FOAMULAR Extruded Polystyrene (XPS) Insulation

1 Technical BulletinFOAMULAR Extruded Polystyrene (XPS) InsulationASTM C578 Types and Physical PropertiesThis table outlines the basic physical property requirements of ASTM C5781 and FOAMULAR XPS Insulation compliance. The products are organized, left to right, in ascending compressive strength. For complete details on board types, properties and other quality requirements see the actual ASTM Board Type2 EPSEPSEPSFOAMULAR 150, XPSEPSFOAMULAR 250, XPSEPSFOAMULAR 400, XPSEPSFOAMULAR 600, XPSEPSFOAMULAR 1000, XPSASTM C578 Classifi cation Ty pe X ITy pe ITy pe V I I I Ty pe XTy pe I I Ty pe I V Ty pe I X Ty pe V I Ty pe X I V Ty pe V I I Ty pe X VTy pe VCompressive resistance at yield or 10 % deformation, whichever occurs fi rst (with skins intact) min, psi (kPa) (35) (69) (90) (104) (104) (173) (173) (276) (276) (414) (414) (690) Density, min, lb/ft3 (kg/m3) (12) (15) (18) (21) (22) (25) (29) (29) (38) (35) (46) (48) Thermal resistance of ( ) thickness, min, hr ft2 F/B tu ( K m2/W)Mean temperature.

2 75 2 (24 1 C) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) Flexural strength, min, psi (kPa) (70) (173) (208) (276) (240) (345) (345) (414) (414) (517) (517) (690) Water vapor permeance of ( ) thickness, max, perm (ng/Pa s m2) (287) (287) (201) (86) (201) (86) (143) (63) (143) (63) (143) (63) Water absorption by total immersion, max, volume ASTM C578-10, Standard Specifi cation for Rigid, Cellular Polystyrene Thermal Insulation ; published by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-29592. XPS is Extruded Polystyrene . EPS is expanded Polystyrene , also known as molded CORNING FOAM Insulation , LLCONE OWENS CORNING PARKWAYTOLEDO, OHIO 436591-800-GET-PINK No.

3 10015702. Printed in September 2011. THE PINK PANTHER & 1964-2011 Metro-Goldwyn-Mayer Studios Inc. All Rights Reserved. The color PINK is a registered trademark of Owens Corning. 2011 Owens of LiabilityTechnical information contained herein is furnished without charge or obligation and is given and accepted at recipient s sole risk. Because conditions of use may vary and are beyond our control, Owens Corning makes no representation about, and is not responsible or liable for the accuracy or reliability of data associated with par ticular uses of any product described herein. Nothing contained in this bulletin shall be considered a recommendation.