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R-1009 — Vermiculite

Name: Insulation R Values — vermiculite: record id 1009 · rsi per inch 0.0564947 m2K/W/in · r value per inch 0.320792 ft2hF/BTU/in · date 10/27/1955 · k w mk 0.4496 W/mK
Creator: Engineering Database

Material Id: Vermiculite
Record Id: 1009
Date: 10/27/1955
Delta T (F): 24.37
Delta X (in): 1.0104
Density (lb/ft3): 7.11
Description: Specimens Placed in Wood Frames
Form: Loose
K W Mk (W/mK): 0.4496
Manufacturer: Zonolite Co.
Material: Vermiculite
Mean Temp (F): 73.88
R Value per Inch (ft2hF/BTU/in): 0.320792
Rsi per Inch (m2K/W/in): 0.056495
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Zonolite®

Source: NIST SRD 81 API

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vermiculite — record id 1009 · rsi per inch 0.0564947 m2K/W/in · r value per inch 0.320792 ft2hF/BTU/in · date 10/27/1955 · k w mk 0.4496 W/mK | Insulation R Values | Engineering Database