Table 1 Comparison of the measured curvature change Δκ measured of hygromorphs determined in a climate chamber and the modeled curvature change Δκcalculated by determination of elastic moduli (E) and hygrometric coefficients of linear expansion of the active layer (αa)
From: Fabrication of 3D-printed hygromorphs based on different cellulosic fillers
Sample | 25% AC | 50% AC | 20% MCC | 30% MCC | 50% MCC |
|---|---|---|---|---|---|
Δκmeasured (°) | 3.1 | 2.6 | 4.5 | 5.1 | 6.5 |
Δκmodeled (°) | 3.2 | 3.1 | 3.1 | 4.8 | 6.4 |
E (MPa) | 458 ± 35.9 | 407 ± 35.3 | 289 ± 42.7 | 247 ± 22.6 | 478 ± 56.0 |
αa (−) | 0.011 | 0.012 | 0.006 | 0.010 | 0.01 |