... -resistant, resistant to burning, oil, alkali, alkali, heat, cold rubber conveyer apronusage:widely used for metallurgy,mine,road,harbor,dock,electricity ... impact on the life of a conveyor belt and the smooth transmission lines running smoothly. Conveyor belt method of connector commonly used in ... , NN150, NN200, NN250, NN300, NN350, NN400, NN450, NN500, etc. rubber conveyer apron