... to many kinds of road surface without contraction and stripping Road Cold fill material is made of a cold-fill asphalt additives, ... . Is mainly used for repairing pot hole of conventional asphalt road, permeable asphalt pavement , cement concrete pavement . It can ... :1,Close traffic2,Clean the potholes3,Fill the cold-fill materials4,Order flat5,Compaction6,Open the traffic Road Cold Filling material