Review Article
Aerogels in Aerospace: An Overview
Table 4
Comparison between fiberglass, conventional silica aerogel, and Maerogel.
| Material | Thermal conductivity (W/mK) | Acoustic absorption (dB) | Average cost (US$) |
| Fiberglass | 0.0345–0.0040 | ~5 | 0.2–2.8/m2 [126] | Monolithic silica aerogel | 0.0136–0.0038 | ~15 | 3800/m3 [126] | Monolithic Maerogel | 0.0200–0.099 | ~15 | ~750–900/m3 |
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