SO-CALLED SUPERCALENDER BELONGING TO A PAPER MACHINE

摘要

ABSTRACT OF THE DISCLOSURE:So called supercalender belonging to a paper machinefor burnishing the paper web, the calender comprising a numberof hard metal rolls arranged upon each other to constitute astack defining between themselves a plurality of hard nips anda substantially equal number of soft filled rolls arranged out-wardly with respect to the stack of metal rolls to define a plu-rality of soft nips against the metal rolls, the stack of metalrolls including one top roll, one bottom roll and at least twointermediate rolls therebetween one of which is an upper inter-mediate roll situated next to the top roll and the other of whichis a lower intermediate roll situated next to the bottom roll,two of the filled rolls defining a pair of soft nips with thelower intermediate roll, and further two of the filled rollsdefining a pair of soft nips with the upper intermediate roll.