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alkaline plating baths

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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
... noncyanide copper plating baths Table 2 Concentration limits and operating conditions of alkaline noncyanide copper plating baths Constituent or condition Typical Copper metal (from copper sulfate) concentration limit, g/L (oz/gal) 6–13.5 (0.8–1.8) pH, electrometric 9.0–10.5...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003215
EISBN: 978-1-62708-199-3
... Abstract Copper can be electrodeposited from numerous electrolytes. Cyanide and pyrophosphate alkalines, along with sulfate and fluoborate acid baths, are the primary electrolytes used in copper plating. This article provides information on the chemical composition, plating baths, and operating...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003215
EISBN: 978-1-62708-199-3
...Abstract Abstract Copper can be electrodeposited from numerous electrolytes. Cyanide and pyrophosphate alkalines, along with sulfate and fluoborate acid baths, are the primary electrolytes used in copper plating. This article provides information on the chemical composition, plating baths...
Book Chapter

By A. Sato
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001248
EISBN: 978-1-62708-170-2
...Abstract Abstract Commercial zinc plating is accomplished by a number of distinctively different systems: cyanide baths, alkaline noncyanide baths, and acid chloride baths. This article focuses on the composition, advantages, disadvantages, operating parameters, and applications of each...
Book Chapter

By Nabil Zaki
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001257
EISBN: 978-1-62708-170-2
... Abstract This article provides information on the compositions of alkaline and acid baths and process parameters for zinc-iron, zinc-cobalt, zinc-nickel, and tin-zinc plating. Selected References Selected References • Blunden S. , Sn-Zn Alloy Electroplates Outperform Cadmium Deposits...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004218
EISBN: 978-1-62708-184-9
... bath Zinc 40 0.043 0.28 95 7.4×10 −3 Zinc (alkaline noncyanide) plating bath Zinc 15 0.023 0.15 75 1.9×10 −3 Sodium hydroxide 115 0.023 0.15 75 1.4×10 −2 Silver strike bath Silver 6 0.03 0.2 90 8.3×10 −4 Cyanide (CN) 70 0.03 0.2 90 9.7×10 −3 Silver...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001221
EISBN: 978-1-62708-170-2
... manganese phosphating. (g) Reverse-current cleaning may be necessary to remove chips from parts having deep recesses. (h) For cyanide plating, acid dip and water rinse are followed by alkaline and water rinses. (i) Other preferences: stable or diphase emulsion spray or soak, rinse, alkaline...
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
... conditions of these electrolytes. acid electrolytes alkaline electrolytes electrodeposited tin nonferrous metals sacrificial protection steel tin plating TIN IS A VERSATILE, low-melting point, nontoxic metal that has valuable physical properties. It alloys readily with most other metals...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001310
EISBN: 978-1-62708-170-2
... and applications of plating and organic finishing of magnesium alloys are also reviewed. The article concludes with a description of health and safety precautions to be followed during the surface treatment process. anodic treatment appearance barrel tumbling buffing chemical cleaning chemical treatment...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001308
EISBN: 978-1-62708-170-2
..., and coating of aluminum. These include abrasive blast cleaning, barrel finishing, polishing, buffing, satin finishing, chemical cleaning, chemical brightening, electrolytic brightening, chemical etching, alkaline etching, acid etching, chemical conversion coating, electroplating, immersion plating...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
.... Acid Cleaning Acid cleaning may be used alone or in conjunction with other acid, alkaline, or solvent cleaning systems. Vapor degreasing and alkaline cleaning may be required for removal of heavy oils and grease from workpieces before they are immersed in an acid bath. One of the main functions...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
... describes common cleaning processes, including alkaline, electrolytic, solvent, emulsion, molten salt bath, ultrasonic and acid cleaning as well as pickling and abrasive blasting. It also explains how to select the appropriate process for a given soil type and surface composition. abrasive blast...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... and to produce a smooth bright finish. Some scale, as well as forming lubricants, can be removed by proprietary water solutions of strong caustic compounds, or by the use of molten alkaline-base salt baths. The salt baths operate at temperatures of 650 to 705 °C (1200 to 1300 °F) and must be used carefully...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
.... The article describes common cleaning processes, including alkaline, electrolytic, solvent, emulsion, molten salt bath, ultrasonic and acid cleaning as well as pickling and abrasive blasting. It also explains how to select the appropriate process for a given soil type and surface composition. abrasive...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001315
EISBN: 978-1-62708-170-2
... not removed by an emulsion cleaner usually are sufficiently softened that they are easily removed in the alkaline spray wash that normally follows. The principal disadvantage of emulsion cleaners is the danger of carryover of hydrocarbon solvent into plating baths ( Ref 5 ). Consequently, it is extremely...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001249
EISBN: 978-1-62708-170-2
...Abstract Abstract This article focuses on the electrodeposition of indium and its alloys, such as indium-antimony, indium-gallium, and indium-bismuth, in nonaqueous indium plating baths. It also provides information on the stripping of indium plate from plated components and presents...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001307
EISBN: 978-1-62708-170-2
... … (a) Undefined remainder is water. (b) Type of oxide will determine immersion time required; until immersion time is established, inspect frequently to avoid overpickling. Procedure for stripping copper plate Table 4 Procedure for stripping copper plate Composition of bath  Chromic oxide...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001266
EISBN: 978-1-62708-170-2
...Compositions and operating conditions for cyanide-base electroless gold plating baths Table 1 Compositions and operating conditions for cyanide-base electroless gold plating baths Reported by Y. Okinaka ( Ref 1 ) Constituent or condition Bath A Bath B Potassium gold cyanide 0.003...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001313
EISBN: 978-1-62708-170-2
... to 50 vol% concentrated HF, using 5 V, 60 Hz alternating current) and alkaline electrolyte (aqueous solution of 2 to 10 wt% NaOH or KOH with a nickel cathode, using a current density of 230 A/dm 2 , or 2300 A/ft 2 ). Molybdenum and tungsten are difficult to plate because the natural oxides formed...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
...% perchloroethylene, and baked again for 1 2 to 2 h. After being pickled in acid, the part can be plated in the conventional manner, preferably in an alkaline bath. Before being impregnated with oil, the parts are heated in a vapor degreaser and, while hot, immersed in cold oil. After cooling...