Featured products from Zibo Lugong Granulation Equipment ...- Full Life Mechanical Maintenance High Shear Melt Mini Asphalt Granulator Machine ,Full Life Mechanical Maintenance High Shear Wet Mini Paraffin wax Granulating Machinepw Hao | highway college | ResearchGateWith the aim of improving the asphalt and asphalt mixture performance at high and low temperatures, polyphosphoric acid (PPA) and styrene butadiene rubber (SBR) were added to achieve a ...