Roll Concept, designer of the Corexal®, the universal winding core adapter

Do you know how to reduce downtime during your production process? Thanks to our great experience in winding mandrels manufacturing, our technical team has developed, an aluminium adapter for winding cores. Indeed, our Corexal® will allow you to transform in few seconds your 3” expanding shafts into a 6” one. Thus, we patented a specific profile and developed an universal solution which can be adapted on any 3” expanding shaft. Then, this tailor-made product has many advantages and will allow you to save time during your production process:

  • Light weight
  • No risk of expanding shaft damage
  • Quick and easy to handle, install and use without any tubing, adaptation or any specific tools use

Thanks to Roll Concept experience, you get:

  • a real technical expertise in winding and rewinding
  • a patented aluminium profile

Profiles :

  • Patented Corexal® profile
  • Length either standard (from 70 to 1 000 mm) or on request
  • Available on stock



Corexal® works:

  • without any adaptation or machining regardless of 3″ expanding shaft type
  • without any pneumatic tubing or electrical installation
  • without any special tools
Surface finishings

Various surface coatings in option :

  • Hard chromium
  • Teflon® coating
  • Sand blasting
  • Special grips on request