The invention discloses a ceramic brake block, which consists of the following ingredients in the following parts: 20 to 30 parts of alumina silicate fiber, 30 to 50 parts of glass fiber, 40 to 50 parts of carbon fiber, 30 to 35 parts of bamboo charcoal fiber, 50 to 80 parts of ceramic fiber, 20 to 25 parts of asbestos fiber, 30 to 40 parts of polyester fiber, 40 to 45 parts of polyacrylonitrile fiber, 20 to 25 parts of polyvinyl alcohol fiber, 10 to 15 parts of polypropylene fiber, 15 to 25 parts of ultra to high molecular weight polyethylene fiber, 10 to 15 parts of sepiolite fiber, 20 to 25 parts of fibrilia, 15 to 18 parts of viscose, 5 to 10 parts of hollow particles, 4 to 6 parts of glass particles, 5 to 7 parts of silicon carbide, 5 to 8 parts of aluminium carbide, 2 to 5 parts of silicon dioxide, 2 to 5 parts of magnesium oxide, 3 to 6 parts of graphite, 10 to 12 parts of frictionpowder, 10 to 12 parts of reclaimed rubber, 8 to 10 parts of silicon carbide whiskers, 8 to 10 parts of magnesium borate whiskers and 6 to 8 parts of vanadium pentoxide. The ceramic brake block provided by the invention has the advantage that through the ingredient improvement matching and the composition, the technical problems of easy rustiness, higher noise, unstable high-temperature friction performance, easy locking or dragging friction, lower abrasion resistance performance and the like in the prior art are solved.