Refractories and Industrial Ceramics Vol. 47, No. 3, 2006 REFRACTORIES IN HEAT UNITS UDC 606.76:669.713.7 REFRACTORIES AND CARBON CATHODE MATERIALS FOR THE ALUMINUM INDUSTRY A. A. Yurkov Translated from Novye Ogneupory, No. 2, pp. 7 – 14, February, 2006. 2.5. Side-Wall Lining of Electrolysis Cells thetic graphite, boric acid salts, silicon carbide powder, or surface-impregnated silicon (silicized)] have been made avail- Side-wall materials. Carbon blocks and silicon carbide able from foreign manufacturers (Table 2.5.1). To improve plates are used for the side-wall lining of electrolysis cells. heat conductivity, side-wall blocks based on graphite with Carbon side-wall blocks based on thermoanthracite have oxidation-resistant additives (dopants) have been developed. been used for that purpose for many years. A few versions Over a period of 20 years, nitride-bonded silicon carbide for anthracite-based carbon blocks [conditioned with syn- plates have found use for super-efficient electrolysis cells. The side-wall lining is exposed to a number of processes: The text of this paper is borrowed from the book by A. L. Yurkov, – chemical attack due to electrolyte; Refractories and Carbon Cathode Materials for Aluminum Indus- – erosion attack due to circulating (driven by the Lo- try, Krasnoyarsk (2005). For the previous communications see rentz
Refractories and Industrial Ceramics – Springer Journals
Published: Nov 25, 2006
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