Hardness evaluates a cloth's potential to resist mechanical put on and abrasion. Alumina ceramics surpass steel and tungsten carbide resources in hardness. About the Rockwell hardness scale, alumina ceramics range between HRA80-90, putting them slightly below diamonds and above chrome steel. We use cookies to make sure that we give https://alumina-ceramics23334.blogsidea.com/40882619/the-best-side-of-advanced-ceramics