Permeability of filter Cake Kc
Fluid Reference Filtrate rate (m3/m2.s) ΔPm (Pa) μ (Pa.s) ΔPc (Pa) Average CakePermeability (m2) Average CakePermeability (μd)
Sample 1 9.14 X 10-7 1.3656 0.18 X 10-3 1378998.634 5.64E-19 0.571
Sample 2 9.37 X 10-7 1.5555 0.20 X 10-3 1378998.455 5.16E-19 0.523
Sample 3 6.31 X  10-7 1.8332 0.35 X 10-3 1378998.167 5.01E-19 0.506
Sample 4 6.078 X 10-7 1.0595 0.21 X 10-3 1378998.941 2.96E-19 0.299
Sample 5 2.90 X 10-7 1.0832 0.45 X 10-3 1378998.917 2.93E-19 0.297
Sample 6 2.80 X 10-7 1.0923 0.47 X 10-3 1378998.908 2.89E-19 0.293
Sample 7 2.76 X 10-7 1.1226 0.49 X 10-3 1378998.877 2.55E-19 0.258
Table 6: Average filter cake permeability.