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Insulation R Values: corkboard
85 to 943
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| corkboard | 85 | 7/8/1937 | — | 0.998 | 9.9 | — | Board | 0.283 | — | Corkboard | 91.7 | 0.509639 | 0.089753 | NIST SRD 81 API | — | — |
| corkboard | 86 | 7/9/1937 | — | 1.033 | 15.64 | — | Board | 0.337 | — | Corkboard | 90.7 | 0.427976 | 0.075371 | NIST SRD 81 API | — | — |
| corkboard | 87 | 7/14/1937 | — | 0.851 | 11.14 | — | Board | 0.288 | — | Corkboard | 95.3 | 0.500791 | 0.088194 | NIST SRD 81 API | — | — |
| corkboard | 913 | 11/3/1953 | 23.63 | 1.0009 | 13.24 | Dense | Board | 0.3217 | Armstrong Cork Co. (Servel, Inc.) | Corkboard | 70.15 | 0.44833 | 0.078956 | NIST SRD 81 API | ASTM C 177 | Vibracork® |
| corkboard | 914 | 11/4/1953 | 23.17 | 1.0037 | 13.2 | Dense | Board | 0.3441 | Armstrong Cork Co. (Servel, Inc.) | Corkboard | 129.68 | 0.419145 | 0.073816 | NIST SRD 81 API | ASTM C 177 | Vibracork® |
| corkboard | 915 | 11/5/1953 | 23.13 | 1.003 | 13.21 | Dense | Board | 0.3428 | Armstrong Cork Co. (Servel, Inc.) | Corkboard | 129.62 | 0.420735 | 0.074096 | NIST SRD 81 API | ASTM C 177 | Vibracork® |
| corkboard | 937 | 1954 | 23.87 | 0.9989 | — | ASHVE sample #10 | Board | 0.2773 | — | Corkboard | 69.27 | 0.520115 | 0.091598 | NIST SRD 81 API | ASTM C 177 | — |
| corkboard | 941 | 6/24/1954 | 23.86 | 0.9999 | — | ASHVE sample #10 | Board | 0.2775 | — | Corkboard | 71.67 | 0.51974 | 0.091532 | NIST SRD 81 API | ASTM C 177 | — |
| corkboard | 942 | 6/25/1954 | 23.79 | 0.9994 | — | ASHVE sample #10 | Board | 0.2787 | — | Corkboard | 71.64 | 0.517502 | 0.091137 | NIST SRD 81 API | ASTM C 177 | — |
| corkboard | 943 | 6/28/1954 | 23.47 | 0.9487 | — | ASHVE sample #4 | Board | 0.312 | — | Corkboard | 71.48 | 0.462269 | 0.08141 | NIST SRD 81 API | ASTM C 177 | — |
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