| Process parameter | Level | Press temp ˚C | Press time min | Sawdust/polyethylene content (wt%) | Press pressure Kg/cm3 |
| Average value (TS) | L1 | 50 | 63 | 63.1 | 60 |
|
| L2 | 61.6 | 61.6 | 66.2 | 65.1 |
|
| L3 | 65 | 58.7 | 66.6 | 58.1 |