Research Article
Testing the Explosion Resistance and Energy Absorption of a Polyurethane-Foamed Aluminum Composite Structure
Table 1
Parameters of the open-cell aluminum foam.
| Aperture | Porosity | Hole rate | Bulk density | Compressive strength | Bending strength | Tensile strength |
| 1.66 mm | 68–78% | 90–95% | 0.60–0.85 g/cm3 | 8.61 MPa | 8.06 MPa | 3.41 MPa |
|
|