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R-1978 — Rock Wool

Name: Insulation R Values — rock_wool: record id 1978 · date 2/15/1978 · mean temp 124.52 F · rsi per inch 0.0630429 m2K/W/in · r value per inch 0.357974 ft2hF/BTU/in
Creator: Engineering Database

Material Id: Rock Wool
Record Id: 1978
Date: 2/15/1978
Delta T (F): 23.31
Delta X (in): 1.1106
Density (lb/ft3): 2.169
Form: Blanket
K W Mk (W/mK): 0.4029
Material: Rock Wool
Mean Temp (F): 124.52
R Value per Inch (ft2hF/BTU/in): 0.357974
Rsi per Inch (m2K/W/in): 0.063043
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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