This document specifies a method that covers the determination of linear expansion under external pressure due to sodium penetration in cathode-block materials used in the production of aluminium.
The linear expansion of the blocks depends on the sampling direction due to anisotropy.
Status: PublishedPublication date: 2019-12
Edition: 3Number of pages: 6
Technical Committee: ISO/TC 226 Materials for the production of primary aluminium
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