Official Journal of the Japan Wood Research Society
Table 2 Average daily drying rate of Douglas-fir and Radiata pine during RF/VP drying according to the stacking position
Species | Layer | Drying rate (%/day) | |||||
|---|---|---|---|---|---|---|---|
1 day | 2 day | 3 day | 4 day | 5 day | 6 day | ||
Radiata pine | Layer-1 | 13.8 | 19.1 | 25.6 | 27.2 | 6.9 | 3.8 |
Layer-2 | 16.3 | 16.8 | 18.9 | 19.6 | 14.5 | 4.8 | |
Layer-3 | 21.2 | 18.9 | 23.6 | 22.0 | 15.3 | 5.4 | |
Layer-4 | 23.4 | 17.2 | 9.6 | 8.5 | 4.9 | 5.0 | |
Layer-5 | 19.1 | 11.9 | 12.4 | 10.7 | 5.1 | 5.2 | |
Layer-6 | 20.6 | 21.2 | 24.3 | 22.5 | 17.7 | 6.5 | |
Layer-7 | 15.4 | 13.0 | 15.1 | 20.9 | 16.1 | 6.5 | |
Layer-8 | 17.2 | 14.8 | 18.1 | 18.2 | 19.6 | 9.7 | |
Layer-9 | 18.9 | 14.9 | 15.3 | 14.3 | 10.9 | 7.2 | |
Layer-10 | 9.9 | 7.6 | 9.4 | 12.7 | 18.6 | 7.8 | |
Douglas-fir | Layer-1 | 5.8 | 7.7 | 4.8 | 4.7 | 4.8 | 3.6 |
Layer-2 | 5.1 | 4.7 | 4.1 | 4.6 | 5.2 | 4.4 | |
Layer-3 | 5.4 | 7.3 | 6.7 | 5.9 | 5.6 | 5.1 | |
Layer-4 | 5.4 | 5.5 | 4.5 | 4.6 | 5.1 | 5.0 | |
Layer-5 | 3.9 | 6.9 | 7.5 | 7.1 | 6.2 | 5.5 | |
Layer-6 | 4.0 | 4.8 | 4.9 | 5.0 | 5.0 | 4.9 | |
Layer-7 | 3.8 | 6.7 | 7.7 | 7.4 | 5.6 | 4.9 | |
Layer-8 | 4.1 | 4.8 | 4.4 | 4.3 | 4.8 | 4.5 | |
Layer-9 | 3.2 | 4.3 | 5.2 | 5.8 | 6.2 | 4.4 | |
Layer-10 | 0.1 | 0.3 | 2.2 | 5.1 | 6.0 | 4.1 | |