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R-1530 — Nbs Gum Rubber
- Material Id
- Nbs Gum Rubber
- Record Id
- 1530
- Date
- 6/9/1964
- Delta T (F)
- 10.66
- Delta X (in)
- 0.4722
- Density (lb/ft3)
- 62.69
- Description
- Natural rubber, ASTM-2A recipe, Cure 140 °C, 0.5 h: R(100g); ZnO(5g); S(2.5g); Stearic ACID(2.0G); Altex(1.0g); Phenyl Beta Naphthylamine (antioxidant) (1.0G); Samples 8X8X½ in., No.1,6
- Form
- Slab
- K W Mk (W/mK)
- 1.0406
- Manufacturer
- NBS, Rubber Section
- Material
- Nbs Gum Rubber
- Mean Temp (F)
- 18.46
- R Value per Inch (ft2hF/BTU/in)
- 0.138601
- Rsi per Inch (m2K/W/in)
- 0.024409
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API