindrical housing. The larger the housing diameter and width, the heavier the weight, and the faster the weight rotates — the greater the vibratory force output. Rotary vibration is ideal where a relatively dry bulk material flow problem is best solved by applying force over a large surface area, eg, over a 3' to 8' length of bin wall. There are four classifications of Pneumatic Rotary Vibrators each using a different type of unbalanced weight: Ball, Roller, Turbine Wheel and Motor-driven Eccentric. Each classification has multiple models that vary in: size, mounting style, lubrication needs; noise rating; speed, amplitude and centrifugal force output based on controlled PSI and CFM supply; manufacturing method, design, material and finish to meet the varied needs of any manufacturing, processing or packaging application, OEM industry requirement, and environmental demand.
Industry’s first Rotary Air Vibrators – steel ball circling the races in a vibrator housing. This simple design remains a popular and cost-effective solution to flow problems where speeds to 30,000 RPM and forces to 1000 ft-lbf keep dry bulk solids flowing, and small parts, glass bottles and tin cans, settling or moving along a conveyor.
Industry’s most powerful Rotary Air Vibrators – one or two steel rollers rotating within a vibrator housing. The tough, long lasting solution to flow problems where speeds to 30,000 RPM and forces to 15,000 ft-lbf keep wet or dry bulk solids flowing out of large bins, trucks and railcars, through screeners, and in concrete forms.
Industry’s quietest Rotary Air Vibrators – a turbine wheel revolving within a vibrator housing. A lubrication-free, reliable solution to flow problems where speeds to 46,000 RPM and forces to 2700 ft-lbf keep dry bulk solids moving out of hoppers, trucks and railcars, and parts, cans and jars moving along conveyors.
Industry leading motor-driven rotary air vibration – an external motor drives shaft-mounted eccentric weights within a HD ductile iron housing. These motor driven vibrators produce a powerful, uniform, directional force (up to 25,000 ft-lbf) at frequencies of 4000 to 5000RPM at 80PSI. The vibrators are available in 2, 4, or 6 bolt permanent mount or a portable clamp-on mount. Use on unloading railcars, large bins/hoppers, foundry shake-out, and refractory applications.
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