1.usage time,used for conveyor belt. 2.nn fabric mainly used in conveyor belt. 3.nn belting fabric in various specifications. 1.NN ... material that used as the reinforcements,convey belt. 2.long usage life,high quality,used for conveyor belt.3.Dipped fabric such as pp fabric ... ,it’s mainly used for the rubber conveyor belt,such as ee fabric,nn fabric,ep fabric,pp fabric. nylon fabric for conveyor belt