The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 08, 2026
Filed:
Mar. 14, 2022
Seco Tools Ab, Fagersta, SE;
Jesper Stjernberg, Fagersta, SE;
SECO TOOLS AB, Fagersta, SE;
Abstract
A cutting tool insert has an optimal hardness and high toughness for demanding cutting operations in hardened steel and cast iron. The cutting tool includes a substrate of cemented carbide where the cemented carbide has hard constituents of tungsten carbide (WC) and a (Co) binder phase, chromium (Cr) and at least one additional element from the group: Vanadium (V), Niobium (Nb), Molybdenum (Mo) and Iron (Fe). The cemented carbide further has a Co-content of 3.50-4.20 wt % of the cemented carbide, a Cr-content of 0.31-0.38 wt % of the cemented carbide, a WC-content of at least 95.22 wt % of the cemented carbide and wherein the cemented carbide has a coercivity of 26-32 kA/m