22800 Hall Road
Clinton Twp., MI 48036
Tel: (586) 627-3626
Fax: (586) 627-5830
www.thefoamfactory.com
General and Technical Product Information
Date: 03/04/13
Name: Expanded
Polystyrene Foam
General Information
Expanded Polystyrene (EPS) has multiple densities and a range of applications, including arts and crafts, insulation, and packaging.


Property (ASTM C 578-92 (all)) 1.0 LB 2.0 LB 3.0 LB
Density (LB/Cubic Ft.)

Thermal Conductivity
(Btu-in/hr-Sq.Ft. - °F)
@ 25°F / @ 40°F / @ 75°F

Thermal Resistance
(R-Value @ 1" Thick)
@ 25°F / @ 40°F / @ 75°F

Compressive
10% Deformation (PSI)

Flexural (PSI)

Tensile (PSI)

Shear (PSI)

Shear Modulus (PSI)

Modulus of Elasticity (PSI)

WVT (perm. in)

Absorption (%) vol. Max.

Capillarity

Coefficient of Thermal Expansion
in./(in.)(F)

Maximum Service Temperature
(°F)
Long-term / Short-term

Oxygen Index (%)
1.02

0.23 / 0.24 / 0.26



4.35 / 4.17 / 3.85



12


27

18

20

300

200

3.5

4.0

NONE

0.000035


167 / 180



24.0
2.00

0.20 / 0.21 / 0.23



5.00 / 4.76 / 4.35



29


63

26

36

620

480

1.3

2.0

NONE

0.000035


167 / 180



24.0
3.00

0.17 / 0.18 / 0.20



5.65 / 5.35 / 4.85



46


99

34

52

940

760

0.7

1.0

NONE

0.000035


167 / 180



24.0


All values reported are typical values. We cannot guarantee the applicability or the accuracy of this information or the suitability of the product for any particular purpose. This product is sold without warranty, expressed or implied. (Unless stated otherwise.) Buyer assumes all responsibility for loss or damage arising from the handling and use of this product, whether done in accordance with directions or not. Statements concerning the possible use of this product are not intended as recommendation to use this product in the infringement of any patent.