FRIESE Our special know-how enables us to manufacture rolls with the following advantages:Higher lifespanHigher production speedBetter runabilityLower production costsHigher board strength ROCKPROFILE, A GOOD CHOICE FOR THE LONG TERMWith the special shape of our ROCKPROFILE, you will get the Following advantages:Highest possible board quality over the whole lifetime due to the minimisation of the tension factor.Less fluting paper consumption due to reduction of the take up factorIncrease of board strength by up to 10 % especially on coarse flutes Visit the Friese website for complete details of their entire product range.