Hardness evaluates a fabric's potential to resist mechanical use and abrasion. Alumina ceramics surpass metal and tungsten carbide applications in hardness. Within the Rockwell hardness scale, alumina ceramics range from HRA80-90, putting them just under diamonds and above stainless-steel. We use cookies to give you a better browsing experience, assess https://nilest876dre1.vigilwiki.com/user