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R-455 — Cellular Plastic

Material Id
Cellular Plastic
Record Id
455
Date
9/25/1946
Delta T (F)
21.47
Delta X (in)
0.9913
Density (lb/ft3)
1
Description
White pigment, Large Bubbles Or Holes Distributed Throughout
Form
Block
K W Mk (W/mK)
0.2563
Manufacturer
U.S. Rubber Co.
Material
Cellular Plastic
Mean Temp (F)
98.61
R Value per Inch (ft2hF/BTU/in)
0.562731
Rsi per Inch (m2K/W/in)
0.099103
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
Flotofoam® Pct

Source: NIST SRD 81 API

cellular_plastic — record id 455 · rsi per inch 0.0991026 m2K/W/in · r value per inch 0.562731 ft2hF/BTU/in · k w mk 0.2563 W/mK · delta x 0.9913 in | Insulation R Values | Engineering Database