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From our origins in grinding paper mill and converting rolls, S.To.R.I sets the highest quality standards in the market. We now possess the capability to precisely grind nearly all materials integral to paper production and converting. To comprehensively address client needs, it is possible to perform internal grinding and polishing of roll shells.

This service is key to:

  • Restore internal Roughness Average (RA) to correct amounts
  • Minimize friction and seal wear
  • Boost energy savings and suction efficiency