JPS544815A - Production of metal mold for molding plastics - Google Patents

Production of metal mold for molding plastics

Info

Publication number
JPS544815A
JPS544815A JP6991077A JP6991077A JPS544815A JP S544815 A JPS544815 A JP S544815A JP 6991077 A JP6991077 A JP 6991077A JP 6991077 A JP6991077 A JP 6991077A JP S544815 A JPS544815 A JP S544815A
Authority
JP
Japan
Prior art keywords
metal mold
production
molding plastics
plastics
temp
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.)
Granted
Application number
JP6991077A
Other languages
Japanese (ja)
Other versions
JPS604900B2 (en
Inventor
Isao Ikuta
Jiyou Ishihara
Tateo Tamamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6991077A priority Critical patent/JPS604900B2/en
Publication of JPS544815A publication Critical patent/JPS544815A/en
Publication of JPS604900B2 publication Critical patent/JPS604900B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heat Treatment Of Nonferrous Metals Or Alloys (AREA)
  • Forging (AREA)

Abstract

PURPOSE: To obtain a high hardness metal mold suitable for molding plastics by hobbing a Cu alloy contg. a specified amt. of Al, Fe and Mn at the soln. heat treatment temp. after which it is released from the mold at the tempering temp. and hardened.
COPYRIGHT: (C)1979,JPO&Japio
JP6991077A 1977-06-15 1977-06-15 Manufacturing method for plastic molds Expired JPS604900B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6991077A JPS604900B2 (en) 1977-06-15 1977-06-15 Manufacturing method for plastic molds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6991077A JPS604900B2 (en) 1977-06-15 1977-06-15 Manufacturing method for plastic molds

Publications (2)

Publication Number Publication Date
JPS544815A true JPS544815A (en) 1979-01-13
JPS604900B2 JPS604900B2 (en) 1985-02-07

Family

ID=13416315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6991077A Expired JPS604900B2 (en) 1977-06-15 1977-06-15 Manufacturing method for plastic molds

Country Status (1)

Country Link
JP (1) JPS604900B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106583651A (en) * 2016-12-31 2017-04-26 马鞍山市海天重工科技发展有限公司 Manufacturing method for large hollow grinding ball
CN114318052A (en) * 2021-12-16 2022-04-12 镇江市镇特合金材料有限公司 High-wear-resistance copper alloy for roller and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106583651A (en) * 2016-12-31 2017-04-26 马鞍山市海天重工科技发展有限公司 Manufacturing method for large hollow grinding ball
CN106583651B (en) * 2016-12-31 2018-06-22 马鞍山市海天重工科技发展有限公司 A kind of manufacturing method of large hollow abrading-ball
CN114318052A (en) * 2021-12-16 2022-04-12 镇江市镇特合金材料有限公司 High-wear-resistance copper alloy for roller and preparation method thereof

Also Published As

Publication number Publication date
JPS604900B2 (en) 1985-02-07

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