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Insulation R Values: rock wool
89 to 994
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 | 89 | 7/19/1937 | — | — | 16.4 | Rock wool, asphalt binder | Board | 0.377 | Johns Manville | Rock Wool | 121.2 | 0.382567 | 0.067374 | NIST SRD 81 API | — | Rock Cork® |
| rock wool | 895 | 5/20/1953 | 24.45 | 1.0078 | 7.978 | Granulated | Blanket | 0.264 | Roanoke Rock Wool Co., Inc. | Rock Wool | 73.14 | 0.546318 | 0.096212 | NIST SRD 81 API | ASTM C 177 | Superior |
| rock wool | 916 | 11/6/1953 | 23.96 | 1.0076 | 6.5 | Specimens placed in wood frames | Loose | 0.245 | — | Rock Wool | 69.58 | 0.588685 | 0.103673 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 96 | 9/10/1937 | — | 0.942 | 16.4 | Rock wool, asphalt binder | Board | 0.358 | Johns Manville | Rock Wool | 100.2 | 0.402871 | 0.07095 | NIST SRD 81 API | — | Rock Cork® |
| rock wool | 981 | 4/20/1955 | 24.36 | 0.9906 | 5.249 | Specimens placed in wood frames | Loose | 0.2613 | Johns Manville | Rock Wool | 74.08 | 0.551963 | 0.097206 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 984 | 4/28/1955 | 24.26 | 0.9957 | 10.45 | Specimens placed in wood frames | Loose | 0.2896 | Johns Manville | Rock Wool | 73.92 | 0.498025 | 0.087707 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 992 | 5/24/1955 | 25.07 | 0.9921 | 6.11 | Specimens placed in wood frames | Blanket | 0.2733 | — | Rock Wool | 72.36 | 0.527727 | 0.092938 | NIST SRD 81 API | ASTM C 177 | — |
| rock wool | 994 | 6/10/1955 | 23.99 | 1.0112 | 15.56 | — | Board | 0.3213 | — | Rock Wool | 73.75 | 0.448889 | 0.079054 | NIST SRD 81 API | ASTM C 177 | — |
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