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Insulation R Values: rubber pure gum
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) | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | standard | test method |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| rubber pure gum | 876 | 2/20/1953 | 24.39 | 0.98 | 62.23 | Sheet, 8 per side, each 1/8 in., 1 in. | Slab | 1.0821 | Rubber, Pure Gum | 72.19 | 0.133285 | 0.023473 | NIST SRD 81 API | ASTM C 177 |
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