Research Article
Fabrication and Characterization of Natural Rubber-Based Magnetorheological Elastomers at Large Strain for Base Isolators
Table 3
MR effect of MREs with various iron ratios (50% shear strain, 0.5Hz).
| Iron volume fraction (%) | 0 | 15 | 25 | 30 | 35 | Magnetic flux density (T) | 0 / 0.94 | 0 / 0.94 | 0 / 0.94 | 0 / 0.94 | 0 / 0.94 |
| Isotropic | | | | | | Shear modulus (MPa) | 0.35 / 0.35 | 0.55 / 0.66 | 0.71 / 0.95 | 0.77 / 1.15 | 0.85 / 1.31 | MR effect (%) | 0 | 20.0 | 33.8 | 49.4 | 63.8 | Anisotropic | | | | | | Shear modulus (MPa) | - | 0.53 / 0.68 | 0.73 / 0.93 | 0.78 / 1.14 | 0.82 / 1.24 | MR effect (%) | - | 28.3 | 27.4 | 46.2 | 51.2 |
|
|