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Insulation R Values: corkboard
558 to 567
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| corkboard | 558 | 4/22/1948 | 24.82 | 0.9878 | 7.349 | ASHVE sample #16 | Board | 0.2667 | Corkboard | 41.4 | 0.540787 | 0.095238 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 559 | 4/23/1948 | 24.91 | 0.9974 | 7.464 | ASHVE sample #15 | Board | 0.2704 | Corkboard | 41.59 | 0.533387 | 0.093935 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 560 | 4/28/1948 | 24.38 | 0.9932 | 7.632 | ASHVE sample #14 | Board | 0.2745 | Corkboard | 41.11 | 0.52542 | 0.092532 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 562 | 5/26/1948 | 24.75 | 0.95 | 13.453 | ASHVE sample #1 | Board | 0.2899 | Corkboard | 21.66 | 0.497509 | 0.087616 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 563 | 5/27/1948 | 25.45 | 1.0007 | 7.163 | ASHVE sample #2 | Board | 0.2599 | Corkboard | 22.9 | 0.554936 | 0.09773 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 564 | 5/28/1948 | 24.85 | 0.9967 | 6.945 | ASHVE sample #3 | Board | 0.2601 | Corkboard | 22.18 | 0.554509 | 0.097655 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 565 | 6/2/1948 | 24.99 | 0.9821 | 7.142 | ASHVE sample #5 | Board | 0.264 | Corkboard | 21.53 | 0.546318 | 0.096212 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 566 | 6/3/1948 | 25.24 | 0.9652 | 7.007 | ASHVE sample #9 | Board | 0.26 | Corkboard | 21.36 | 0.554723 | 0.097692 | NIST SRD 81 API | ASTM C 177 |
| corkboard | 567 | 6/9/1948 | 25.91 | 1.0021 | 7.097 | ASHVE sample #7 | Board | 0.2567 | Corkboard | 20.71 | 0.561854 | 0.098948 | NIST SRD 81 API | ASTM C 177 |
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