Corporate Office:
164 Still River Road
Bolton, MA 01740
Ph: (999) 999-9999
Fx: (999) 999-9999
Round Expandable Winding Mandrel
Round Expandable/Collapsible Winding Mandrel

Round Expandable Winding Mandrel
Round Expandable/Collapsible Winding Mandrel

Round Expandable Winding Mandrel

  1. Expandable Mandrels come with many expansion ranges for great flexibility.

    Medium duty design for smaller coils and heavy duty, high torque design for large coils.

    Our high quality industrial mandrels assure many years of production use.

    Custom configurations, mounting plates, leaf shapes and various drive styles (single or both ends - manual or powered).
Round Winding Mandrels & Tooling*

CoilWinder offers "round" expandable winding mandrel configurations that will collapse for easy coil removal, in addition to numerous types of product holding tooling for many different applications.

Mandrel designs include quick removal from the machine, self-supporting and swing-out styles with headstock / tailstock safety interlocks. Grooved edge collapsible tooling for higher quality precision layering and increased production of magnet wire coils.

In addition to our hundreds of CoilWinder mandrel and tooling products, we can custom design and manufacture to your application needs.

For nearly 25 years, CoilWinder winding mandrels and tooling have offered industrial grade strength and high precision to provide for the best quality, consistency and production of your wound products.

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Cantilevered Holding Tool
(No Tailstock Support Necessary)

Bobbin Winding Tooling which allows for winding multiple bobbins simultaneously and for the wire to transition from one bobbin to the next through a slot in the spacer pieces.

Quick assembly/disassembly with speed nut. Very useful for winding generator exciter or other coils where you do not wish to cut the wire between bobbins.

For more information on coil winding equipment and other CoilWinder machines, please contact us at (999) 999-9999 or through our online contact form.

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