This standard specifies the magnetic separation test rules, test devices and equipment, samples, test procedures, test data processing and test report preparation. This standard is applicable to magnetic enrichment of ferrous metal ores, magnetic separation of non-ferrous and rare metal ores, magnetic separation and impurity removal of non-metallic ores, and magnetic recovery and recycling of magnetic heavy media for coal preparation.
GB/T 38891-2020 Referenced Document
GB/T 2007.1 General rules for the sampling and sample preparation of minerals in bulk--Sampling by manual method
GB/T 2007.2 General rules for the sampling and sample preparation of minerals in bulk--Manual method of sample preparation
GB/T 2007.4 General rules for the sampling and sample preparation of minerals in bulk-Experimental methods for checking the precision and bias
ISO 11648 Statistical aspects of sampling from bulk materials - Part 2: Sampling of particulate materials