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Insulation R Values: rubber sponge
667 to 995
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| rubber sponge | 667 | 3/8/1949 | 23.65 | 0.9848 | 4.814 | 1 in. | Slab | 0.2489 | Great American Industries, Inc. | Rubber, Sponge | 70.84 | 0.579461 | 0.102049 | NIST SRD 81 API | ASTM C 177 | Rubatex® |
| rubber sponge | 908 | 8/14/1953 | 24.02 | 0.9807 | 4.763 | Sample (3), 1 in. | Slab | 0.2375 | Great American Industries, Inc., Rubatex Division | Rubber, Sponge | 67.96 | 0.607275 | 0.106947 | NIST SRD 81 API | ASTM C 177 | Rubatex® |
| rubber sponge | 909 | 8/20/1953 | 24.18 | 1.0062 | 4.83 | Sample (5), 1 in. | Slab | 0.2461 | Great American Industries, Inc., Rubatex Division | Rubber, Sponge | 70.81 | 0.586054 | 0.10321 | NIST SRD 81 API | ASTM C 177 | Rubatex® |
| rubber sponge | 910 | 8/21/1953 | 22.45 | 1.0058 | 4.83 | Sample (5), 1 in. | Slab | 0.2703 | Great American Industries, Inc., Rubatex Division | Rubber, Sponge | 127.99 | 0.533585 | 0.09397 | NIST SRD 81 API | ASTM C 177 | Rubatex® |
| rubber sponge | 911 | 8/28/1953 | 24.28 | 1.0059 | 4.83 | Sample (5), 1 in. | Slab | 0.2472 | Great American Industries, Inc., Rubatex Division | Rubber, Sponge | 71.06 | 0.583446 | 0.102751 | NIST SRD 81 API | ASTM C 177 | Rubatex® |
| rubber sponge | 995 | 6/30/1955 | 29.78 | 0.9888 | 4.864 | Sponge rubber board, hard, R-103-S, 1 in. | Slab | 0.2277 | Great American Industries, Inc. | Rubber, Sponge | 79.07 | 0.633412 | 0.11155 | NIST SRD 81 API | ASTM C 177 | Rubatex® |
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