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Insulation R Values: rubber pure gum
1143 to 1185
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) | description | form | k w mk (W/mK) | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | standard | test method |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| rubber pure gum | 1162 | 8/17/1959 | 2.19 | 0.1267 | Sheet, 1 per side, each 1/8 in. (A,B), 1/8 in. | Slab | 1.0892 | Rubber, Pure Gum | 110.33 | 0.132416 | 0.02332 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1163 | 8/18/1959 | 4.11 | 0.2547 | Sheet, 2 per side, each 1/8 in., (A,B,C,D), ¼ in. | Slab | 1.1048 | Rubber, Pure Gum | 112.04 | 0.130547 | 0.022991 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1165 | 8/21/1959 | 16.13 | 1.0219 | Sheet, 8 per side, each 1/8 in., 1 in. | Slab | 1.0833 | Rubber, Pure Gum | 123.02 | 0.133138 | 0.023447 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1166 | 8/25/1959 | 8.16 | 0.5094 | Sheet, 4 per side, each 1/8 in., (ABCDEFGH), ½ in. | Slab | 1.0808 | Rubber, Pure Gum | 115.79 | 0.133446 | 0.023501 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1174 | 10/6/1959 | 9.34 | 0.2517 | Sheet, 2 per side, each 1/8 in., (1,2,3,4), ¼ in. | Slab | 1.0693 | Rubber, Pure Gum | 60.17 | 0.134881 | 0.023754 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1175 | 10/7/1959 | 9.31 | 0.2518 | Sheet, 2 per side, each 1/8 in., (1,2,3,4), ¼ in. | Slab | 1.0712 | Rubber, Pure Gum | 60.29 | 0.134641 | 0.023712 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1178 | 11/3/1959 | 9.29 | 0.2547 | Sheet, 2 per side, each 1/8 in., (1,2,3,4), ¼ in. | Slab | 1.0217 | Rubber, Pure Gum | 118.09 | 0.141165 | 0.024861 | NIST SRD 81 API | ASTM C 177 |
| rubber pure gum | 1185 | 11/13/1959 | 9.34 | 0.2509 | Sheet, 2 per side, each 1/8 in., (1,2,3,4), ¼ in. | Slab | 1.0587 | Rubber, Pure Gum | 29.32 | 0.136231 | 0.023992 | NIST SRD 81 API | ASTM C 177 |
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