JPS6442558A - Free cutting material for metal mold for molding plastics - Google Patents

Free cutting material for metal mold for molding plastics

Info

Publication number
JPS6442558A
JPS6442558A JP20040287A JP20040287A JPS6442558A JP S6442558 A JPS6442558 A JP S6442558A JP 20040287 A JP20040287 A JP 20040287A JP 20040287 A JP20040287 A JP 20040287A JP S6442558 A JPS6442558 A JP S6442558A
Authority
JP
Japan
Prior art keywords
metal mold
cutting material
free cutting
molding plastics
machinability
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.)
Pending
Application number
JP20040287A
Other languages
Japanese (ja)
Inventor
Hiroshi Otsubo
Yutaka Oka
Akihiro Matsuzaki
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP20040287A priority Critical patent/JPS6442558A/en
Publication of JPS6442558A publication Critical patent/JPS6442558A/en
Pending legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

PURPOSE:To obtain a free cutting material for a metal mold for molding plastics having superior hardness and machinability by specifying a compsn. consisting of C, Si, Mn, P, S, Pb, Al and Fe. CONSTITUTION:This free cutting material for a metal mold for molding plastics having superior hardness and machinability consists of, by weight, 0.20-0.30% C, <=1% Si, 1.0-2.0% Mn, 0.02-0.20% P, 0.15-0.40% S, 0.05-0.40% Pb, <=0.01% Al and the balance Fe with inevitable impurities or further contains 0.05-0.20% each of one or more among Bi, Te and Se.
JP20040287A 1987-08-11 1987-08-11 Free cutting material for metal mold for molding plastics Pending JPS6442558A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20040287A JPS6442558A (en) 1987-08-11 1987-08-11 Free cutting material for metal mold for molding plastics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20040287A JPS6442558A (en) 1987-08-11 1987-08-11 Free cutting material for metal mold for molding plastics

Publications (1)

Publication Number Publication Date
JPS6442558A true JPS6442558A (en) 1989-02-14

Family

ID=16423720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20040287A Pending JPS6442558A (en) 1987-08-11 1987-08-11 Free cutting material for metal mold for molding plastics

Country Status (1)

Country Link
JP (1) JPS6442558A (en)

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