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. 2020 Mar 9;13(5):1233. doi: 10.3390/ma13051233

Table 2.

Detailed information on the employed rheometers.

Device Material Geometry Testing Profile Transformation Equation Torque Resolution Angular Resolution
ConTec 5 viscometer * Concrete Serrated beater
Ro = 145 mm
Ri = 100 mm
H = 120 mm
Hysteresis loop with rotational velocity range:
0.02 to 0.62 rps
Reiner-Riwlin [1,2]: T=G+H·Nτ0=G4πh(1Ri21Ro2)1ln(Ro/Ri)μ=H8π2h(1Ri21Ro2) 0.1 Nm 126 mrad
HAAKE MARS II rheometer ** Mortar Hollow vane
Ro = 35 mm
Ri = 26 mm
H = 50 mm
Hysteresis loop with rotational velocity range:
0.01 to 0.50 rps
Affine translation and calibration by reference materials [33] 0.1 nNm 12 nrad

* Produced by ConTec, located in Reykjavik, Iceland. ** Produced by Thermo Fisher Scientific, Karlsruhe, Germany.