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Fig. 14.
Values of indicators characterizing the thermal insulation of the systems tested
| Samples | Heat transfer level, t12, s | Heat transmission factor, |
|---|---|---|
| Nonwoven fabrics | ||
| Sample 1 | 120 | 0.19 |
| Sample 2 | 116 | 0.20 |
| PES-Al foil | after 120 s of exposure to thermal radiation, the temperature of the sample increased by 2.1°C | 0.05 |
| Foils | ||
| Black | 43 | 0.98 |
| White | 45 | 0.95 |
| PES-Al foil | after 45 s of exposure to thermal radiation, the sample temperature increased by 0.8°C | 0.06 |