Explore the Engineering Database more efficiently by signing up for free. Sign up free

R-985 — Cellulose

Material Id
Cellulose
Record Id
985
Date
4/29/1955
Delta T (F)
24.4
Delta X (in)
0.9886
Density (lb/ft3)
2.84
Description
Leached Through Distilled Water (6 times), Air-Dried 105 °C, Re-Fluffed by Hand
Form
Loose
K W Mk (W/mK)
0.3061
Material
Cellulose
Mean Temp (F)
74.01
R Value per Inch (ft2hF/BTU/in)
0.471179
Rsi per Inch (m2K/W/in)
0.082979
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
Insulgard

Source: NIST SRD 81 API

cellulose — record id 985 · rsi per inch 0.0829794 m2K/W/in · r value per inch 0.471179 ft2hF/BTU/in · date 4/29/1955 · k w mk 0.3061 W/mK | Insulation R Values | Engineering Database