Table 2. Rheological parameters of the Herschel-Bulkley model and activation energy from the Arrhenius equation
Sample code | Rheological parameter | Temperature dependency |
T (°C) | σy (Pa) | K (Pa · sn) | n | R2 | MRPE | K0 | Ea (kJ/mol) | R2 |
86CM | 25 | 20.34±0.25a,1) | 11.95±0.68ab | 0.87±0.01a | 1.0000 | 1.25 | 0.0000247 | 32.54 | 0.9763 |
35 | 18.02±0.64ab | 8.71±0.22bcd | 0.83±0.00a | 0.9999 | 1.92 |
45 | 16.60±0.54abc | 5.22±0.42cd | 0.84±0.02a | 0.9996 | 2.89 |
95CM | 25 | 15.71±1.17abc | 11.93±0.40ab | 0.89±0.00a | 1.0000 | 0.87 | 0.0000051 | 36.38 | 0.9973 |
35 | 14.38±2.43bcd | 7.72±1.21cd | 0.88±0.04a | 0.9999 | 2.14 |
45 | 12.77±3.46cd | 4.74±0.28d | 0.86±0.00a | 0.9996 | 3.45 |
100CM | 25 | 10.42±3.16de | 14.25±4.70a | 0.86±0.06a | 1.0000 | 2.51 | 0.0000017 | 39.64 | 0.9943 |
35 | 7.55±2.37ef | 9.05±1.09bc | 0.86±0.01a | 0.9999 | 2.21 |
45 | 4.93±0.34f | 5.21±0.04cd | 0.87±0.00a | 0.9997 | 4.97 |
Values represent mean±SD (n=3).
Means with the different letters within a parameter (column) are significantly different (p<0.05) by Duncan’s multiple range test.