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R-70 — Rock Wool

Name: Insulation R Values — rock_wool: record id 70 · date 12/11/1936 · mean temp 90.7 F · rsi per inch 0.0951311 m2K/W/in · r value per inch 0.540179 ft2hF/BTU/in
Creator: Engineering Database

Material Id: Rock Wool
Record Id: 70
Date: 12/11/1936
Delta X (in): 1.02
Density (lb/ft3): 9.84
Form: Board
K W Mk (W/mK): 0.267
Material: Rock Wool
Mean Temp (F): 90.7
R Value per Inch (ft2hF/BTU/in): 0.540179
Rsi per Inch (m2K/W/in): 0.095131
Standard: Nist Srd 81 API

Source: NIST SRD 81 API

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