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Flow Pack (HFFS) - PV-550 Flow Pack Wrapper

Horizontal Flow Wrapper (HFFS) that makes a three sealing pillow pack for irregular or difficult to drag products. Can also make a modified atmosphere (MAP) package.

Flow Pack (HFFS) - PV-550 Flow Pack Wrapper

PV-550 LSH I X / PV-550 SPH I X machines form a family of packing machines with a film coil at the lower part of the machine. This is the reason they are specially recommended for irregular or difficult to drag products.

This model is strong, easy to use and reliable, as all ULMA machines are, but it is also highly versatile in format changes and has a wide range of versions which guarantee the perfect adaptation of the machine to the needs of each application.

The great flexibility and reliability pf the PV550 makes it useful in the general food market, especially in agriculture, meat processing, the dairy sector, etc.


  • Made of stainless steel and materials protected with anticorrosive treatment.
  • Working sense : from right to left.
  • PV-550 LSH I X version
    - Cross-welding with horizontal fillet clamp.
    - Longitudinal welding system with three pairs of rollers for welding and longitudinal film dragging.
  • PV-550 SPH I X version
    - Cross-welding with "thread type" welding clamp.
    - "Thread type" longitudinal welding system with conic welding and film cutting rollers, with motor-driven sytem for film remnant winding.
  • 550 mm. Wide LSH-type (long welding) cross-welding head.
  • Motor-driven regulation of longitudinal welding system height.
  • Double autocentering coil support.
  • 2 meter-long feeding unit.
  • Mold with stretchable former.
  • Package length adjustment according to product length.
  • "No product", "No package" and "Badly located product in clamps" functions.
  • Liquid crystal (LCD) screen for machine parameter adjustment, diagnosis and information of machine state.
  • Parameter memory storage : up to 20 products.


  • Different types and lengths of feeding unit.
  • Photocell for printed film centering.
  • Gas injection system (PV-550 LSH I X).
  • Waste oxygen analyzer (PV-550 LSH I X).
  • Different automatic feeding systems.
  • Version for low density polyethylene (LDPE).