Carbonaceous materials for the production of aluminium. Calcined coke for electrodes. Determination of the electrical resistivity of granules

This standard provides a method for determining the particle resistivity of carbonaceous materials used in aluminum production, specifically for electrodes made from calcined coal. It outlines procedures for sample preparation, measurement techniques, and data interpretation. The standard ensures consistency in testing practices and defines key parameters relevant to the performance of these materials. It includes specifications for equipment, calibration, and reporting requirements. The methodology is designed to yield reliable and reproducible results, supporting quality control and material evaluation processes. The standard is applicable to industries involved in the production of aluminum and related sectors requiring precise electrical property assessments of carbon-based materials.