antislip metal

antislip metal

[¦an·tē¦slip ¦med·əl]
(metallurgy)
Metal, usually iron, bronze, or aluminum, containing abrasive grains cast with the metal or rolled out to the surface; used for car steps, stair treads, or floor plates.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.