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ceramics

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Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1513-1516, May 25–29, 1998,
... Abstract Traditional brazing alloys do not wet ceramics and are therefore unusable for metal-ceramic bonding. One way to overcome the problem is by depositing a metal layer onto the ceramic prior to brazing. The approach taken in this paper was to plasma spray copper onto different ceramics...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 813-820, May 8–11, 2000,
... Abstract A method is described wherein a ceramic oxide nanocomposite coating has been produced via a co-precipitation route. The first step in the process consists of forming a solid solution by use of plasma melting, homogenization, and rapid quenching of two ceramics that are normally...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 837-841, May 8–11, 2000,
... on a DOE approach, are reported and discussed. ablation resistance plasma spraying silicon carbide powder spray forming thermal shock resistance ultra high temperature ceramics zirconium diboride powder Thermal Spray Surface Engineering via Applied Research: Copyright © 2000 ASM...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1109-1114, May 25–29, 1998,
... Abstract Ceramic-clad ceramic components were developed to address the need for buffer rods capable of operating under severe conditions. The buffer rods were produced using plasma spraying to build up a 500-nm thick layer of alumina on a solid alumina rod. Both conventional plasma spraying...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1245-1248, May 25–29, 1998,
... and more specific powders for the when forming a ceramic coating on Pd particles [12] or from realization of composite coatings because their properties the direct chemical bonding by an emulsion when coating depend both on the composition and on the structure of the A120 3 particles by silicone [13...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1299-1304, May 25–29, 1998,
... Abstract This paper examines ways to control the porosity of thermally sprayed deposits. All spraying was done with a water-stabilized plasma system using different combinations of alumina, zircon, Ni, and Al powders. Sandwiched structures with alternating ceramic and metal layers were sprayed...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1327-1331, May 25–29, 1998,
... Abstract The paper presents the influence of laser-beam remelting of Al 2O3 -Ni ceramic layers spread on creep-resisting alloy by means of plasma spray upon the quality of ceramic coatings, which form thermal barrier and high temperature corrosion shield of these alloys. The examination showed...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1351-1356, May 25–29, 1998,
...: 10.31399/asm.cp.itsc1998p1351 www.asminternational.org Proceedings of the 15th International Thermal Spray Conference, 25-29 May 1998, Nice, France REFRACTORY CARBIDE COATINGS SPRAYED BY ELECTROTHERMAL EXPLOSION OF CONDUCTIVE-CERAMIC POWDERS SODAT.,TAMURA H., SAWAOKA A.B . Tokyo Institute of Technology...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1501-1506, May 25–29, 1998,
... Abstract In this paper, the authors evaluate a pulsed plasma spraying process for producing ceramic coatings. Experiments were conducted with a specially developed torch with a discharge current of 24 kA and a pulse duration of 400 μs. The in-flight characteristics of alumina particles injected...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1555-1560, May 25–29, 1998,
... Abstract Metal-ceramic coatings have been widely used for industrial applications, mainly in the thermal barrier coating technology (TBC). Plasma spraying is the common manufacturing process of TBC's. Conventional thermal barrier coatings consist of a metallic bond coat layer and an insulating...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1601-1606, May 25–29, 1998,
... Abstract Several plasma-sprayed ceramic coatings with two- and three-layers were characterized and tested for the application of cooling tube coatings at the steel making factory. Thermal cycling tests using a torch heating with compressed air cooling were carried out and characterized before...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 79-87, October 7–11, 1996,
... Influence of Ceramic Content and Additives on the Abrasion Resistance of Arc Sprayed Stainless Steel-TIB2 Coatings S. Dallaire, H. Levert National Research Council of Canada, Boucherville, Quebec, Canada Abstract physical limitations of core wires, it is practically impossible to produce arc sprayed Arc...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 207-215, October 7–11, 1996,
... and Surface Technology with respect to development of new and better ceramic-metallic coatings from the Norwegian coating industry. It has been shown that taking new high velocity spraying technology into use in combination with recent developed powders, the result is a more corrosion and erosion resistant...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 477-482, October 7–11, 1996,
... 25x5x1 mm test specimens. These specimens were vacuum impregnated with alumina sol, calcined at 873 K for an hour and then heat treated at 1273 K for an hour to produce ceramic impregnated specimens. As-sprayed and impregnated specimens were investigated using optical microscopy, XRD, SEM, mercury...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 489-491, October 7–11, 1996,
... Abstract Plasma sprayed ceramic coatings usually have relatively high open porosity in order to provide a good corrosion protection. By using sealants the porosity values can be reduced. In this study atmospheric plasma sprayed (APS) aluminium oxide, chromium oxide and zirconium oxide coatings...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 725-728, October 7–11, 1996,
... Solutions for Engineering Problems, C. C. Berndt (Ed Published by ASM International, Materials Park, Ohio-USA, 1996 The Effect of Spray Distance and Chemistry on Pore and Crack Development in Plasma Sprayed Ceramic Deposits J. Ilavsky, G.G. Long, A.J. Allen NIST, Gaithersburg, Maryland H. Herman, C.C...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 819-825, October 7–11, 1996,
... observations and conclusions were made: (1) When sprayed with ceramic, the fatigue life suffers reduction at either temperature, but at 673 K, the degradation was so much smaller than that at RT that the fatigue life was actually, though slightly, longer than that at RT. (2) The cracks are initiated...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1043-1048, May 25–29, 1998,
... Abstract Polymer injection is an effective technique for increasing oil production in the later stage of petroleum exploitation. The pumps used typically incorporate ceramic plungers because they do not produce metal ions which tend to decrease polymer viscosity. This paper compares...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1083-1089, May 25–29, 1998,
.... It examines the properties of several multilayer coatings consisting of an oxide ceramic top layer, an Al/Si interlayer, and a borosilicate glass substrate. It was found that the porosity and surface roughness of the oxide layer have a significant impact on the dielectric strength of the composite...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 305-313, September 15–18, 1997,
... Spray: A United Forum for Scientific and Technological Advances, C.C. Berndt(Ed), Published by ASM International, Materials Park, Ohio, USA, 1997 Highly Porous Thick Thermal Barrier Coatings Produced by Air Plasma Spraying of a Plastic-Ceramic Mixed Powder G. Gualco, S. Corcoruto, A. Campora Ansaldo...