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The steel roller is made of all-steel material and has a solid structure, suitable for high-load and high-precision processing operations; while the rubber roller wraps a rubber layer outside the metal core and mainly relies on the elasticity and flexibility of rubber for material processing.

A rubber roller is a roller consisting of a metal core and a rubber outer layer. The metal core is usually made of steel or aluminum, providing the necessary structural support and strength. The functions: transmission and conveying, pressure and extrusion, printing and coating, guidance and support