FineTek BAH, BVP Air Hammer (Air Knocker), Piston Vibrator

FineTek BAH, BVP Air Hammer (Air Knocker), Piston Vibrator

Some blockages don’t respond to gentle vibration — they need a direct hit. The FineTek BAH/BVP air hammer, also known as an air knocker, is a heavy-duty pneumatic flow aid built on a strengthened aluminium body that strikes the vessel wall to knock stubborn material loose.

How It Works

Compressed air drives a piston that strikes directly onto the target surface, transmitting a low-frequency impact through the vessel wall to dislodge adhered material. Impact frequency and amplitude are adjustable, so the energy can be tuned to the vessel and the product.

Key Features

  • Highly strengthened aluminium body for long service life
  • Low-frequency, continuous impact operation
  • Safe for sudden activation and deactivation
  • Adjustable impact frequency and amplitude
  • Direct impact for immediate vibration feedback

Applications

  • Clearing bridging, ratholing and build-up in silos and hoppers
  • Chute and duct blockage prevention
  • Dust collector and baghouse cleaning support

Industries Served

  • Cement and aggregates
  • Mining and minerals
  • Food and animal feed
  • Bulk material handling
ModelBAH / BVP Series
BAH Working PrincipleSingle-impact air hammer; internal magnet holds until inlet air pressure overcomes magnetic force, releasing a strong impact, with spring return to reset position
BAH Pressure Range3-7 kg/cm²
BAH Impact Force1.0-12.5 kg·m/s, model dependent
BAH Air Consumption0.028-0.455 liters per shot
BAH Weight1.1-8.4 kg
BAH Connection Thread1/4″ PT and 1/8″ PT
BVP Working PrinciplePiston vibrator; compressed air drives an internal piston end-to-end (air-cushioned model) or against the body base (impact model) to generate vibration
BVP Frequency1,000-2,857 VPM (air-cushioned); 1,200-3,500 VPM (impact type)
BVP Force195-1,030 N (air-cushioned); 5,400-13,850 N (impact type)
BVP MaterialStrengthened aluminum alloy
BVP Pressure Range2-6 kg/cm²
BVP Weight0.9-4.8 kg
BVP Connection Thread1/8″ and 1/4″ PF
Operating Temperature-40 to 100 °C (both series)
Noise Level80-115 dBA (both series)
ApplicationsBreaking bridging, ratholing, and material buildup in hoppers, bins, chutes, and molds

Download FineTek BAH, BVP Air Hammer (Air Knocker), Piston Vibrator information here

Datasheet: BAH, BVP Series Air Hammer & Pneumatic Vibrator Datasheet (PDF)
Manual: BVP Air Vibrator Operation Manual (PDF)

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