Thermal Storage Ball is featured with high strength ,wear resistance,large thermal conductivity and heat capacity,good heat storage effect and good heat stability etc.Furthermore,it is not easy to crack if the temperature changes sharply .It is especially applicable as heat storage packing of heat accumulators of air separation plants and blastfurnace gas heating stoves of steel plant.It can pre-heat both coacl gas and air to rapidly increase the coombustion temperatuer to meet the bille heating reqrirement in steel rolling
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