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Insulation R Values: silica aerogel
340 to 610
Insulation R-values and thermal conductivity data from NIST SRD 81 — covers fiberglass, foam, cellulose, mineral wool, and other building insulation materials
| material id | record id | date | delta t (F) | delta x (in) | density (lb/ft3) | description | form | k w mk (W/mK) | manufacturer | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | standard | test method | trade name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| silica aerogel | 340 | 9/8/1943 | 16.02 | 0.991 | 9.13 | Unopacified powder placed in wood frames | Loose | 0.1817 | Monsanto Chemical Co. | Silica Aerogel | 105.19 | 0.793769 | 0.139791 | NIST SRD 81 API | — | — |
| silica aerogel | 341 | 9/9/1943 | 15.89 | 0.991 | 9.13 | Unopacified powder placed in wood frames | Loose | 0.1784 | Monsanto Chemical Co. | Silica Aerogel | 104.98 | 0.808452 | 0.142377 | NIST SRD 81 API | — | — |
| silica aerogel | 342 | 9/16/1943 | 16.39 | 0.9645 | 8.35 | Opacified powder placed in wood frames | Loose | 0.1729 | Monsanto Chemical Co. | Silica Aerogel | 105.34 | 0.834169 | 0.146906 | NIST SRD 81 API | — | — |
| silica aerogel | 607 | 9/24/1948 | 24.2 | 0.9806 | 4.56 | — | Loose | 0.1641 | Monsanto Chemical Co. | Silica Aerogel | 71.38 | 0.878902 | 0.154784 | NIST SRD 81 API | ASTM C 177 | Santocel® |
| silica aerogel | 608 | 9/27/1948 | 32.86 | 0.981 | 4.56 | — | Loose | 0.1706 | Monsanto Chemical Co. | Silica Aerogel | 79.34 | 0.845416 | 0.148886 | NIST SRD 81 API | ASTM C 177 | Santocel® |
| silica aerogel | 609 | 9/29/1948 | 33.25 | 0.9807 | 4.79 | Opacified | Loose | 0.176 | Monsanto Chemical Co. | Silica Aerogel | 79.56 | 0.819477 | 0.144318 | NIST SRD 81 API | ASTM C 177 | Santocel® |
| silica aerogel | 610 | 10/1/1948 | 30.8 | 0.9784 | 4.8 | Opacified | Loose | 0.1971 | Monsanto Chemical Co. | Silica Aerogel | 137.17 | 0.73175 | 0.128869 | NIST SRD 81 API | ASTM C 177 | Santocel® |
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