GB/T 26930.2-2011
ActiveCarbonaceous materials for the production of primary aluminium - Pitch for electrodes - Part 2：Determination of softening point by the ring and ball method
原铝生产用炭素材料 煤沥青 第2部分：软化点的测定 环球法
Application Summary AI generated
This standard specifies the ring and ball method for determining the softening point of coal tar pitch used as a binder in carbon electrodes for primary aluminium production. It is applied in the quality control and testing of pitch materials within the aluminium smelting industry, ensuring consistent electrode performance during electrolytic reduction. The method is critical for evaluating the thermal properties of pitch to optimize electrode baking and handling processes.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.