... years. They have a large surface area, higher air vent rate, good heat functions, stable chemical properties etc. At present, ceramic ... stability, high mechanical strength, large thermal storage capacity, advantaging heat conduction property, energy conserving result and service life are improved ... 800)10-6/k-1<2.5 Special Heat CapacityKJ/Kg900-1200 Heat ConductivityW/MK1.8-3.0 Maximum Application Temp ...