Table 3 Input values for the analysis of shear-induced particle migration.
From: Prediction of Concrete Pumping Using Various Rheological Models
Parameters | Values |
|---|---|
Rheological properties of cement paste | |
Plastic viscosity (Pa s) | 1.0 |
Yield stress (Pa) | 10.0 |
Rheological properties of mortar | |
Plastic viscosity (Pa s) | 2.5 |
Yield stress (Pa) | 10.0 |
Maximum solid fraction | |
ϕs,max | 0.675 |
ϕg,max | 0.645 |
Volume fraction | |
ϕ s | 0.458 |
ϕ g | 0.349 |
Intrinsic viscosity | |
η s | 3.5 |
η g | 6.0 |