NOZZLE FOR REMOVING SCALE OF STEEL PLATE, SCALE REMOVING DEVICE FOR STEEL PLATE, AND METHOD FOR REMOVING SCALE OF STEEL PLATE

摘要

Provided is a descaling nozzle that can efficiently remove scale from a steel sheet. A spray section at an end of the descaling nozzle 1 includes a taper portion 16 that is continuous with a large diameter portion that forms a cylindrical channel, a first orifice 20 that is formed on an outlet side of the taper portion, a resonant chamber 19 that is continuous with an outlet side of the first orifice and that has a dimension in a radial direction that is greater than a major axis of the first orifice 20, and a second orifice 15 formed on an outlet side of the resonant chamber 19.