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R-304 — Cellular Glass

Material Id
Cellular Glass
Record Id
304
Date
9/7/1942
Delta T (F)
17.21
Delta X (in)
1.035
Density (lb/ft3)
11.7
Form
Block
K W Mk (W/mK)
0.5458
Manufacturer
Pittsburgh Corning Corp.
Material
Cellular Glass
Mean Temp (F)
103.15
R Value per Inch (ft2hF/BTU/in)
0.26425
Rsi per Inch (m2K/W/in)
0.046537
Standard
Nist Srd 81 API
Trade Name
Foamglas®

Source: NIST SRD 81 API

cellular_glass — record id 304 · rsi per inch 0.0465372 m2K/W/in · r value per inch 0.26425 ft2hF/BTU/in · date 9/7/1942 · k w mk 0.5458 W/mK | Insulation R Values | Engineering Database