The Maillis RA Rotary Arm Wrapper, which can be positioned at the end of a palletizing unit or located within a pallet conveying line, provides for the automatic indexing, stretch wrapping, film cutting and ejection of the wrapped pallet to a discharge conveyor system or operated as stand alone system with loading and unloading by forklift. The RA is suitable for medium throughput production lines.

Standard options

  • Two versions available: RA Standard and RA Deluxe
  • Wide range of motorised conveyors
  • Up to 10 selectable, programmable wrap cycles
  • No wrap (transit) cycle
  • Cut wipe system for film seaming and cutting
  • Wrap height of 2100mm (load and pallet)
  • Siemens S7-300 PLC (RA Deluxe), S7-200 PLC (RA Standard) and Proface HMI
  • Machine safety system including: guarding, light curtains, etc.
  • External wrap program selection
  • Interfacing signals for pallet transfer with external conveyor systems


  • 415VAC 3PH 50Hz power supply
  • 6 bar, clean & dry compressed air
  • 24VDC control voltage

Technical specifications

  • Fully automatic operation with touchscreen HMI for operator functions and setup
  • Motorised film pre-stretch carriage with easy load film system, variable ratio pre-stretch values from 100% to 300%
  • Capacity of up to 80 pallets per hour, dependant upon the number of wraps and height of pallet
  • Rotation speed up to 34rpm (model dependant)
  • Max pallet and load dimensions
    – RA 13-11 – 1300mm x 1100mm to 1200mm x 1200mm
    – RA 14-14 – 1400mm x 1400mm
    – RA 16-16 – 1600mm x 1600mm
    – RA 20-20 – 2000mm x 2000mm
  • Machine guarded to Category 3
  • Conveyor weight capacity up to 2000kg
  • All electrical/electronic components are commercially available


  • Patented Compact Clamp cutting and seaming unit (requires roping device)
  • Topsheet applicator – roll width from 1200mm to 1800mm
  • Pallet lifter
  • Pantograph pressure platen for unstable loads and/or extra securing of topsheet during wrap cycle
  • Roping device for custom wrapping cycles
  • Low wrapping/topsheet film warning
  • Pallet weights in excess of 2000kg
  • “Compact” models with smaller footprint
  • Allen Bradley PLCs, HMIs and VSDs
  • Wide selection of switchgear and electrical component brands
  • Extended wrapping height available


All SIAT equipment carries a 12 month (single shift) warranty (parts and labour) given normal wear and tear.