From: Control of Viscosity of Cementitious Materials Using Waste Limestone Powder
Mixture | Slump (mm) | T20a (s) | Rheology test | ||
---|---|---|---|---|---|
w/b | WLP replacement ratio | Plastic viscosity (Pa-s) | Yield stress (Pa) | ||
0.20 | Control | 320 | 2.0 | 2.00 | 0.0 |
C90L10 | |||||
 L2000 | 340 | Not reached | 1.90 | 0.0 | |
 L4000 | 350 | 2.0 | 1.21 | 0.0 | |
 L7000 | 330 | 2.0 | 2.86 | 0.0 | |
C80L20 | |||||
 L2000 | 350 | 1.5 | 1.56 | 0.0 | |
 L4000 | 340 | 1.5 | 1.42 | 0.0 | |
 L7000 | 330 | 2.0 | 1.52 | 0.0 | |
C70L30 | |||||
 L2000 | 330 | 1.5 | 0.96 | 0.0 | |
 L4000 | 350 | 2.0 | 1.10 | 0.0 | |
 L7000 | 310 | 2.0 | 1.52 | 0.0 | |
0.25 | Control | 260 | Not reached | 1.19 | 8.0 |
C90L10 | |||||
 L2000 | 270 | 2.0 | 1.15 | 0.0 | |
 L4000 | 280 | 1.0 | 1.35 | 0.0 | |
 L7000 | 230 | 2.0 | 1.54 | 2.5 | |
C80L20 | |||||
 L2000 | 315 | 1.0 | 0.57 | 1.6 | |
 L4000 | 310 | 1.0 | 1.30 | 0.0 | |
 L7000 | 250 | 2.0 | 1.46 | 0.0 | |
C70L30 | |||||
 L2000 | 320 | 1.0 | 0.42 | 0.0 | |
 L4000 | 320 | 1.0 | 1.09 | 0.0 | |
 L7000 | 290 | 1.0 | 1.11 | 0.0 | |
0.30 | Control | 175 | Not reached | 1.14 | 5.5 |
C90L10 | |||||
 L2000 | 220 | 1.5 | 0.72 | 2.3 | |
 L4000 | 215 | 2.0 | 0.94 | 0.8 | |
 L7000 | 190 | Not reached | 1.05 | 2.8 | |
C80L20 | |||||
 L2000 | 260 | 2.0 | 0.50 | 0.0 | |
 L4000 | 240 | 1.0 | 0.56 | 0.0 | |
 L7000 | 200 | 4.0 | 1.01 | 5.6 | |
C70L30 | |||||
 L2000 | 300 | 1.0 | 0.14 | 0.0 | |
 L4000 | 260 | 1.0 | 0.49 | 0.0 | |
 |  L7000 | 190 | 4.0 | 0.90 | 3.3 |