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Book Chapter

By M. Anthony Newton
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002163
EISBN: 978-1-62708-188-7
... supplies, electrolyte system, part holding fixtures, cathode holders, and cathode tubes. Key process parameters for electrostream and capillary drilling are also discussed. capillary drilling cathode holders cathode tubes electrolyte system electrostream power supplies tooling...
Image
Published: 01 December 1998
Fig. 14 A commercially available electrolytic polishing and etching system More
Book Chapter

By M. Anthony Newton
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002164
EISBN: 978-1-62708-188-7
... for cathodes, cathodes, and cathode holder/manifold. The article concludes with information on the process parameters of the STEM system. electrochemical machining fuel nozzles oil passages shaped tube electrolytic machining turbine blades turbine disk cooling passages SHAPED TUBE ELECTROLYTIC...
Book Chapter

By V.K. Jain
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003597
EISBN: 978-1-62708-182-5
... and workpiece. (c) Dummy workpiece and tool. Source: Ref 8 Electrochemical Deep-Hole Drilling System The electrochemical deep-hole drilling system shown in Fig. 2 includes four subsystems: power supply, tool and tool feed, electrolyte cleaning and supply, and workholding and machining chamber...
Book Chapter

By D. Dreisinger, Zhimin Zheng
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003599
EISBN: 978-1-62708-182-5
... Electrolyte Refining process Cu Ni Pb Sn Au Ag Metal salt CuSO 4 NiSO 4 PbSiF 6 SnSO 4 AuCl 4 AgNO 3 Acid H 2 SO 4 HCl, H 2 SO 4 H 2 SiF 6 H 2 SO 4 , HOC 6 H 4 SO 3 H HCl HNO 3 Source: Ref 2 In electrochemical refining systems, supporting electrolytes...
Book Chapter

By Terry L. Lievestro
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002160
EISBN: 978-1-62708-188-7
... Abstract Electrochemical machining (ECM) is the controlled removal of metal by anodic dissolution in an electrolytic cell in which the workpiece is the anode and the tool is the cathode. This article begins with a description of the ECM system and then discusses the primary variables...
Book Chapter

By Hermann A. Jehn, Andreas Zielonka
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001296
EISBN: 978-1-62708-170-2
... by which materials are in contact and the activity of the reacting species. In the case of a very low metal ion concentration in the electrolyte, the corrosion current is anodic to its major part (i.e., the metal is corroded by its dissolution in the electrolyte). Under closed-system conditions...
Book Chapter

By V.K. Jain
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003596
EISBN: 978-1-62708-182-5
... Abstract This article discusses four subsystems of the electrochemical machining (ECM) system: power source, electrolyte cleaning and supply system, tool and tool-feed system, and workpiece and workpiece-holding system. It describes the theory of ECM and provides information on the electrolytes...
Book Chapter

Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001261
EISBN: 978-1-62708-170-2
... Abstract Selective plating, also known as brush plating, differs from traditional tank or bath plating in that the workpiece is not immersed in a plating solution (electrolyte). Instead, the electrolyte is brought to the part and applied by a handheld anode or stylus, which incorporates...
Book Chapter

By Robert E. Phillips
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
... Abstract This article describes the various characteristics of electrochemical grinding (ECG). It discusses grinding methods that can be performed with ECG components, namely, the electrolyte delivery and circulating system, the electrolyte, the DC power supply, grinding wheel...
Book Chapter

By M. Ziomek-Moroz
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003595
EISBN: 978-1-62708-182-5
... Abstract Electropolishing is an electrochemical process that involves anodic dissolution of a metal specimen (anode electrode) in an electrolytic cell. This article reviews the two-electrode and three-electrode systems for electropolishing. It presents the equations of anodic reactions...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004168
EISBN: 978-1-62708-184-9
... of metal bridges and corrosion control, including the use of weathering steels and coating systems. bridges coating systems corrosion corrosion control electrochemical methods highways inspection pH portland cement concrete roadway weathering steels electrolyte conventional reinforcement...
Book Chapter

By Arthur J. Killmeyer
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001250
EISBN: 978-1-62708-170-2
... of electrolyte composition and operating conditions for alkaline solutions, and Tables 3 and 4 provide this information for acid solutions. Tin ions in the alkaline electrolytes have a valence of +4, whereas those in the acid electrolytes have a valence of +2. Consequently, the alkaline systems require...
Book Chapter

By Charles F. Windisch, Jr.
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003601
EISBN: 978-1-62708-182-5
... with their oxidation reactions in water and other electrolytes, are sparingly, if ever, used as anodes in battery systems. The key to making sure that only constructive corrosion of the anode occurs is to select compositions of the electrodes and electrolyte, as well as an optimal design of cell geometry...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003604
EISBN: 978-1-62708-182-5
... reversible electrode copper electrode silver electrode electrochemical system reversible cell potential electrode potential equilibrium potential irreversible cell potential galvanic cell electrolytic cell corrosion cell PRINCIPLES OF METALLIC CORROSION play a fundamental role in developing...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003715
EISBN: 978-1-62708-182-5
... into a nonmetallic state. The products of corrosion may be dissolved species or solid corrosion products. Because electrochemical reactions are at the origin of corrosion, the corroding metal surface is considered an electrode. The ionically conducting liquid is the electrolyte in which the reactions take place...
Book Chapter

By L.M. Weisenberger, B.J. Durkin
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001242
EISBN: 978-1-62708-170-2
... electrolyte, all associated equipment must be cleaned and thoroughly washed to ensure no cyanide contamination. Cyanide remains in the system. Acids can be used only after all traces of cyanide have been eliminated. Purity of Water Used in Composition The purity of the water used...
Book Chapter

By V.K. Jain
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003598
EISBN: 978-1-62708-182-5
... is supplied through an interelectrode gap (IEG) between the wheel and the workpiece. Electrolyte is recirculated, so an effective supply and filtration system is needed. The commonly used electrolytes are sodium chloride (NaCl) and sodium nitrate (NaNO 3 ). Fig. 1 Schematic of electrochemical grinding...
Image
Published: 01 January 1994
Fig. 2 Electrochemical machining equipment schematic. 1, tool electrode; 2, finishing workpiece; 3, tank of electrolyte; 4, clamping system; 5, electrolyte supply system; 6, power supply More
Book Chapter

By Mark C. Williams
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003602
EISBN: 978-1-62708-182-5
... are chemically bonded ( Ref 6 ). Nafion membranes have exhibited long life in selected operating conditions and electrochemical applications. In selected fuel- cell tests and water-electrolysis systems, lifetimes of more than 50,000 h have been demonstrated. The Dow Chemical Company produced an electrolyte...