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Insulation R Values: rock wool
116 to 271
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| rock wool | 116 | 4/28/1938 | — | — | 15.5 | Rock wool, asphalt binder | Board | 0.32 | Johns Manville | Rock Wool | 89 | 0.450712 | 0.079375 | NIST SRD 81 API | — | Rock Cork® |
| rock wool | 1219 | 7/20/1960 | 22.7 | 1.0306 | 16.29 | Rock wool, asphalt binder | Board | 0.3054 | Johns Manville | Rock Wool | 72.1 | 0.472259 | 0.08317 | NIST SRD 81 API | ASTM C 177 | Rock Cork® |
| rock wool | 122 | 3/13/1939 | — | 1.012 | 4 | — | Blanket | 0.259 | — | Rock Wool | 88.8 | 0.556864 | 0.098069 | NIST SRD 81 API | — | — |
| rock wool | 1363 | 8/24/1962 | 24.03 | 1.0395 | 2.689 | — | Blanket | 0.2654 | Rock Wool Mfg. Co. | Rock Wool | 75.44 | 0.543436 | 0.095705 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 163 | 5/2/1940 | — | 1.044 | 16.3 | Rock wool, binder BX-18 | Board | 0.327 | Johns Manville | Rock Wool | 93.6 | 0.441064 | 0.077676 | NIST SRD 81 API | — | — |
| rock wool | 1977 | 2/3/1978 | 24.03 | 1.1085 | 2.173 | — | Blanket | 0.3339 | — | Rock Wool | 74.96 | 0.431949 | 0.076071 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 1978 | 2/15/1978 | 23.31 | 1.1106 | 2.169 | — | Blanket | 0.4029 | — | Rock Wool | 124.52 | 0.357974 | 0.063043 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 1979 | 2/1978 | 25.54 | 1.1106 | 2.169 | — | Blanket | 0.2575 | — | Rock Wool | 5.12 | 0.560108 | 0.098641 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 247 | 5/7/1941 | — | 1 | 20 | Rock wool fibers felted | Board | 0.336 | Baldwin Hill Co. | Rock Wool | 92.1 | 0.42925 | 0.075595 | NIST SRD 81 API | — | Mono-Block® |
| rock wool | 271 | 1/22/1942 | 22.02 | 1.024 | 4.08 | Resil-rock marine felt, placed in wood frames | Blanket | 0.2622 | C.W. Poe Company | Rock Wool | 79.45 | 0.550068 | 0.096873 | NIST SRD 81 API | — | — |
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