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electroless nickel

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001264
EISBN: 978-1-62708-170-2
... Abstract Electroless nickel plating is used to deposit nickel without the use of an electric current. This article provides an overview of the solution composition and characteristics of the electroless nickel bath. It focuses on the metallurgical, mechanical and physical properties of...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003216
EISBN: 978-1-62708-199-3
..., diethyldithiocarbamate, 2,2′-dipyridyl, potassium ferrocyanide, vanadium pentoxide, nickel chloride, and polyethylene glycol Table 2 Aminoborane- and borohydride-reduced electroless nickel plating solutions Constituent or condition Aminoborane Borohydride Bath 7 Bath 8 Bath 9 Bath 10...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001323
EISBN: 978-1-62708-170-2
... Abstract This article focuses on alternatives to chromium in both hard chromium plating and chromate conversion coating. These include electroless nickel plating, nickel-tungsten composite electroplating, spray coating applications, and cobalt/molybdenum-base conversion coating. The article...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001267
EISBN: 978-1-62708-170-2
... more frequent additions. Most electroless alloy systems are based on nickel alloys and have been developed from basic electroless nickel-plating technology. Many alloy systems are documented in the literature and several are commercially available. In the following section each coating type is...
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
... . Several metals can be deposited using the electroless plating technique. Electroless copper and electroless nickel are widely used (see the articles “Electroless Nickel Plating” and “Electroless Copper Plating” in this Volume). There is a growing interest in the electroless plating of gold and, to...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001265
EISBN: 978-1-62708-170-2
... a sacrificial, less noble metal. The history of electroless plating began with the serendipitous discovery, by Brenner and Riddell, of electroless nickel-phosphorus, during a series of nickel electroplating experiments in 1946 ( Ref 1 ). Electroless copper chemistry was first reported in the...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001245
EISBN: 978-1-62708-170-2
... the plating solution. Decorative applications account for about 80% of the nickel consumed in plating; 20% is consumed for engineering and electroforming purposes. Autocatalytic (electroless) nickel plating processes are commercially important but are outside the scope of this section. The annual...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001303
EISBN: 978-1-62708-170-2
...) Resistant to many acids and hot corrosive gases Nickel 140–500 HV White 2–40 (a) 130–500 (c) 0.1–1.5 (a) 5–20 (c) Resistant to many chemicals and corrosive atmospheres; often used in conjunction with copper and chromium; can be applied by electroless plating Rhodium 400–800 HB Bright white...
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
... parts (a) Vibrations per min Time, min Purpose mm in. 25 1 Nickel silver Steel pins and quartz sand 650 4 to 1 1500 40 Deburr 38 1 1 2 Brass Steel wire brads 500 2 to 1 1300 60 Deburr and form radii 75 3 Brass Arkansas stone 150 10 to 1 1500 35 Deburr...
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
... take place on almost any type of material, even the container of the solution. For a variety of applications in the aircraft industry, nickel is chemically plated on aluminum parts of shapes for which electroplating is not practical. However, electroless plating is too expensive to be used when...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... terminals to an aluminum chassis. Brass enhances the bonding of rubber to aluminum. Silver, gold, and rhodium provide specific electrical and electronic surface properties. Other coating processes applicable to aluminum alloys include electroless nickel plating, painting, and porcelain enameling. The...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001259
EISBN: 978-1-62708-170-2
... 2 (250 A/ft 2 ). A nickel-chromium alloy anode can be used. Amorphous chromium-nickel deposits, which are similar to chromium-iron coatings, also can be obtained, either by electroless ( Ref 31 , 32 ) or electrolytic ( Ref 33 , 34 ) techniques. These amorphous coatings contain either phosphorus...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003245
EISBN: 978-1-62708-199-3
..., namely mounting, grinding, polishing, and etching involved in the microstructural analysis of carbon and alloy steels, case hardening steels, cast iron, ferrous powder metallurgy alloys, wrought and cast stainless steels, tool materials, steel castings, iron-chromium-nickel heat-resistant casting alloys...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003022
EISBN: 978-1-62708-200-6
... are both used in the literature to refer to the application of a metallic coating to a plastic surface. In this article, metallizing is used to refer to the general case, and plating is reserved for electroless and electrolytic processes. Electroplating of nonconductors has...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001304
EISBN: 978-1-62708-170-2
... steel chromate conversion coatings chromium plating cleaning conversion coatings electrochemical finishing electrogalvanizing electroless nickel plating electroplating finishing hardfacing heat treatment high-strength low-alloy steel hot dip coatings ion implantation laser surface...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005308
EISBN: 978-1-62708-187-0
... platings and electroless nickel platings can increase the life of metal pattern equipment. Polyurethane plastic inserts adhesively bonded to high-wear locations on metal patterns can also increase metal pattern life. The versatility, desirable properties, and cost effectiveness of plastic pattern...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006765
EISBN: 978-1-62708-295-2
..., such as methyl methacrylate, produce a transparent mount, which is helpful when trying to grind to a specific feature, but provide poor edge retention. Electroless nickel plating is an effective method for improving edge retention, particularly for steels. However, if the area to be studied is white or...
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
... significantly reduced sensitivity to such environments. For example, die cast alloys AZ91D and AM60B, with controlled levels of iron, nickel, and copper contamination, have been used in increasing volumes in automotive applications as a result of their improved road salt corrosion durability, combined with...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003056
EISBN: 978-1-62708-200-6
... of ceramic. An example of a mechanical bond is the metallization of a lead zirconate titanate ceramic body by electroless deposition of nickel ( Ref 6 ). A compound interface is formed by the chemical interaction of the metallization and the ceramic. The compound that is formed is a mixture of...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006770
EISBN: 978-1-62708-295-2
... on a printed circuit board. A high concentration of phosphorus indicates degradation of the electroless nickel plating during subsequent gold plating on the printed circuit board bond pad. Fig. 12 Wavelength-dispersive spectrometer (WDS) analysis results showing diffusion of phosphorus from...