Definitions for "Crumb rubber"
Keywords:  granules, scrap, tire, asphalt, rubber
Material derived by reducing scrap tire or other rubber into uniform granules with the inherent reinforcing materials such as steel and fiber removed along with any other type of inert contaminants such as dust, glass or rocks.
Ground rubber fragments the size of sand or silt used in rubber or plastic products, or processed further into reclaimed rubber or asphalt products.
Rubber granules derived from a waste tire that are less than or equal to, one-quarter inch or six millimeters in size.