Alumina Type ZAL-45Characteristics & Properties Continued Thermal Conductivity**, (ASTM C177-76) W/m°K (BTU/hr ft2 °F/in) The data presented herein is intended to help the user to determine the appropriateness of this material for their application. This data is a nominal representation of this product's properties and characteristics and therefore should not be used in preparing specifications. * Maximum use temperature is dependent on variables such as stresses, both thermal and mechanical, and the chemical environment that the material experiences. ** Properties expressed parallel to thickness....