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This CRI-CSR Test system is used for determining the important performance of coke used for iron-smelting in blast furnace under the high-temperature----coke reactivity and post-reaction strength measuring apparatus. The whole set of instrument consists of special high-temperature reaction electric stove, computer control system, N2, CO2 gas supply case, Ⅰrotary drum automatic lift device ,etc. Computer control system controls the high-temperature reaction electric stove to rise temperature according to fixed rate and control temperature according to designated temperature