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Physical characteristics (average ± standard deviation) of the nonwoven fabrics.
| Samples ID | Sample Details | GSM (g/m2) | Thickness (mm) | Porosity | Air Permeability (m3/s/m2) |
|---|---|---|---|---|---|
| Sample-M | Market Sample | 70 ± 2 | 2.20 ± 0.04 | 0.54 ± 0.01 | 970 ± 10 |
| Sample-A | Varied in thickness | 131 ± 4 | 1.22 ± 0.01 | 0.69 ± 0.01 | 1349 ± 11 |
| Sample-B | 126 ± 4 | 1.14 ± 0.02 | 0.63 ± 0.01 | 1593 ± 14 | |
| Sample-C | 95 ± 3 | 1.10 ± 0.02 | 0.60 ± 0.01 | 1290 ± 17 | |
| Sample-D | Surface modified Sample | 142 ± 5 | 1.64 ± 0.04 | 0.45 ± 0.01 | 1090 ± 10 |
