Patent ID: 8691356

Claim:
A disk roll comprising a rotatable shaft and a plurality of disks fitted on the rotatable shaft by insertion whereby the outer peripheral surface of the disks serves as a conveying surface, the disks comprising mullite fibers, an inorganic filler having an aspect ratio of from 1 to 25, and an inorganic binder, the inorganic filler being wollastonite, the mullite fibers containing Al 2 O 3 and SiO 2 in a ratio of from 70:30 to 80:20, the inorganic binder being Kibushi clay and bentonite, the disks comprising from 30 to 50% by mass of the mullite fibers, from 20 to 50% by mass of the inorganic filler and from 20 to 40% by mass of the inorganic binder, the disks not comprising mica.