| Variables | Meaning | Unit |
| ρ | Density | Kg/m³ |
| μ | Velocity | m/s |
| η | Apparent viscosity | Pa.s |
| P | Pressure | Pa |
| xj | Axial direction | m |
| xi | Perpendicular direction | m |
| CP | Specific heat | KJ/kg・K |
| T | Temperature | K |
| k | Thermal conductivity | W/mK |
|
| Shear rate | Pa−1 |
| m | Consistency index | Pa・sn |