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Insulation R Values: mineral wool
812 to 965
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mineral wool | 812 | 12/3/1951 | 23.24 | 0.9955 | 3.122 | Fine texture fiber, light color, 2 in. | Blanket | 0.2633 | Owens Corning Fiberglas Corp. | Mineral Wool | 73.67 | 0.54777 | 0.096468 | NIST SRD 81 API | ASTM C 177 |
| mineral wool | 834 | 8/18/1952 | 23.53 | 1.013 | 21.3 | — | Board | 0.3587 | Fire Brick Co. | Mineral Wool | 130.29 | 0.402085 | 0.070811 | NIST SRD 81 API | ASTM C 177 |
| mineral wool | 838 | 8/22/1952 | 24 | 1.0121 | — | — | Board | 0.3415 | Fire Brick Co. | Mineral Wool | 71.46 | 0.422336 | 0.074378 | NIST SRD 81 API | ASTM C 177 |
| mineral wool | 940 | 4/25/1954 | 24.13 | 1.0284 | 3.228 | — | Blanket | 0.2664 | Industrial Products, Inc. | Mineral Wool | 71.83 | 0.541396 | 0.095345 | NIST SRD 81 API | ASTM C 177 |
| mineral wool | 964 | 9/29/1954 | 24.33 | 1.007 | 15.16 | Insulation board, asphalt impregnated | Board | 0.3248 | — | Mineral Wool | 73.91 | 0.444051 | 0.078202 | NIST SRD 81 API | ASTM C 177 |
| mineral wool | 965 | 9/30/1954 | 24.34 | 1.0241 | 15.16 | Insulation board, asphalt impregnated | Board | 0.3084 | — | Mineral Wool | 73.85 | 0.467665 | 0.082361 | NIST SRD 81 API | ASTM C 177 |
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