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R-80 — Rock Wool
- Material Id
- Rock Wool
- Record Id
- 80
- Date
- 4/28/1937
- Delta X (in)
- 1.06
- Density (lb/ft3)
- 14.9
- Description
- Rock wool, Asphalt Binder
- Form
- Board
- K W Mk (W/mK)
- 0.344
- Manufacturer
- Johns Manville
- Material
- Rock Wool
- Mean Temp (F)
- 88.6
- R Value per Inch (ft2hF/BTU/in)
- 0.419267
- Rsi per Inch (m2K/W/in)
- 0.073837
- Standard
- Nist Srd 81 API
- Trade Name
- Rock Cork®
Source: NIST SRD 81 API