Study on standard anthracite of ISO 15585

The process and significance of the upgrading from National standard GB 5447 to International standard ISO 15585 relating to standard anthracite used for caking index determination were recommended. The selected principles and the key characteristics of standard anthracite used for caking index determination were studied. The quality test and transfer methods of the determination value of caking index for standard anthracite were discussed. We also recommend the promotion and application of caking index method and standard anthracite used for caking index determination in foreign countries.