AF3 Series Tube Expander

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AF3 Series Tube Expander

AF3 Series Tube Expander

Features of AF3 Series Tube Expander

  • Economical boiler tube expander designed for applications where tube expansion and flaring are required.
  • Provides excellent value for applications involving a limited number of boiler tubes.
  • Sturdy construction provides dependable performance during boiler manufacturing and maintenance.
  • Expansion and flare rolls are self-contained within the cage for convenient handling and assembly.
  • Overlapping flare rolls help prevent ridging on the expanded and flared tube end.
  • Produces controlled tube expansion together with a smooth and uniform flare.
  • Time-tested and durable design supports consistent results during repeated tube-rolling operations.
  • Available in different models for various tube outside diameters and wall thicknesses.

Technical Details

Tool Type Boiler Tube Expander
Series AF3 Series
Operation Tube Expansion with Flaring
Sizes Available 7/8" O.D. 15G to 4 1/2" O.D. 10–12G
Models Available AF3-3 1/2 to AF3-102/6
Tube I.D. Range Approximately 18.5 mm to 107 mm
Roll Design Self-Contained Expansion Rolls and Overlapping Flare Rolls
Flaring Type Controlled Tube-End Flaring
Applications Boiler Tube Installation, Repair and Maintenance
PRIME Quality Tools: The AF3 Series Tube Expander is an economical and dependable solution for boiler tube applications that require expansion and flaring. Its overlapping flare rolls help create a uniform finish while reducing the possibility of tube-end ridging.