Shanghai crack sealing machine bitumen for road construction
China 80L Asphalt Road Repairing Crack Sealing Machine ... LLRD-G80 road crack sealing machine is a kind of special equipment used for melting and for paving bitumen elastomerizzati and adhesives particularly suitable for the sealing of the road surface cracks and crevices, in order to preserve it from the infiltration of water or other external agents, avoiding the breaking of the lower ...