Aluminium Oxide Ceramic Tube 99% 1.Great mechanical strength 2.High softening ... structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic ... expansion coefficient (20-5000C) 10-6/0C7.97.17.28Thermal conductivity w/(m.k)2.5162432Specific Heat *10-3J/(kg*K ...