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R-155 — Vermiculite

Material Id
Vermiculite
Record Id
155
Date
10/1939
Delta X (in)
1.003
Density (lb/ft3)
6.5
Form
Loose
K W Mk (W/mK)
0.496
Manufacturer
Masonite Corp., Vermiculite Product Division
Material
Vermiculite
Mean Temp (F)
100.4
R Value per Inch (ft2hF/BTU/in)
0.290782
Rsi per Inch (m2K/W/in)
0.05121
Standard
Nist Srd 81 API

Source: NIST SRD 81 API

vermiculite — record id 155 · rsi per inch 0.0512097 m2K/W/in · r value per inch 0.290782 ft2hF/BTU/in · date 10/1939 · k w mk 0.496 W/mK | Insulation R Values | Engineering Database