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A test for crumb rubber modified asphalt containing 20% crumb rubber particles (30 mesh) was performed using a scanning electron microscope (SEM). The experimental results indicate that the crumb rubber particles are evenly distributed in the asphalt. Shear rate sweep and shear-temperature sweep tests on the crumb rubber modified asphalt at −20–80 °C using a dynamic shear rheology (DSR) instrument,...
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