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R-325 — Rock Wool
- Material Id
- Rock Wool
- Record Id
- 325
- Date
- 5/18/1943
- Delta T (F)
- 10.05
- Delta X (in)
- 1.01
- Density (lb/ft3)
- 5.5
- Description
- Machine blown, Removed by hand, Packed in Frame
- Form
- Loose
- K W Mk (W/mK)
- 0.2833
- Manufacturer
- Johns Manville
- Material
- Rock Wool
- Mean Temp (F)
- 85.83
- R Value per Inch (ft2hF/BTU/in)
- 0.5091
- Rsi per Inch (m2K/W/in)
- 0.089658
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API