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R-1680 — Sand Ottawa Silica

Name: Insulation R Values — sand_ottawa_silica: record id 1680 · rsi per inch 0.0137505 m2K/W/in · r value per inch 0.0780792 ft2hF/BTU/in · date 10/4/1966 · delta x 1.0679 in
Creator: Engineering Database

Material Id: Sand Ottawa Silica
Record Id: 1680
Date: 10/4/1966
Delta T (F): 24.22
Delta X (in): 1.0679
Density (lb/ft3): 99.23
Description: Nbs Standard sample, 20 to 30 Mesh (white, uniform, clean)
Form: Loose
K W Mk (W/mK): 1.8472
Manufacturer: Ottawa-Silica Co.
Material: Sand, Ottawa Silica
Mean Temp (F): 75.14
R Value per Inch (ft2hF/BTU/in): 0.078079
Rsi per Inch (m2K/W/in): 0.013751
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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sand_ottawa_silica — record id 1680 · rsi per inch 0.0137505 m2K/W/in · r value per inch 0.0780792 ft2hF/BTU/in · date 10/4/1966 · delta x 1.0679 in | Insulation R Values | Engineering Database