Refractories for Aluminum: Electrolysis and the Cast House

Refractories for Aluminum: Electrolysis and the Cast House

by Andrey Yurkov

Paperback(Softcover reprint of the original 2nd ed. 2017)

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Product Details

ISBN-13: 9783319851914
Publisher: Springer International Publishing
Publication date: 07/27/2018
Edition description: Softcover reprint of the original 2nd ed. 2017
Pages: 278
Product dimensions: 6.10(w) x 9.25(h) x (d)

About the Author

Andrey Yurkov graduated from the Department of Ceramics and Refractories at the Moscow Mendeleev University of Chemical Technology. He holds a Ph.D. in structural ceramics and the Dr. Sci. in materials science of refractory materials. Professor Yurkov has more than a 100 publications. His areas of expertise and interests include materials science and processing of non-oxygen and oxygen-containing ceramics and refractories, and their applications in the aluminium industry. Dr. Yurkov is currently a research scientist at the Russian Aluminium company (RUSAL). He has also served as the organizer and chairperson of the seminar and conference, “Refractories and Carbon Cathode Materials for the Aluminium Industry”.

Table of Contents

Preface Glossary 1. The properties of refractory and heat insulation materials 1.1 Classification. Some words about quality control 1.2 Density, porosity and related characteristics. The types of porosity. 1.3 Mechanical characteristics 1.4 Thermo mechanical characteristics 1.5 Thermal conductivity and related characteristics 1.6 Thermal expansion, thermal strains and thermal shock resistance 1.7 Corrosion resistance 2 Refractories and carbon cathode materials for aluminium reduction cells 2.1 Reduction of aluminium. Elements of reduction technology. The main controlled parameters of reduction (electrolysis). Elements of energy balance and heat balance of reduction cell. Reduction shop. Types of reduction cells 2.2 Lining of reduction cells. The pre heating, the start up and operation. Retrofit of cells and tendencies. The mains causes of failures. Dry autopsies. 2.3 Cathode carbon bottom blocks. 2.3.1 Types and properties. 2.3.2 Elements of technology, raw materials and processing 2.3.3 Defects in carbon cathode blocks 2.3.4 Testing and characterization 2.3.5 Some words on grades of carbon cathode blocks 2.3.6 Some words on structure of carbon cathode blocks in connection with grain size composition, sintering and pore size structure 2.3.7 Interaction of carbon cathode blocks with the steel shell and the collector bars. Cracks, induced by thermal strains and thermal shock 2.3.8 Interaction of carbon cathode blocks with electrolyte during the start up and in service. Wear. Infiltration 2.3.9 Carbon ramming paste. Testing. Installation. 2.4 Coatings of carbon cathode blocks and new cathode materials. Drained cathode 2.5 Side lining. Carbon side lining. Implementation of Silicon Carbide side lining. Alternative materials. Elements of technology of Nitride bonded Silicon Carbide. Changes in SiC lining in the service and the mechanisms of decay. Corrosion resistance and testing. 2.5.1 Silicon Carbide castables, mortars and ramming mixes for installation of SiC blocks 2.6 Refractory barrier materials for cathode. Dry Barrier Mixes and bricks. Properties and chemical resistance. The processes during service. Interactions with infiltrated electrolyte. Change of properties. Lenses. 2.7 Heat insulation materials. Types and properties. Elements of technology. The processes during service. Interactions, change of properties 3 Refractories and heat insulation materials for the cast house. 3.1 Cast house 3.2 3.2 Physical and chemical interaction of refractories with aluminium and aluminium alloys 3.3 Refractories for melting and holding furnaces of the cast house 3.4 The elements of lining design 3.5 Holding and melting furnaces. 3.6 Induction furnaces and ladles 3.7 Launders (runners) and casting equipment. Elimination of asbestos containing materials 4 Refractories for the anode baking furnaces .The processes during service. Interactions.

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