China Howo Chip Sealings And Equipments Manufacturers ...
Shacman 20m3 Chip Sealing Tank Truck Asphalt Synchronous Chip Sealer. A chip seal is a two-step process which includes first an application of asphalt emulsion and then a layer of crushed rock to an existing asphalt pavement surface. A chip seal gets its name from the "chips" or small crushed rock placed on the surface.