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R-1582 — Polytetrafluoroethylene

Name: Insulation R Values — polytetrafluoroethylene: record id 1582 · rsi per inch 0.0144302 m2K/W/in · r value per inch 0.0819384 ft2hF/BTU/in · date 2/5/1965 · delta x 0.2575 in
Creator: Engineering Database

Material Id: Polytetrafluoroethylene
Record Id: 1582
Date: 2/5/1965
Delta T (F): 10.76
Delta X (in): 0.2575
Density (lb/ft3): 134.6
Description: ¼ in.
Form: Block
K W Mk (W/mK): 1.7602
Manufacturer: E.I. Du Pont De Nemours & Co.
Material: Polytetrafluoroethylene
Mean Temp (F): 129.88
R Value per Inch (ft2hF/BTU/in): 0.081938
Rsi per Inch (m2K/W/in): 0.01443
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Teflon®
Uncertainty: 1

Source: NIST SRD 81 API

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polytetrafluoroethylene — record id 1582 · rsi per inch 0.0144302 m2K/W/in · r value per inch 0.0819384 ft2hF/BTU/in · date 2/5/1965 · delta x 0.2575 in | Insulation R Values | Engineering Database