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R-805 — Rock Wool

Name: Insulation R Values — rock_wool: record id 805 · date 8/14/1951 · mean temp 68.2 F · rsi per inch 0.097318 m2K/W/in · r value per inch 0.552597 ft2hF/BTU/in
Creator: Engineering Database

Material Id: Rock Wool
Record Id: 805
Date: 8/14/1951
Delta T (F): 22.9
Delta X (in): 1.0019
Density (lb/ft3): 3.937
Description: Fine Texture Fiber
Form: Blanket
K W Mk (W/mK): 0.261
Manufacturer: Forty-Eight Insulations, Inc.
Material: Rock Wool
Mean Temp (F): 68.2
R Value per Inch (ft2hF/BTU/in): 0.552597
Rsi per Inch (m2K/W/in): 0.097318
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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