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R-336 — Rock Wool

Name: Insulation R Values — rock_wool: record id 336 · date 7/12/1943 · mean temp 103.89 F · rsi per inch 0.0739447 m2K/W/in · r value per inch 0.419877 ft2hF/BTU/in
Creator: Engineering Database

Material Id: Rock Wool
Record Id: 336
Date: 7/12/1943
Delta T (F): 14.48
Delta X (in): 0.923
Density (lb/ft3): 15.32
Description: Rock wool, Asphalt Binder
Form: Board
K W Mk (W/mK): 0.3435
Manufacturer: Johns Manville
Material: Rock Wool
Mean Temp (F): 103.89
R Value per Inch (ft2hF/BTU/in): 0.419877
Rsi per Inch (m2K/W/in): 0.073945
Standard: Nist Srd 81 API
Trade Name: Rock Cork®

Source: NIST SRD 81 API

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