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What process parameters influence what is polymer modified asphalt in asphalt or bitumen modification?
Polymer modified asphalt (PMA) is influenced by several key process parameters. The type and concentration of polymer used, such as SBS or EVA, significantly affect the performance characteristics. The mixing temperature and time during the modification process are crucial for achieving proper dispersion and interaction between the polymer and bitumen. Additionally, the shear rate during mixing can impact the viscosity and stability of the modified asphalt, ultimately influencing its durability and resistance to deformation.
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