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R-444 — Corkboard

Material Id
Corkboard
Record Id
444
Date
4/10/1946
Delta T (F)
23.31
Delta X (in)
1.002
Density (lb/ft3)
13.27
Description
Dense corkboard, Possible Calibration material, 1 in.
Form
Board
K W Mk (W/mK)
0.3196
Manufacturer
Armstrong Cork Co.
Material
Corkboard
Mean Temp (F)
88.42
R Value per Inch (ft2hF/BTU/in)
0.451276
Rsi per Inch (m2K/W/in)
0.079474
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

corkboard — record id 444 · date 4/10/1946 · mean temp 88.42 F · rsi per inch 0.0794743 m2K/W/in · r value per inch 0.451276 ft2hF/BTU/in | Insulation R Values | Engineering Database