Hardness evaluates a cloth's potential to resist mechanical dress in and abrasion. Alumina ceramics surpass steel and tungsten carbide applications in hardness. Over the Rockwell hardness scale, alumina ceramics range from HRA80-90, inserting them slightly below diamonds and above stainless-steel. The tape casting strategy is a very important ceramic substrate https://edmundy887hwl4.wikikarts.com/user