1) Can spray any kind of bitumen 2) Never clogging on spraying bar 3) Oil heat to ... October 2004, it got the scientific and technological achievement identification of Shaanxi Science and Technology Bureau, with the assessment: the performance ... asphalt, emulsified asphalt, modified asphalt, etc. It is mainly composed of Truck Chassis, Asphalt Tank, Asphalt Pumping and Spraying System, Heating ...