VALS I PRESSPARTIET AV EN PAPPERSMASKIN OCH FOERFARANDE FOER FRAMSTAELLNING AV DENNA.

摘要

The invention concerns a roll used in the manufacture of paper, for example a centre roll in the press or a calender roll, with which the web is in direct contact and from which the web is detached. Onto the cylinder mantle of the roll, a coating has been formed, which is partly made of metal and which also includes a ceramic material. The outer face of the coating consists of carbide-rich areas and of matrix areas placed between said areas. The invention further concerns a method for the manufacture of such a roll.