Title:
METHOD FOR REGENERATING TOOL
Document Type and Number:
Japanese Patent JPS5970772
Kind Code:
A
Abstract:
PURPOSE: To restore the cutting performance and wear resistance of a tool without causing pollution, by immersing the tool in an aqueous soln. contg. nitric acid and sulfuric acid, carrying out setting, and coating the set surface with ceramics by an ionic plating method.
CONSTITUTION: A tool such as a file for an ironworker or a band saw is immersed in an aqueous soln. contg. 10W40% nitric acid and 2W6% sulfuric acid, and setting is carried out. The set surface is coated with ceramics such as TiN, TiC, WC or Al2O3 up to about 3W15μm thickness by an ionic plating method. By the regeneration high durability is provided to the surface of the tool without polluting the environment.
Inventors:
NAKAJIMA HIROSHI
FURUKAWA HIROFUMI
ODOHIRA TOSHIHIKO
FURUKAWA HIROFUMI
ODOHIRA TOSHIHIKO
Application Number:
JP18063782A
Publication Date:
April 21, 1984
Filing Date:
October 15, 1982
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
C23C14/06; B23D63/18; B23D73/12; C23C14/02; (IPC1-7): B23D63/18; B23D73/12; C23C13/04
Attorney, Agent or Firm:
Akasaka