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Patented Superior 48" RazerTail® Truck Unloader, Unit #975


Load Area

  • Grate-10' x 5' outside dimension
  • Construction-flat bar with 5" openings
  • Self-cleaning Ramp-hinged on each side of the grate, fold up for cleaning cycle after truck is off ramp
  • Hydraulic Tri-fold-not included
  • Ramp bulkhead-10' wide by 8'4" long, fold hydraulically for road transport
  • Extended ramps-requires 28" high earthen ramp


Unloading Conveyor

  • Size-approx 48" x 44'
  • Discharge Height-6' 11", fixed height conveyor
  • Frame-24" truss
  • Drive-Class I head end
  • Gear reducer-Dodge shaft mount, with backstop
  • Motors-(1) 50 hp 1800 RPM TEFC
  • V-belt drive-with drive guard
  • Capacity-1000 STPH of 100 PCF material,
    5" minus spherical lumps
  • Belt speed-210 fpm
  • Flow control-adjustable slide gate
  • Discharge hood-to feed 36" belt width or greater
  • Superior Idlers-CEMA C, 5” dia. rolls, sealed for life ball bearings
  • Load area-5" diameter flat steel idlers, close spacing
  • Trough-20° equal, on 4' spacing
  • Returns-steel idlers, on 10' spacing


Superior pulleys, crown faced

  • Drive pulley-20” diameter, 3/8” herringbone lagged drum
  • Snub pulley-12” dia, 1/4" smooth lagged drum
  • Tail pulley-12” dia, MD wing
  • Head pulley-head end drive
  • Shafts-Turned and polished
  • Bearings-Dodge
  • Take ups-Screw type
  • Belting -3 ply, 3/16 x 1/16 330 PIW
  • Belt splice -factory vulcanized belt splice
  • Belt Scraper-Superior Exterra primary



  • Construction-Welded steel tube
  • Axle-Single, with dual (4) 11Rx22.5 tires
  • Hitch-Fifth wheel
  • Brakes-complete air brake package
  • Lights-brake and directional signals
  • Mud flaps-included
  • Hydraulic jacks-Hydraulic landing legs, with 12-volt pumping unit



  • Power unit-20 hp electric pumping unit
  • Ramps-raise and lower
  • Conveyor Fold-not included


Additional Specifications

  • Power Supply-480 v / 3 ph / 60 hz
  • Electrical-enclosure with main disconnect, circuit breaker, and push button on/off switches with ramp auto-cycle PLC (if applicable), mounted to the chassis and wired to motors
  • Remote control-Wireless remote controls belt drive, hydraulic unit, and ramp operations
  • Operator platform-walkway and handrails over conveyor on both sides of hopper area, for operator workstation and inspection platform
  • Guarding-for drive and tail pulleys, v-belt drive and return idlers. Guards may not meet all local codes; customer is responsible to have guarding inspected.
  • Paint-1 coat primer, 1 coat finish enamel Superior Beige/Yellow Guards
  • Idler Paint-powder coated Superior Orange
  • Owner’s Manual-(1) copy included for operation and maintenance