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R-832 — Rock Wool

Material Id
Rock Wool
Record Id
832
Date
8/14/1952
Delta T (F)
24.27
Delta X (in)
1.026
Density (lb/ft3)
4.513
Description
Rock wool, Super felt, Specimen Cut From 2 in. Batt
Form
Blanket
K W Mk (W/mK)
0.2526
Manufacturer
Johns Manville
Material
Rock Wool
Mean Temp (F)
71.45
R Value per Inch (ft2hF/BTU/in)
0.570973
Rsi per Inch (m2K/W/in)
0.100554
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

rock_wool — record id 832 · date 8/14/1952 · mean temp 71.45 F · rsi per inch 0.100554 m2K/W/in · r value per inch 0.570973 ft2hF/BTU/in | Insulation R Values | Engineering Database