Mandrels and collet chucks are used for clamping most rotationally-symmetric workpieces for cutting or grinding machining on machine tools or machining centers.

The pneumatic wedge mandrel is used to reduce buckling in the pipe as it is being bent. Adjustable for wall thickness. Sizes 12" - 20" and up.

Oct 12, 2020 · Pneumatic wedge mandrels are available in pipe sizes from 24" - 60" diameter For eficient operation the compressed air pressure should be 180 - 200 PSI (12.4 - 13.8 Bar)

The Pneumatic Pipe Mandrel Equipment is a wedge style bending mandrel for the internal support of 8″ to 48” (219-1219 mm) diameter steel pipe of any grade and wall thickness.

Positrol Workholding has a variety of expanding mandrels from single taper collet mandrels and slow taper collet mandrels to between centers collet mandrels. Contact us!

A powered Pneumatic Wedge Mandrel (PWM) can handle the demanding bending requirements of heavy-wall and high-yield grade pipes from 8” to 42”, with unpowered units handling 8” to 20”.

Our Pneumatic Wedge Bending Mandrels provide powerful radial support, making them ideal for both light-duty and heavy-duty applications. Available in manual and motorized versions, these mandrels ensure minimal material wastage, increased productivity, and …

- Prevents buckling and eliminates out-of-round in the bend. - Adjustable for any wall thickness within specified mandrel range. - Self propelled in and out of pipe on models 16” and above. - Size available 8”- 60”.

STANDARD FEATURES • Prevents buckling and eliminates out of round in the bend • Adjustable for any wall thickness within specified mandrel range • Self propelled in and out of pipe on models 16” and above • Pneumatic wedge mandrels are available in pipe sizes from 10”-20” diameter

Our mandrels are made from quality steel ensuring strength and flexibility. They are supplied with positioning tubes and a set of shims for diameter adjustments. The SWH Series includes our hydraulic mandrels and covers a range from 10″ up to 60″, while the SWP Series covers our pneumatic mandrels.