What's the use of this roller? What is the difference between a roller and an ordinary roller?
This is a convex block roller, is adding a layer with a convex block device mounted on the original circular surface of the base, consisting of two semicircle. This roller is mainly used for the compactness of roadbed. In general the main base material is not easy to be smooth when compacting it will be used
This is a convex block roller, is adding a layer with a convex block device mounted on the original circular surface of the base, consisting of two semicircle. This roller is mainly used for the compactness of roadbed. In general the main base material is not easy to be smooth when compacting it will be used
This is a convex block roller, is adding a layer with a convex block device mounted on the original circular surface of the base, consisting of two semicircle. This roller is mainly used for the compactness of roadbed. In general the main base material is not easy to be smooth when compacting it will be used
