KR102297711B1 - 경질 피막이 형성된 절삭공구 - Google Patents
경질 피막이 형성된 절삭공구 Download PDFInfo
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- KR102297711B1 KR102297711B1 KR1020190172180A KR20190172180A KR102297711B1 KR 102297711 B1 KR102297711 B1 KR 102297711B1 KR 1020190172180 A KR1020190172180 A KR 1020190172180A KR 20190172180 A KR20190172180 A KR 20190172180A KR 102297711 B1 KR102297711 B1 KR 102297711B1
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- film
- cutting tool
- oxide
- hard film
- hard
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- 238000005520 cutting process Methods 0.000 title claims abstract description 65
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 27
- 239000001301 oxygen Substances 0.000 claims abstract description 27
- 239000010410 layer Substances 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000002356 single layer Substances 0.000 claims abstract description 7
- 229910052582 BN Inorganic materials 0.000 claims abstract description 5
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 51
- 150000004767 nitrides Chemical class 0.000 claims description 11
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 10
- 229910052796 boron Inorganic materials 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 229910052735 hafnium Inorganic materials 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 229910052715 tantalum Inorganic materials 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 229910052727 yttrium Inorganic materials 0.000 claims description 6
- 229910052726 zirconium Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 229910052580 B4C Inorganic materials 0.000 claims description 2
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 abstract description 3
- 239000011195 cermet Substances 0.000 abstract description 3
- -1 cemented carbide Substances 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 67
- 239000010409 thin film Substances 0.000 description 18
- 230000000052 comparative effect Effects 0.000 description 11
- 230000003647 oxidation Effects 0.000 description 11
- 238000007254 oxidation reaction Methods 0.000 description 11
- 238000000576 coating method Methods 0.000 description 7
- 238000011156 evaluation Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000005240 physical vapour deposition Methods 0.000 description 5
- SSJWWCKNRIUXON-UHFFFAOYSA-N 2-(2,6-dimethoxyphenyl)-5-hydroxy-7,8-dimethoxychromen-4-one Chemical compound COC1=CC=CC(OC)=C1C1=CC(=O)C2=C(O)C=C(OC)C(OC)=C2O1 SSJWWCKNRIUXON-UHFFFAOYSA-N 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007888 film coating Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 1
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 1
- 229910017150 AlTi Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000846 In alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000000441 X-ray spectroscopy Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010849 ion bombardment Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/021—Cleaning or etching treatments
- C23C14/022—Cleaning or etching treatments by means of bombardment with energetic particles or radiation
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0641—Nitrides
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/081—Oxides of aluminium, magnesium or beryllium
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/044—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material coatings specially adapted for cutting tools or wear applications
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
- C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/12—Boron nitride
- B23B2226/125—Boron nitride cubic [CBN]
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
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- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Physical Vapour Deposition (AREA)
Abstract
본 발명에 따른 절삭공구는, 모재 상에, 단층 또는 다층 구조로 이루어진 경질피막이 형성되고, 상기 경질피막은 산화물로 이루어진 층을 포함하고, 상기 산화물로 이루어진 층에 있어서, 절삭공구의 인선(edge) 중심의 산소 함량이 상기 인선 중심으로부터 50㎛ 이상 떨어진 영역의 산소 함량에 비해 높은 것을 특징으로 한다.
Description
구분 | 번호 | 박막 구조 | 박막 두께 (㎛) |
전체 두께 (mm) |
박막 경도 (GPa) |
실시예 | 1-1 | Al2O3 | 0.8 | 0.8 | 28.0 |
1-2 | AlTiN/Al2O3 | 0.4 | 2.8 | 31.5 | |
1-3 | AlTiN/Al2O3/AlTiN | 0.4 | 3.1 | 31.9 | |
1-4 | AlCrN/Al2O3 | 0.4 | 3.0 | 30.1 | |
1-5 | AlCrN/Al2O3/AlCrN | 0.4 | 3.0 | 31.8 | |
비교예 | 2-1 | Al2O3 | 0.9 | 0.9 | 26.9 |
2-2 | AlTiN/Al2O3 | 0.4 | 3.0 | 30.4 | |
2-3 | AlTiN/Al2O3/AlTiN | 0.4 | 2.9 | 32.3 | |
2-4 | AlCrN/Al2O3 | 0.4 | 3.0 | 29.8 | |
2-5 | AlCrN/Al2O3/AlCrN | 0.4 | 3.1 | 31.0 |
구분 | 번호 | 박막 구조 | 산화막 내 산소 함량 (EDX, at.%) | ||
인선 중심 | 경사면 | 여유면 | |||
실시예 | 1-1 | Al2O3 | 48.9 | 34.7 | 42.9 |
1-2 | AlTiN/Al2O3 | 46.4 | 32.5 | 40.5 | |
1-3 | AlTiN/Al2O3/AlTiN | 47.5 | 33.1 | 41.9 | |
1-3(R) | AlTiN/Al2O3/AlTiN | 50.1 | 42.8 | 33.4 | |
1-4 | AlCrN/Al2O3 | 47.8 | 33.3 | 40.9 | |
1-5 | AlCrN/Al2O3/AlCrN | 49.0 | 37.8 | 41.8 | |
1-5(R) | AlCrN/Al2O3/AlCrN | 47.3 | 40.9 | 31.6 | |
비교예 | 2-1 | Al2O3 | 43.7 | 37.0 | 41.5 |
2-2 | AlTiN/Al2O3 | 45.6 | 39.7 | 42.5 | |
2-3 | AlTiN/Al2O3/AlTiN | 43.9 | 37.2 | 39.8 | |
2-3(R) | AlTiN/Al2O3/AlTiN | 45.6 | 42.9 | 39.0 | |
2-4 | AlCrN/Al2O3 | 46.4 | 39.9 | 44.2 | |
2-5 | AlCrN/Al2O3/AlCrN | 46.1 | 40.3 | 43.0 | |
2-5(R) | AlCrN/Al2O3/AlCrN | 44.5 | 42.1 | 40.0 |
구분 | 번호 | 내마모성 | 내열크랙성 | 내치핑성 | |||
가공길이 (mm) |
마모유형 | 가공길이 (mm) |
마모유형 | 가공길이 (mm) |
마모유형 | ||
실시예 | 1-1 | 900 | 박막뜯김, 과대마모 |
900 | 열크랙, 파손 |
200 | 경계치핑 |
1-2 | 3000 | 박막뜯김 | 1500 | 과대마모, 열크랙 |
400 | 경계치핑 | |
1-3 | 5400 | 정상마모 | 5400 | 정상마모 | 1100 | 정상마모 | |
1-3 (R) |
6300 | 정상마모 | 4200 | 정상마모 | 900 | 정상마모 | |
1-4 | 2700 | 박막뜯김 | 1500 | 과대마모, 열크랙 | 300 | 경계치핑 | |
1-5 | 6000 | 정상마모 | 5100 | 정상마모 | 1200 | 정상마모 | |
1-5 (R) |
6600 | 정상마모 | 3600 | 과대마모 | 1100 | 정상마모 | |
비교예 | 2-1 | 600 | 박막뜯김, 과대마모 |
900 | 열크랙, 파손 |
100 | 경계치핑 |
2-2 | 2100 | 박막뜯김, 과대마모 |
1200 | 과대마모, 열크랙 |
300 | 경계치핑 | |
2-3 | 3300 | 과대마모 | 2700 | 열크랙 | 600 | 경계치핑 | |
2-3 (R) |
3900 | 과대마모 | 1800 | 과대마모, 열크랙 |
500 | R부치핑 | |
2-4 | 1800 | 박막뜯김, 과대마모 |
1200 | 과대마모, 열크랙 |
200 | 경계치핑 | |
2-5 | 3600 | 과대마모 | 2100 | 열크랙 | 600 | 경계치핑 | |
2-5 (R) |
3900 | 과대마모 | 1500 | 과대마모, 열크랙 |
400 | R부치핑 |
구분 | 번호 | 박막 구조 | 내마모성 | 내열크랙성 | 내치핑성 |
가공길이 (mm) |
가공길이 (mm) |
가공길이 (mm) |
|||
실시예 | 3-1 | AlTiN/Al2O3/AlTiSiN (Al:Ti:Si=57:38:5) |
7500 | 8400 | 1100 |
3-2 | AlTiN/Al2O3/AlTiVZrN (Al:Ti:V:Zr=54:36:5:5) |
5700 | 4500 | 1700 | |
3-3 | AlTiN/Al2O3/AlTiNbMoN (Al:Ti:Nb:Mo=54:36:5:5) |
6300 | 6600 | 1100 | |
3-4 | AlTiWYN/Al2O3/AlTiN (Al:Ti:W:Y=56.4:37.6:3:3) |
5400 | 3900 | 900 | |
3-5 | AlTiTaHfN/Al2O3/AlTiN (Al:Ti:Ta:Hf=56.4:37.6:3:3) |
6300 | 7200 | 1600 | |
3-6 | AlCrN/Al2O3/AlCrSiN (Al:Cr:Si=60.8:34.2:5) |
8100 | 6900 | 1100 | |
3-7 | AlCrN/Al2O3/AlCrVZrN (Al:Cr:V:Zr=57.6:32.4:5:5) |
4800 | 3900 | 1900 | |
3-8 | AlCrN/Al2O3/AlCrNbMoN (Al:Cr:Nb:Mo=57.6:32.4:5:5) |
6600 | 5700 | 1100 | |
3-9 | AlCrWYN/Al2O3/AlCrN (Al:Cr:W:Y=60.2:33.8:3:3) |
5400 | 3600 | 1000 | |
3-10 | AlCrTaHfN/Al2O3/AlCrN (Al:Cr:Ta:Hf=60.2:33.8:3:3) |
7800 | 7200 | 1900 | |
비교예 | 4-1 | AlTiN/Al2O3/AlTiSiN (Al:Ti:Si=57:38:5) |
3300 | 4200 | 600 |
4-2 | AlTiN/Al2O3/AlTiVZrN (Al:Ti:V:Zr=54:36:5:5) |
2100 | 1800 | 900 | |
4-3 | AlTiN/Al2O3/AlTiNbMoN (Al:Ti:Nb:Mo=54:36:5:5) |
2700 | 3000 | 500 | |
4-4 | AlTiWYN/Al2O3/AlTiN (Al:Ti:W:Y=56.4:37.6:3:3) |
2100 | 1800 | 300 | |
4-5 | AlTiTaHfN/Al2O3/AlTiN (Al:Ti:Ta:Hf=56.4:37.6:3:3) |
3000 | 2700 | 700 | |
4-6 | AlCrN/Al2O3/AlCrSiN (Al:Cr:Si=60.8:34.2:5) |
3900 | 3900 | 500 | |
4-7 | AlCrN/Al2O3/AlCrVZrN (Al:Cr:V:Zr=57.6:32.4:5:5) |
2100 | 1500 | 1000 | |
4-8 | AlCrN/Al2O3/AlCrNbMoN (Al:Cr:Nb:Mo=57.6:32.4:5:5) |
2700 | 3000 | 400 | |
4-9 | AlCrWYN/Al2O3/AlCrN (Al:Cr:W:Y=60.2:33.8:3:3) |
2100 | 1200 | 400 | |
4-10 | AlCrTaHfN/Al2O3/AlCrN (Al:Cr:Ta:Hf=60.2:33.8:3:3) |
3600 | 4500 | 800 |
Claims (6)
- 절삭공구의 모재 상에, 단층 또는 다층 구조로 이루어진 경질피막이 형성되고,
상기 경질피막은 산화물로 이루어진 층을 포함하고, 상기 산화물로 이루어진 층에 있어서, 절삭공구의 인선(edge) 중심의 산소 함량이 상기 인선 중심으로부터 50㎛ 이상 떨어진 양쪽 영역의 산소 함량에 비해 5 ~ 15at% 높은, 경질피막이 형성된 절삭공구. - 삭제
- 제1항에 있어서,
상기 피막은 Al, Cr, Ti, Y, V, W, Ta, Nb, Mo, Zr, Hf 및 Si에서 선택된 1종 이상을 포함하는, 경질피막이 형성된 절삭공구. - 제1항 또는 제3항에 있어서,
상기 피막의 두께는 0.01 ~ 5㎛인, 경질피막이 형성된 절삭공구. - 제1항에 있어서,
상기 산화물로 이루어진 피막의 상부 및/또는 하부에,
Al, Cr, Ti, Y, V, W, Ta, Nb, Mo, Zr, Hf 및 Si에서 선택된 1종 이상을 포함하는 탄화물, 질화물, 산화물, 탄질화물, 산화질화물, 산화탄화물, 산화탄질화물, 붕화물, 질화붕소, 붕소탄화물, 붕소탄질화물, 붕소산화질화물, 붕소옥소탄화물, 붕소옥소탄질화물, 및 옥소질화붕소로부터 선택되는 화합물층이 1층 이상 형성되는, 경질피막이 형성된 절삭공구. - 제1항에 있어서,
상기 산화물로 이루어진 피막은 입방정(cubic)의 감마상 또는 육방정(hexagonal)의 알파상으로 이루어진 Al2O3로 이루어진, 경질피막이 형성된 절삭공구.
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KR1020190172180A KR102297711B1 (ko) | 2019-12-20 | 2019-12-20 | 경질 피막이 형성된 절삭공구 |
US17/771,879 US12195837B2 (en) | 2019-12-20 | 2020-09-29 | Cutting tool with hard coating film formed thereon |
CN202080080448.2A CN114761606B (zh) | 2019-12-20 | 2020-09-29 | 其上形成有硬质涂膜的切削工具 |
DE112020005303.2T DE112020005303T5 (de) | 2019-12-20 | 2020-09-29 | Schneidwerkzeug mit hartbeschichtung darauf |
PCT/KR2020/013425 WO2021125516A1 (ko) | 2019-12-20 | 2020-09-29 | 경질 피막이 형성된 절삭공구 |
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JP2016187847A (ja) * | 2015-03-30 | 2016-11-04 | 三菱マテリアル株式会社 | 黒皮偏肉断続切削加工で硬質被覆層がすぐれた耐欠損性と耐摩耗性を発揮する表面被覆切削工具 |
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JP2005271190A (ja) * | 2003-12-05 | 2005-10-06 | Sumitomo Electric Hardmetal Corp | 表面被覆切削工具 |
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DE102009001675A1 (de) | 2009-03-19 | 2010-09-23 | Eberhard-Karls-Universität Tübingen | Schneidwerkzeug |
WO2011052767A1 (ja) * | 2009-10-30 | 2011-05-05 | 三菱マテリアル株式会社 | 耐チッピング性にすぐれた表面被覆切削工具 |
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EP3603564A1 (en) | 2004-06-08 | 2020-02-05 | Gold Standard Instruments, LLC | Dental instruments comprising titanium |
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