1.1 This specification covers rigid, closed cell, polyurethane and polyisocyanurate thermal insulation for sandwich panels used in shelter construction for exposure to ambient temperatures of - 25 to 160°F (- 32 to 71°C). Painted surfaces of
ASTM
Standard Specification for Rigid Foam for Use in Structural Sandwich Panel Cores
STD-52574
2004
2004-11-10
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