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electrodischarge machining

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040277
EISBN: 978-1-62708-300-3
... of various materials and the basic requirements for cold forging dies. The chapter also covers die manufacturing processes, such as high-speed and hard machining, electrodischarge machining, and hobbing, and the use of surface treatments. die materials die manufacturing 21.1 Introduction 21.2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400001
EISBN: 978-1-62708-316-4
.... Material removal processes, in which excess material is removed from the starting workpiece in order to obtain the desired geometry. Some important processes in this category are turning, milling, drilling, sawing, and electrodischarge machining. Material treatment processes aim to change...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250139
EISBN: 978-1-62708-345-4
... cavity and the stroke of the press must be at least 2 to 2½ times the gear thickness Spur gears are the most common type of P/M gear in use today. The P/M process is capable of producing spur gears of many tooth forms and modifications. If an electrodischarge machining (EDM) electrode can be ground...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280189
EISBN: 978-1-62708-267-9
... be equipped with a mechanical feed, such as lead control and, whenever possible, torque-limiting tapping heads with axial float should be used in conjunction with automatic feed. Electrodischarge machining also has been used to produce internal threads on superalloys. For small production quantities, taps...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270031
EISBN: 978-1-62708-301-0
...-coated blade may be sufficient to cut a sample. In some cases, a diamond-impregnated hole-drilling saw blade can be used to extract a small cylinder of material. For hard materials, an electrodischarge machining device can be used to provide a pin sample ( Ref 1 ). Specially designed devices...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230459
EISBN: 978-1-62708-298-3
... to form Be 2 C particles. Such carbide particles, if exposed on the surface of a beryllium part following a machining operation, can slowly react with moisture in the air, forming hydrocarbons. The most common product is methane, formed according to the following reactions: Be 2 C + 2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460121
EISBN: 978-1-62708-285-3
... transversely or along the direction of spray, mounting the cross section using a resin, and grinding and polishing to yield a mirror finish. Because most of the samples are made of metallic or composite materials, mechanical abrasive cutting or electrodischarge machine wire cutting is typically used. However...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230209
EISBN: 978-1-62708-298-3
... Wire , Wire and Wire Prod. , Vol 38 , p 1087 – 1091 • Hanafee J.E. , 1976 . “ Effect of Machining Damage on Tensile Properties of Beryllium ,” Report UCID 17248, California University, Lawrence Livermore Lab , Livermore, CA 10.2172/7345525 • Heiple C.R. , 1972...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.9781627083003
EISBN: 978-1-62708-300-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490265
EISBN: 978-1-62708-340-9
... with or without low-cycle fatigue; poor creep ductility due to faulty heat treatment (class c) coupled with poor center quality facilitating initiation and poor toughness Retire; grind, overbore, or bottle bore; derate machine; steam cool; control start-stops Improve center quality; heat treatment has been...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290201
EISBN: 978-1-62708-319-5
... Granule shape = irregular Molding machine = hydraulic, high pressure Metering back pressure = 3.5 MPa (0.5 ksi) Gate diameter = 3 mm (0.12 in.) Barrel temperature = 116 °C (240 °F) Nozzle temperature = 102 °C (215 °F) Peak packing pressure = 5 MPa (0.7 ksi) Screw diameter = 25 mm (1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.9781627082679
EISBN: 978-1-62708-267-9