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R-659 — Cellular Plastic

Material Id
Cellular Plastic
Record Id
659
Date
1/18/1949
Delta T (F)
24.23
Delta X (in)
0.9967
Density (lb/ft3)
2.88
Description
G.E. Foam Plastic
Form
Block
K W Mk (W/mK)
0.2566
Material
Cellular Plastic
Mean Temp (F)
71.3
R Value per Inch (ft2hF/BTU/in)
0.562073
Rsi per Inch (m2K/W/in)
0.098987
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

cellular_plastic — record id 659 · rsi per inch 0.0989867 m2K/W/in · r value per inch 0.562073 ft2hF/BTU/in · k w mk 0.2566 W/mK · delta x 0.9967 in | Insulation R Values | Engineering Database