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CALM has been supplying conveyor roller covers to the aluminum extrusion industry for many years. Each conveyor roller sleeve is made-to-order based on customer needs to ensure the machine can run properly.


We offer a wide range of industrial felt materials. PBO, Kevlar, Nomex, and Polyester are available for different temperature zones during extrusion. Besides, resin treatment can be applied on request to improve durability. 


Available in various sizes and thicknesses, our covers can be custom ordered to fit your specific needs. Installation and removal are quick and easy for cleaning or replacement.

SPECIFICATIONS                                                  Working Temp                                         

Inner diameter (ID): 41mm - 127mm                         PBO - 600℃

Thickness: 5mm - 14mm                                              Kevlar - 480℃

Length: Custom made                                                  Nomex - 280℃

                                                                                          Polyester - 180℃