CANNON TE-BBR Pro, Thermoelectric Bending-Beam Rheometer Pro for research of Asphalt Mixture Design & Forensic studies.Accurate Temperature Controlled Bath down to -40 deg CControlled & Totally programmable Stress RatesMaximum Force capacity- 44 NProgrammable Stress Profiles and test periods.Adjustable sample Thickness of 6.35 to 12.70 mmOn Screen Graphics of Stress and Strain.Adjustable span lengths of 100, 120, 140 and 160 mm.