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R-466 — Cellular Plastic

Material Id
Cellular Plastic
Record Id
466
Date
10/4/1946
Delta T (F)
18.47
Delta X (in)
1.0257
Density (lb/ft3)
6.47
Description
Aluminum color, Pore diameter: 1 MM to 2 MM
Form
Block
K W Mk (W/mK)
0.6342
Manufacturer
U.S. Rubber Co.
Material
Cellular Plastic
Mean Temp (F)
95.78
R Value per Inch (ft2hF/BTU/in)
0.227417
Rsi per Inch (m2K/W/in)
0.04005
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
Expanded Era

Source: NIST SRD 81 API

cellular_plastic — record id 466 · rsi per inch 0.0400505 m2K/W/in · r value per inch 0.227417 ft2hF/BTU/in · k w mk 0.6342 W/mK · delta x 1.0257 in | Insulation R Values | Engineering Database