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WO/2017/098937A1 |
A ceramic sintered body which contains aluminum oxide, tungsten carbide and zirconium oxide, and wherein: the zirconium oxide contains ZrO and ZrO2; the ZrO2 has one or two crystal structures selected from the group consisting of a tetra...
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WO/2017/093997A1 |
A parting off tool assembly for heavy duty machining includes an insert (12), tool (14) and clamp (16) for securing the insert (12) to a rigid insert seat of the tool (14). The insert (12) is a solid cutting insert (12) including a singl...
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WO/2017/094628A1 |
A tool in which at least a portion of a cutting blade comprises a sintered body containing cubic boron nitride, wherein: the sintered body integrally and inseparably has an internal area and a binder phase enrichment layer that is formed...
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WO/2017/094440A1 |
A hard coating having a composition represented by (AlxTiyMz)aN(1-a-b)Ob (M is the element Cr and/or Nb, and x, y, z, a and b are each an atom ratio and are numbers that satisfy 0.6≤x≤0.8, 0.05≤y≤0.38, 0.02≤z≤0.2, x+y+z=1, 0....
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WO/2017/090765A1 |
A cutting tool according to one embodiment is provided with a substrate and a cover layer positioned on the surface of the substrate, the cover layer including a lower layer, an upper layer, and an intermediate layer positioned between t...
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WO/2017/090770A1 |
A cutting insert according to an embodiment is provided with an upper surface and a side surface. At least a portion of the ridge line at which the upper surface and the side surface cross is a cutting blade. The cutting blade has: a fir...
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WO/2017/090540A1 |
According to the present invention, a titanium aluminum nitride layer formed on a base and having a columnar crystal structure comprises a high-Al-content TiAlN of an fcc structure having a composition represented by (Tix1, Aly1)N (where...
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WO/2017/086485A1 |
Provided is a polycrystalline-diamond sintered compact tool in which a diamond layer (18) that contains a metal catalyst comprising Co is provided to a cemented carbide base material (17), wherein: the average layer thickness of a Co-ric...
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WO/2017/085710A1 |
A cutting tool having a tool holder, cutting insert and clamping member. The tool holder includes an elongated supporting surface extending in a rearward-to-forward direction. The cutting insert has a central portion and three cutting po...
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WO/2017/082251A1 |
This cutting insert is provided with a top surface having a first corner and a second corner that are mutually adjacent, a bottom surface, side surfaces, and a cutting blade that is positioned between the first corner and the second corn...
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WO/2017/083192A1 |
A cryogenically cooled boring tool design reduces the effect of cryogen coolant on a workpiece caused by coolant leakage and coolant exhaust. A tool body has a cartridge for holding a cutting tool insert and a coolant supply path through...
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WO/2017/077829A1 |
According to the present invention, a cubic boron nitride sintered body tool is provided with a tool base material, a bonding layer provided on a surface of the tool base material and a cubic boron nitride sintered body bonded to the too...
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WO/2017/073789A1 |
In this surface-coated cutting tool, a hard coating layer (2) includes at least a layer (3) of a composite nitride or composite carbonitride (compositional formula: (Ti1-xAlx)(CyN1-y)) of Ti and Al formed by chemical vapour deposition, a...
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WO/2017/073293A1 |
This polycrystalline composite contains a polycrystalline diamond formed by diamond particles directly bonding to one another, and non-diamond carbon dispersed within the polycrystalline diamond, and has a hydrogen concentration greater ...
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WO/2017/073655A1 |
This surface coated cutting tool comprises a hard coating layer on the surface of the tool base body which is made from any of a tungsten carbide-based cemented carbide, a TiCN-based cermet, a cubic boron nitride sintered body, and a hig...
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WO/2017/073297A1 |
This polycrystalline composite contains a polycrystalline diamond formed by diamond particles directly bonding to one another, and compressed graphite dispersed within the polycrystalline diamond.
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WO/2017/073792A1 |
In this surface-coated cutting tool, a hard coating layer (2) includes at least a layer (3) of a composite nitride or composite carbonitride represented by the compositional formula (Cr1-xAlx)(CyN1-y), or a layer (3) of a composite nitri...
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WO/2017/073712A1 |
Provided is a sintered compact characterized by comprising: hard particles made from of one or more selected from the group consisting of cubic boron nitride, Al2O3, AlON, SiAlON, TiC, TiCN, TiN, WC and diamond; a metal binder phase cont...
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WO/2017/073590A1 |
A cutting insert according to this disclosure is provided with a first face having a corner and first and second sides extending from the corner, a second face connected to the first face, and a cutting edge located in an area where the ...
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WO/2017/073653A1 |
This surface coated cutting tool comprises a hard coating layer on the surface of the tool base body, which is made from any of a tungsten carbide-based cemented carbide, a TiCN-based cermet, a cubic boron nitride sintered body, and a hi...
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WO/2017/073790A1 |
In this surface-coated cutting tool, a hard coating layer (2) includes at least a layer (3) of a composite nitride or composite carbonitride (compositional formula: (Ti1-xAlx)(CyN1-y)) of Ti and Al formed by chemical vapour deposition, a...
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WO/2017/075076A1 |
A method of manufacture includes forming a metallized tie layer on a surface of a nonmetallic component, positioning the surface of the non-metallic component to mate with a metallic surface of a second component, and joining the metalli...
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WO/2017/073787A1 |
In this coated tool, a hard coating layer (2) includes at least a layer (3) of a composite nitride or composite carbonitride represented by the compositional formula (Cr1-xAlx)(CyN1-y), or a layer (3) of a composite nitride or composite ...
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WO/2017/068922A1 |
A first cutting blade (5a) and a second cutting blade (5b) are connected together via a connection portion (6). The first cutting blade (5a) has a first inclined section (5a1) approaching a middle plane M as the distance thereof from a f...
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WO/2017/069051A1 |
This single-crystal diamond is provided with a set of main surfaces opposed to each other, wherein, at the main surfaces, the impurity concentration changes in the first direction.
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WO/2017/068850A1 |
An insert for a rotary cutting tool according to one aspect of the present invention is provided with an annular rake surface (21) having at least one concave part (23), and a cutting blade (22) formed on the outer periphery of the rake ...
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WO/2017/060026A1 |
The invention relates to a turning insert (1) comprising a top surface (8), an opposite bottom surface (9), side surfaces (13, 13') connecting the top surface (8) and the bottom surface (9), and two opposite nose portions (15, 15'). Each...
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WO/2017/061325A1 |
A coated cutting tool which comprises a base and a coating layer that is formed on the surface of the base. The coating layer has an alternate lamination structure wherein two or more kinds of compound layers having different composition...
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WO/2017/061144A1 |
This surface-coated cutting tool is provided with a base material, and a coating film formed on the base material, wherein: the coating film includes an α-Al2O3 layer; the α-Al2O3 layer includes a plurality of α-Al2O3 crystal particle...
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WO/2017/061328A1 |
Provided is a coated cutting tool including a substrate and a coating layer formed on the surface of the substrate. The coating layer includes at least one predetermined layer, the predetermined layer comprising a compound having a compo...
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WO/2017/060027A1 |
A method to form a surface (53) on a metal work piece (50) comprising a first machining step of providing a turning insert (1) comprising a first cutting edge (11), a second cutting edge (12) and a convex nose cutting edge (10) connectin...
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WO/2017/060025A1 |
A turning insert (1) comprising a top surface (8), an opposite bottom surface (9), a reference plane (RP) located parallel to and between the top surface (8) and the bottom surface (9), a center axis (A1) extending perpendicular to the r...
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WO/2017/061058A1 |
A surface-coated cutting tool is provided with a substrate and a coating film formed on the substrate. The coating film includes an α-Al2O3 layer comprising a plurality of α-Al2O3 crystal grains. The α-Al2O3 layer comprises a lower la...
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WO/2017/061059A1 |
A surface-coated cutting tool is provided with a substrate and a coating film formed on the substrate. The coating film includes an α-Al2O3 layer comprising a plurality of α-Al2O3 crystal grains. The α-Al2O3 layer includes: a first ar...
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WO/2017/056969A1 |
A cutting insert anchoring member (30) for anchoring a cutting insert (20) to the body (10) of a cutting tool (100) comprises a main body (37), a main body channel (34), and a nozzle (31). The main body (37) presses a rake face (20a) of ...
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WO/2017/057456A1 |
A coated tool according to one embodiment of the present invention is provided with a substrate and a coating layer disposed on a surface of the substrate, and further with a first surface, a second surface, a third surface, and a cuttin...
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WO/2016/135005A9 |
The invention relates to a method and a device for machining a workpiece (2) rotating about a rotational axis (1). The machining point (8) moves along the cutting edge of a cutting edge plane (3) and the surface (7, 7') to be machined in...
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WO/2017/051714A1 |
In said replaceable tool edge cutting tool, a cutting insert is detachably attached by being seated in an insert installation seat and clamped with a clamp screw. At one end of the clamp screw, a male thread section is formed and on the ...
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WO/2017/052208A1 |
The present invention relates to a cutting insert. The cutting insert according to one embodiment of the present invention forms dots between a main cutting edge and a chip breaker, wherein the dots form a bridge between the main cutting...
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WO/2017/050677A1 |
The invention relates to a tool for roughening a borehole surface which has a coupling portion (12) for clamping the tool (10) in a drill device and has a tool head (14) for processing the borehole surface, cutting means (18) which are c...
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WO/2017/050730A1 |
The invention relates to a tool for roughening a borehole surface which has a coupling portion (12) for clamping the tool (10) in a drill device and has a tool head (14) for processing the borehole surface, cutting means (18) which are c...
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WO/2017/047949A1 |
A hard coating according to the present invention is formed on the surface of a base material for a cutting tool by a PVD method, and the hard coating is characterized by including a thin film layer which has a total thickness of 0.5-10 ...
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WO/2017/043520A1 |
A cutting insert according to one mode of embodiment of the present invention is provided with an upper surface, a front end surface and a front cutting edge. The upper surface includes a first protruding portion and a second protruding ...
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WO/2017/043470A1 |
In the present invention, it is possible to prevent a cutting insert for grooving from coming out of an insert attachment seat when a tool is used, and it is possible to improve attachability by preventing dislodging of said groove cutti...
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WO/2017/038855A1 |
A composite member (6) for joining WC-based cemented carbide members (1, 2) interposed by a joining layer (7) formed by solid-phase diffusion-joining of a joining member (3) that comprises Ti foil, and a tool comprising the composite mem...
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WO/2017/037798A1 |
A coated surface cutting tool is provided with a base material and a coating formed on said base material. Said coating comprises an α-Al2O3 layer (1), said α-Al2O3 layer comprises α-Al2O3 crystal grains and sulfur, and TC(006) for th...
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WO/2017/037796A1 |
This surface-coated cutting tool (10) is equipped with a substrate (11) and a membrane (12) formed on the substrate. The membrane has an α-Al2O3 layer (16) that contains a plurality of α-Al2O3 crystal particles. The α-Al2O3 layer incl...
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WO/2017/038435A1 |
A hard coating 1 is a hard coating 1 that is formed on a substrate 3. The hard coating 1 has a first layer 11. The compositional formula for the first layer 11 is Zr1-a-bHfaMgb (BxCyN1-x-y). In said compositional formula, a, b, x, and y ...
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WO/2017/037797A1 |
A membrane (12) provided in this surface-coated cutting tool (10) has an α-Al2O3 layer that contains a plurality of α-Al2O3 crystal particles. The area A1 occupied by coarse-grained crystal particles A constitutes 50% or less of an α-...
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WO/2017/038762A1 |
The cutting tool according to an embodiment has a substrate obtained from a hard-metal alloy and a coating layer provided on the substrate surface. The coating layer has a first layer that contacts the substrate and contains Ti(CxN1-x) (...
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