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Insulation R Values: cellular glass
796 to 988
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| cellular glass | 796 | 6/5/1951 | 23.55 | 0.97 | 9.229 | Very fine cells | Block | 0.4301 | Pittsburgh Corning Corp. | Cellular Glass | 71.38 | 0.335336 | 0.059056 | NIST SRD 81 API | ASTM C 177 | Foamglas® |
| cellular glass | 797 | 6/6/1951 | 24.52 | 0.97 | 9.229 | Very fine cells | Block | 0.4102 | Pittsburgh Corning Corp. | Cellular Glass | 39.97 | 0.351604 | 0.061921 | NIST SRD 81 API | ASTM C 177 | Foamglas® |
| cellular glass | 798 | 6/7/1951 | 21.8 | 0.9693 | 9.229 | Very fine cells | Block | 0.4677 | Pittsburgh Corning Corp. | Cellular Glass | 126.95 | 0.308377 | 0.054308 | NIST SRD 81 API | ASTM C 177 | Foamglas® |
| cellular glass | 799 | 6/11/1951 | 24.43 | 1.0098 | 9.041 | Very fine cells | Block | 0.4177 | Pittsburgh Corning Corp. | Cellular Glass | 69.83 | 0.345291 | 0.060809 | NIST SRD 81 API | ASTM C 177 | Foamglas® |
| cellular glass | 800 | 6/12/1951 | 22.35 | 1.0089 | 9.041 | Very fine cells | Block | 0.4589 | Pittsburgh Corning Corp. | Cellular Glass | 129.64 | 0.31429 | 0.05535 | NIST SRD 81 API | ASTM C 177 | Foamglas® |
| cellular glass | 801 | 6/14/1951 | 25.1 | 1.0091 | 9.041 | Very fine cells | Block | 0.3994 | Pittsburgh Corning Corp. | Cellular Glass | 40.77 | 0.361111 | 0.063595 | NIST SRD 81 API | ASTM C 177 | Foamglas® |
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