Thomas C. Wilson Tube Tools
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Captive Mandrel Tube Expander

Captive Mandrel Expander — 3/8 to 2 1/2-Inch Outer Diameter

Captive Mandrel Expander

Tube Expansion with Limited Mandrel Travel

Wilson Captive Mandrel Tube Expanders enable tubes to be rolled where mandrel travel is limited because of restrictions in the tube Inner Diameter or when the tube bend is very close to the rolling area.

  • For 3/8- to 2 1/2-Inch Outer Diameter tubes
  • To order a captive mandrel expander, provide us with the details of your specific application (tube Outer Diameter and Gauge, tubesheet thickness, and maximum mandrel travel)