Heavy traffic asphalt:： room temperature, shiny black semi-solid, gradually melt when heated, can be dissolved in organic solvents. The product has good mobility, thermal stability, long-lasting adhesion, plastic, electrical insulation and water resistance.
Often by the vacuum distillation of crude oil or residues by oxidation and blending in the system, but also by solvent deasphalting and blending methods in the system. Also available as emulsified asphalt and cutback asphalt materials. Products by penetration into 50 #, 70 #, 90 #, 110 #, 130 # five grades.