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Insulation R Values: asbestos insulation
220 to 855
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| asbestos insulation | 220 | 11/8/1940 | — | 1.316 | 11 | Sprayed Limpet® asbestos | Spray | 0.411 | Keasby and Mattison Co. | Asbestos Insulation | 76.8 | 0.350919 | 0.0618 | NIST SRD 81 API | — | Limpet® |
| asbestos insulation | 243 | 4/15/1941 | — | 0.66 | 20.6 | Asbestos fibers in blanket | Blanket | 0.651 | Cape Building Products (Mr. E. LaJoie, Agent) | Asbestos Insulation | 83.2 | 0.221548 | 0.039017 | NIST SRD 81 API | — | Asbestolux |
| asbestos insulation | 324 | 4/30/1943 | 14.03 | 0.798 | — | Asbestos fibers, sodium silicate binder, foaming agent | Board | 0.5161 | Plasbestos Company of America | Asbestos Insulation | 89.41 | 0.279457 | 0.049215 | NIST SRD 81 API | — | Plasbestos |
| asbestos insulation | 369 | 5/17/1944 | 19.09 | 1.01 | 21.98 | High-temperature insulation | Board | 0.6158 | Johns Manville | Asbestos Insulation | 95.21 | 0.234212 | 0.041247 | NIST SRD 81 API | — | — |
| asbestos insulation | 370 | 5/18/1944 | 20.21 | 1.009 | 27 | High-temperature insulation | Board | 0.7472 | Philip Carey Mfg. Co. | Asbestos Insulation | 96.16 | 0.193024 | 0.033994 | NIST SRD 81 API | — | — |
| asbestos insulation | 371 | 5/19/1944 | 20.51 | 0.9928 | 23.8 | High-temperature insulation | Board | 0.4997 | Keasby and Mattison Co. | Asbestos Insulation | 96.39 | 0.288629 | 0.05083 | NIST SRD 81 API | — | — |
| asbestos insulation | 660 | 1/25/1949 | 22.97 | 0.9975 | 14.56 | Magnesia and (asbestos) fiber | Board | 0.4808 | Plant Rubber & Asbestos Works | Asbestos Insulation | 130.16 | 0.299975 | 0.052829 | NIST SRD 81 API | ASTM C 177 | — |
| asbestos insulation | 661 | 1/26/1949 | 22.47 | 0.9959 | 14.56 | Magnesia and (asbestos) fiber | Board | 0.4854 | Plant Rubber & Asbestos Works | Asbestos Insulation | 129.71 | 0.297132 | 0.052328 | NIST SRD 81 API | ASTM C 177 | — |
| asbestos insulation | 665 | 2/2/1949 | 23.02 | 1.1088 | 13.73 | Magnesia and (asbestos) fiber | Board | 0.3892 | Keasby and Mattison Co. | Asbestos Insulation | 130.03 | 0.370575 | 0.065262 | NIST SRD 81 API | ASTM C 177 | — |
| asbestos insulation | 855 | 11/12/1952 | 8.25 | 0.5295 | 70.96 | Similar to Transite® | Board | 1.8789 | Johns Manville | Asbestos Insulation | 57.98 | 0.076762 | 0.013519 | NIST SRD 81 API | ASTM C 177 | Marinite® |
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