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Insulation R Values: paper
935 to 936
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| paper | 935 | 3/24/1954 | 23.34 | 0.978 | 43.09 | Paperboard material, 11 layers | Board | 0.5375 | Gaylord Container Corp. | Paper | 40.41 | 0.268331 | 0.047256 | NIST SRD 81 API | ASTM C 177 |
| paper | 936 | 3/25/1954 | 23.39 | 0.9968 | 46.89 | Paperboard material, waxed (one face), 10 layers | Board | 0.5934 | Container Corporation of America | Paper | 40.79 | 0.243053 | 0.042804 | NIST SRD 81 API | ASTM C 177 |
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