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R-683 — Polyester

Material Id
Polyester
Record Id
683
Date
7/20/1949
Delta T (F)
24.11
Delta X (in)
0.9874
Density (lb/ft3)
9.543
Form
Block
K W Mk (W/mK)
0.3677
Manufacturer
Monsanto Chemical Co.
Material
Polyester
Mean Temp (F)
71.43
R Value per Inch (ft2hF/BTU/in)
0.392243
Rsi per Inch (m2K/W/in)
0.069078
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

polyester — record id 683 · rsi per inch 0.0690781 m2K/W/in · r value per inch 0.392243 ft2hF/BTU/in · manufacturer Monsanto Chemical Co. · date 7/20/1949 | Insulation R Values | Engineering Database