... used in coal, mine, metallurgy,power plant, harbor, cement industry ISO ... belt conveyor used in coal, mine, metallurgy,power plant, harbon, cement, chemical industry.Belt width ... fire-resistant, acid-resistant, alkali-resistant ,waterproof and alike condition should take some special devices. ... inverted trough, a funnel and so on)Special services for belt conveyors 1. Tools for fixing, bolts, screw nut ...