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R-650 — Sand Ottawa Silica

Name: Insulation R Values — sand_ottawa_silica: record id 650 · rsi per inch 0.0137737 m2K/W/in · r value per inch 0.0782105 ft2hF/BTU/in · date 12/10/1948 · delta x 0.9755 in
Creator: Engineering Database

Material Id: Sand Ottawa Silica
Record Id: 650
Date: 12/10/1948
Delta T (F): 14.55
Delta X (in): 0.9755
Density (lb/ft3): 100.9
Description: Nbs Standard sample, 20 to 30 Mesh (white, uniform, clean)
Form: Loose
K W Mk (W/mK): 1.8441
Material: Sand, Ottawa Silica
Mean Temp (F): 62.73
R Value per Inch (ft2hF/BTU/in): 0.07821
Rsi per Inch (m2K/W/in): 0.013774
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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sand_ottawa_silica — record id 650 · rsi per inch 0.0137737 m2K/W/in · r value per inch 0.0782105 ft2hF/BTU/in · date 12/10/1948 · delta x 0.9755 in | Insulation R Values | Engineering Database