COATED CUTTING INSERT

PROBLEM TO BE SOLVED: To provide a coated cutting insert that has improved ability to be able to withstand mechanical shock and thermal shock.SOLUTION: A chromium-containing coated cemented tungsten carbide cutting insert (10 and 32) comprises a substrate (18 and 34) and a coating (24, 30, 40, 46 an...

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Bibliographic Details
Main Authors NORTH BERNARD, PREM C JINDAL
Format Patent
LanguageEnglish
Published 09.01.2014
Subjects
ALLOYS
BORING
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
FERROUS OR NON-FERROUS ALLOYS
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
METALLURGY
MILLING
PERFORMING OPERATIONS
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
TURNING
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Summary:PROBLEM TO BE SOLVED: To provide a coated cutting insert that has improved ability to be able to withstand mechanical shock and thermal shock.SOLUTION: A chromium-containing coated cemented tungsten carbide cutting insert (10 and 32) comprises a substrate (18 and 34) and a coating (24, 30, 40, 46 and 52). The substrate comprises cobalt of about 10.4 to about 12.7 wt%, and chromium of about 0.2 to about 1.2 wt%.
Bibliography:Application Number: JP20130169092