Captive Mandrel Expander – 3/8” to 2-1/2” Outer Diameter
The Captive Mandrel Expander enables tubes to be rolled in places where mandrel travel is limited due to restriction in the tube’s Inner Diameter or tube bends near the rolling area. When ordering a Captive Mandrel Expander, please provide the details of your specific application including the tube Outer Diameter, Gauge, tubesheet thickness and maximum mandrel travel.