Title:
SILICON NITRIDE ROLLER AND MANUFACTURING METHOD OF SILICON NITRIDE ROLLER
Document Type and Number:
Japanese Patent JP2016153665
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a silicon nitride roller in which irregularities such as damage or polishing traces on a surface are reduced, and a manufacturing method of the silicon nitride roller.SOLUTION: A manufacturing method of a silicon nitride roller includes the steps of: preparing a plurality of columnar bodies 1 containing silicon nitride as a main constituent, a plurality of processing materials 2 containing silicon nitride as a main constituent, metal oxide powder having lower hardness than the columnar body 1, and a dispersion medium 3; and slidably contacting the columnar body 1 and the processing material 2 by mixing the plurality of columnar bodies 1, the plurality of processing materials 2, the metal oxide powder and the dispersion medium 3.SELECTED DRAWING: Figure 1
Inventors:
TANAKA YUTAKA
Application Number:
JP2015031512A
Publication Date:
August 25, 2016
Filing Date:
February 20, 2015
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16C33/34; B24B31/02; C04B35/584
Attorney, Agent or Firm:
Fukami patent office