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R-465 — Cellular Plastic

Material Id
Cellular Plastic
Record Id
465
Date
10/3/1946
Delta T (F)
18.55
Delta X (in)
1.0215
Density (lb/ft3)
4.91
Description
Aluminum color, Pore diameter: ½ MM to 2 MM
Form
Block
K W Mk (W/mK)
0.5804
Manufacturer
U.S. Rubber Co.
Material
Cellular Plastic
Mean Temp (F)
95.86
R Value per Inch (ft2hF/BTU/in)
0.248497
Rsi per Inch (m2K/W/in)
0.043763
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
Expanded Era

Source: NIST SRD 81 API

cellular_plastic — record id 465 · rsi per inch 0.0437629 m2K/W/in · r value per inch 0.248497 ft2hF/BTU/in · k w mk 0.5804 W/mK · delta x 1.0215 in | Insulation R Values | Engineering Database