What process parameters influence gaf modified bitumen roofing colors in asphalt or bitumen modification?

The color of GAF modified bitumen roofing is influenced by several process parameters, including the type and concentration of modifiers used, the temperature during the modification process, and the duration of mixing. Additionally, the choice of base asphalt and the presence of pigments can significantly affect the final color. Proper control of these parameters ensures consistent color quality and performance in roofing applications.