A compressed sheet consisting of asbestos fiber uniformly mixed with a binder. it may be flat or in roll form. it is usually pliable and normally used as a gasket material. sheets are limited to widths greater than 6 inches (152.4 mm). excludes insulation blanket, thermal; insulation block, thermal; insulation board, thermal; paper, asbestos; and items designed for clutch and/or brake applications.