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Porosity of the RP and RP/FP aluminium foams with a PU template cell size of 20 ppi.
| Sample | Total Porosity a, % | Cell Porosity b, % | Strut Porosity c, % |
|---|---|---|---|
| RP foam | 86.6 ± 0.7 | 80.9 ± 1.5 | 37.6 ± 2.7 |
| RP/FP foam | 86.6 ± 1.1 | 73.5 ± 2.5 | 53.8 ± 3.4 |
a (Vmaterial pores + Vhollow strut pores + Vcell pores)/Vfoam; b (Vcell pores + Vhollow strut pores)/Vfoam; c (Vmaterial pores + Vhollow strut pores)/(Vhollow strut pores + Vmaterial + Vmaterial pores).
