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Sand Ottawa Silica — Insulation R Values
1021 to 862 · 98.8 lb/ft³, 122.0 F, 1.93 W/mK
Sand, Ottawa Silica (loose) thermal insulation performance data. NBS Standard sample, 20 to 30 mesh (white, uniform, clean). Tabulates tested across 5 mean temperatures from 62.7 to 122.0°F, densities 98.8–100.9 lb/ft³. Performance: thermal conductivity 1.82 to 2.12 W/m·K; R-value per inch 0.068 to 0.079 ft²·°F·hr/BTU/in.
- r-1021Record Id: 1021record id 1021
- r-1023Record Id: 1023record id 1023
- r-1680Record Id: 1680record id 1680
- r-650Record Id: 650record id 650
- r-862Record Id: 862record id 862