CERMET COVERING MATERIAL AND MEMBER FOR INJECTION MOLDING MACHINE

• Main Authors: TASHIRO HIROBUMI, SHIMIZU HIROIKU, HIRATA HIROO, YANAGA HIROKI
• Format: Patent
• Language: English
• Published: 09.06.2014
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

PROBLEM TO BE SOLVED: To provide a cermet covering material excellent in durability under a high temperature environment by allowing a substrate to adhere excellently to a cermet sprayed layer formed on the substrate.SOLUTION: In a cermet covering material formed by covering a substrate with a cermet sprayed layer, after applying chemical etching to the surface of the substrate, the cermet sprayed layer is formed on the surface of the substrate to which the chemical etching is applied.