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electrical discharge grinding

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Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002166
EISBN: 978-1-62708-188-7
... Abstract Electrical discharge grinding (EDG) is much like electrical discharge machining except that the electrode (tool) is a rotating graphite wheel. This article commences with a schematic illustration of a setup for EDG wheels and discusses the control operation of the EDG setup...
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Published: 01 January 1989
Fig. 1 Setup for electrical discharge grinding. Spark gap given in inches More
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Published: 01 January 1989
Fig. 2 Setup for the in-process dressing of an electrical discharge grinding wheel More
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Published: 01 January 1989
Fig. 4 Effect of heat in electrical discharge grinding on the surface hardness of various work metals. (a) 4340 steel, 50 HRC. (b) D-6ac steel, 50 HRC. (c) Grade 250 maraging steel, 50 HRC. (d) Ti-8Al-1Mo-1V, 50 HRC More
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002162
EISBN: 978-1-62708-188-7
... Abstract Electrochemical discharge grinding (ECDG) is a combination of electrochemical grinding (ECG) and electrical discharge grinding (EDG), with some modification of each. This article commences with a schematic illustration of a setup for ECDG using a solid bonded graphite wheel...
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Published: 01 January 1989
Fig. 3 Effect of operating conditions on surface roughness in the electrical discharge grinding of tungsten carbide. Pulse frequency and capacitance are shown for each data point. Voltage was 60 V, except 50 V at 0.2 A. The dielectric fluid was a hydrocarbon (petroleum) oil with a viscosity More
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002155
EISBN: 978-1-62708-188-7
... machining processes Mechanical Electrical Thermal Chemical Abrasive jet machining (AJM) Abrasive flow machining (AFM) Waterjet machining (WJM) Abrasive waterjet machining (AWJM) Ultrasonic machining (USM) Electrochemical machining (ECM) Electrochemical grinding (ECG) Electrochemical discharge...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003194
EISBN: 978-1-62708-199-3
... machining, electrical discharge machining, chemical machining, abrasive jet machining, laser beam machining, electron beam machining, ultrasonic impact grinding, hydrodynamic machining, thermochemical machining, abrasive flow machining, and electrical discharge wire cutting. abrasive jet machining...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003186
EISBN: 978-1-62708-199-3
... waterjet machining (AWJM) Ultrasonic machining (USM) Electrical Electrochemical machining (ECM) Electrochemical grinding (ECG) Electrochemical discharge grinding (ECDG) Electrostream drilling (ES) Capillary drilling (CD) Shaped tube electrolytic machining (STEM) Thermal...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003055
EISBN: 978-1-62708-200-6
... grinding and provides information on tooling, wheel selection, work material, and operational factors. It also discusses precision slicing and slotting, lapping, honing, and polishing as well as abrasive waterjet, electrical discharge, laser, and ultrasonic machining. abrasive machining ceramics...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006054
EISBN: 978-1-62708-175-7
... Abstract This article describes the secondary operations for cemented carbide parts, namely, diamond grinding, honing, electrical discharge machining, and brazing after sintering to achieve desired results, such as specified size, shape, edge condition, and surface finish. brazing...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001233
EISBN: 978-1-62708-170-2
... in complex three-dimensional contour machining jobs ( Ref 1 ). Another application of EDM is electrical discharge grinding, which is used for precision machining of electrically conductive workpieces. Electrical discharge grinding uses a rotating electrically conductive grinding wheel as the “electrode...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005158
EISBN: 978-1-62708-186-3
... Abstract The electrical discharge machining (EDM) process is used for machining dies because of its ability to machining difficult geometries or materials with poor machinability. This article provides a discussion on the fundamentals of electrical discharge erosion and the principles of EDM...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003190
EISBN: 978-1-62708-199-3
...  Milling 1.16–1.40  Surface grinding 1.22–1.27  Plunge grinding 1.26–1.28  Soft honing 1.29–1.48  Hard honing 1.50–2.10  Electrical discharge machining 1.24–1.27  Shot peening 1.24–1.28 Practical first approximation of R q / R a  For most processes 1.25  For honing...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002161
EISBN: 978-1-62708-188-7
..., bright finishes, or other special requirements. Amperage, rate of chemical change, and rate of stock removal increase linearly with increases in voltage, until severe arcing and sparking occur. This reflects a change from electrochemical grinding to electrical discharge machining, which can result...
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Published: 01 January 1989
Fig. 13 Effects of grinding on high-cycle fatigue behavior of annealed Ti-6Al-4V with a hardness of 32 to 34 HRC. EDM, electrical discharge machining; CHM, chemical milling More
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002127
EISBN: 978-1-62708-188-7
...). Electrical Discharge Grinding A number of manufacturers have introduced machines in which a conventional abrasive grinding wheel is replaced by a graphite wheel, and an electrical discharge is struck between the wheel and the tool (see the article “Electrical Discharge Grinding” in this Volume...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002119
EISBN: 978-1-62708-188-7
... Grinding cracks in the root sections of cast nickel-base gas turbine buckets Lowering of fatigue strength of parts processed by electrical discharge machining Distortion of thin components Residual stress induced in machining and its effect on distortion, fatigue, and stress corrosion Surface...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001241
EISBN: 978-1-62708-170-2
...., up grinding vs. down grinding) also improves part quality and minimizes thermal damage. Electrical and Magnetic Properties Electrical conduction and resistivity are properties of importance, particularly in finishing methods such as electrical discharge machining. Magnetic materials...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001230
EISBN: 978-1-62708-170-2
... or a transmission, respectively. Computer parts such as microchips or magnetic heads may be ground, lapped, or polished before they are sent to assembly operations. Jet engine blades may have coolant holes drilled using electrical discharge machining or laser machining prior to their use in an assembly process...