The TA Instruments RPA elite rubber process analyzer (RPA) is a strain-controlled rotational shear rheometer for the characterization of polymers, composites, rubber and rubber compounds. The instrument is capable of applying larger torque to characterize relatively stiff materials of interest.
Related Publication
Ran Tao, Kirk D. Rice, Aaron M. Forster, Rheology of Ballistic Clay: The Effect of Temperature of Temperature and Shear History, Society of Plastics Engineers’ Annual Technical Conference, Anaheim, CA, May 2017.