Ceramic knife is made of zirconia powder, it is used in modern kitchen which has more advantages than metal knives. Sharp cutting edge, it can cut the meat in very thinner shape. High hardness and never be worn. Wearing resistance is 60times than metal knives. No rustiness, health and environment protection, it can resist all kinds of acid, alkali organic matters. No pollution and easy to clean. No magnetism and high density without pores.