Portable Feed Units

Portable Sponge-Jet Feed Unit™ – designed to offer maximum range of capabilities and features to accommodate every application. From standard, value-based units to feature rich, high-performance systems to units designed specifically for use in extreme environments.

470-SJ Feed Unit™

This Feed Unit is feature-rich and larger the than our most popular Feed Unit with up to two and a half hours of uninterrupted blast time before refilling.

Features specific to the 470-SJ are:

  • Utility step
  • High-capacity muffler
  • Blast pressure adjustment
  • Lifting eyes
  • Fork pockets
  • High-performance casters
  • Secondary moisture separator
  • High-volume pressure relief valve
  • Centralized controls for precision monitoring and adjustment
  • Options: Nozzle size and nozzle type


  • Product Name: 470-SJ Feed Unit™
  • Part #: SJE-FE-470-SJ
  • Weight: 688 kg (1515 lb)
  • Length: 126 cm (50 in)
  • Width: 98 cm (39 in)
  • Height: 191 cm (75 in)
  • Volume: 453 liters (16 ft3)
  • Pressure Certification: 10 bar (150 psi)
  • Blast Time: 140 minutes

Blast hose 5 m (16′) , I.D. 32 mm (1-1/4 in)
Nozzle Size: 9 mm – 18 mm (#6 – #12)
Nozzle Holder : 50 mm or 1 ¼ in NPS
Nozzle Type: SABER or WEV
Deadman Handle with twinline
Air Supply coupling: 50 mm BOSS, 2-in 4 lug, or Surelock

*Weight is without shipping pallet, hoses and accessories.
** Blast Time is estimated based on using a working mix with a #6 nozzle. Actual times may vary.


  • Internal agitation assembly keeps Sponge Media abrasives flowing reliably throughout the vessel
  • Adjustable, pneumatic driven, auger metering system assures optimal media flow and maximum efficiency at all blast pressures
  • Integrated E-Stop and remote deadman control system
  • Standardized parts and maximum reliability by design
  • High-quality, industry-standard components for long, trouble-free operation, simplified spare part acquisition and replacement
  • Multi-language labels, instruction manuals and online training tools
  • Color-coded pneumatic lines for easy troubleshooting
  • Extended service, permanently lubricated air motor and auger bearings minimize maintenance and wear