... have a large surface area, higher air vent rate, good heat functions, stable chemical properties etc. At present, ceramic honeycombs are ... water, to dry air, incineration, used in the manufacture of infrared ray instruments, to filter metal liquids etc. All ceramic honeycombs ... linear expansion(20-1000) (10-6/k-1)<2Specific heat capacity(KJ/Kg)830-900Temperature cycle resistance(K)300Max operation ...