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R-433 — Rock Wool

Name: Insulation R Values — rock_wool: record id 433 · date 7/6/1945 · mean temp 107.03 F · rsi per inch 0.080866 m2K/W/in · r value per inch 0.459178 ft2hF/BTU/in
Creator: Engineering Database

Material Id: Rock Wool
Record Id: 433
Date: 7/6/1945
Delta T (F): 21.03
Delta X (in): 1.0705
Density (lb/ft3): 15.41
Description: Rock Wool Fibers felted, Bonded (asphaltic binder)
Form: Board
K W Mk (W/mK): 0.3141
Manufacturer: Baldwin Hill Co.
Material: Rock Wool
Mean Temp (F): 107.03
R Value per Inch (ft2hF/BTU/in): 0.459178
Rsi per Inch (m2K/W/in): 0.080866
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Koldboard®

Source: NIST SRD 81 API

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rock_wool — record id 433 · date 7/6/1945 · mean temp 107.03 F · rsi per inch 0.080866 m2K/W/in · r value per inch 0.459178 ft2hF/BTU/in | Insulation R Values | Engineering Database