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R-256 — Diatomaceous Earth

Name: Insulation R Values — diatomaceous_earth: record id 256 · rsi per inch 0.0625616 m2K/W/in · r value per inch 0.355241 ft2hF/BTU/in · date 8/6/1941 · k w mk 0.406 W/mK
Creator: Engineering Database

Material Id: Diatomaceous Earth
Record Id: 256
Date: 8/6/1941
Delta X (in): 0.56
Density (lb/ft3): 16.8
Description: Paper Backing (both faces), Specimen A, ½ in.
Form: Board
K W Mk (W/mK): 0.406
Manufacturer: Silicair Co.
Material: Diatomaceous Earth
Mean Temp (F): 98.4
R Value per Inch (ft2hF/BTU/in): 0.355241
Rsi per Inch (m2K/W/in): 0.062562
Standard: Nist Srd 81 API
Trade Name: Silicair

Source: NIST SRD 81 API

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diatomaceous_earth — record id 256 · rsi per inch 0.0625616 m2K/W/in · r value per inch 0.355241 ft2hF/BTU/in · date 8/6/1941 · k w mk 0.406 W/mK | Insulation R Values | Engineering Database