JP6326310B2 - プレス金型材 - Google Patents
プレス金型材 Download PDFInfo
- Publication number
- JP6326310B2 JP6326310B2 JP2014140940A JP2014140940A JP6326310B2 JP 6326310 B2 JP6326310 B2 JP 6326310B2 JP 2014140940 A JP2014140940 A JP 2014140940A JP 2014140940 A JP2014140940 A JP 2014140940A JP 6326310 B2 JP6326310 B2 JP 6326310B2
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- JP
- Japan
- Prior art keywords
- graphite
- cast iron
- press
- hardness
- press die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000463 material Substances 0.000 title claims description 56
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 41
- 229910002804 graphite Inorganic materials 0.000 claims description 41
- 239000010439 graphite Substances 0.000 claims description 41
- 229910001018 Cast iron Inorganic materials 0.000 claims description 26
- 150000004767 nitrides Chemical class 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910001141 Ductile iron Inorganic materials 0.000 description 14
- 238000005121 nitriding Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 229910052804 chromium Inorganic materials 0.000 description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229910001562 pearlite Inorganic materials 0.000 description 3
- 229910001315 Tool steel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007542 hardness measurement Methods 0.000 description 2
- 238000007733 ion plating Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910018619 Si-Fe Inorganic materials 0.000 description 1
- 229910008289 Si—Fe Inorganic materials 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Description
質量%で、C:3.0〜3.9、Si:1.5〜2.5、Mn:0.2〜0.8、P:0.02以下、S:0.02以下、Mg:0.01〜0.02、Cr:0.1〜1.5、Al:0.05〜1.0、不可避不純物及び残部鉄(Fe)からなるCV黒鉛鋳鉄を基地部とし、前記基地部の表面に厚さが0.05〜0.2mm、その表面硬度がビッカース硬さ(HV)600〜1000なる窒化層を有してなる。すなわち、本プレス金型材は、鋳鉄であって晶出黒鉛が芋虫状をしており、JIS G5505に規定するCV黒鉛鋳鉄品に属し、かつ、その組成にCrとAlを含有する。そして、本プレス金型材は、基地部表面に厚さが0.05〜0.20mmの窒化層を有し、その表面硬度はHV600〜1000の硬さを有する。
Claims (3)
- 質量%で、C:3.0〜3.9、Si:1.5〜2.5、Mn:0.2〜0.8、P:0.02以下、S:0.02以下、Mg:0.01〜0.02、Cr:0.1〜1.5、Al:0.05〜1.0、不可避不純物及び残部鉄(Fe)からなるCV黒鉛鋳鉄を基地部とし、
前記基地部の表面に厚さが0.05〜0.2mm、その表面硬度がビッカース硬さ(HV)600〜1000なる窒化層を有するプレス金型材。 - 基地部の黒鉛球状化率は、30〜60%であることを特徴とする請求項1に記載のプレス金型材。
- 基地部の黒鉛面積率は、5〜1%であることを特徴とする請求項1又は2に記載のプレス金型材。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014140940A JP6326310B2 (ja) | 2014-07-08 | 2014-07-08 | プレス金型材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014140940A JP6326310B2 (ja) | 2014-07-08 | 2014-07-08 | プレス金型材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016017208A JP2016017208A (ja) | 2016-02-01 |
JP6326310B2 true JP6326310B2 (ja) | 2018-05-16 |
Family
ID=55232655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014140940A Active JP6326310B2 (ja) | 2014-07-08 | 2014-07-08 | プレス金型材 |
Country Status (1)
Country | Link |
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JP (1) | JP6326310B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108303346A (zh) * | 2017-12-28 | 2018-07-20 | 中国农业科学院农产品加工研究所 | 粉体流动性定量表征方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6606067A (ja) * | 1965-05-04 | 1966-11-07 | ||
JPS56123348A (en) * | 1980-03-03 | 1981-09-28 | Yamaha Motor Co Ltd | Cast iron for casting metal mold |
JPS5822388A (ja) * | 1981-07-30 | 1983-02-09 | Kawasaki Heavy Ind Ltd | 金型の表面処理法 |
US4596606A (en) * | 1984-09-04 | 1986-06-24 | Ford Motor Company | Method of making CG iron |
JPS61189833A (ja) * | 1985-02-19 | 1986-08-23 | Kobe Chutetsusho:Kk | プレス金型 |
KR20010063311A (ko) * | 1999-12-22 | 2001-07-09 | 이계안 | 엔진용 cv흑연주철의 제조방법 |
JP2007138241A (ja) * | 2005-11-17 | 2007-06-07 | Tomotetsu Kogyo Kk | プレス金型用鋳鉄およびプレス金型用鋳鉄製造方法 |
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2014
- 2014-07-08 JP JP2014140940A patent/JP6326310B2/ja active Active
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