Expanded Polyethylene Foam (EPE) Physical Data Sheet

Product General and Technical Information
Date: 11/22/2021 Name: Expanded Polyethylene
General Information
Expanded Polyethylene Foam (EPE) is a rigid closed-cell foam with great compression and impact resistance, commonly used in packaging and shipping applications.

Property Test Method Values

Density (LB/Cubic Ft.)

ASTM D3575

4.6

Compressive Strength (PSI) ASTM D3575  
@ 10% 35
@ 25% 43
@ 50% 70
@ 75% 130
Tensile Strength (PSI)

ASTM D3575

120
Tensile Elongation (%)

ASTM D3575

22
Tear Strength (LB/In.)

ASTM D3575

34
Compression Set (%) ASTM D3575  
@ 25% 7
@ 50% 15
Bouyancy (LB/cubic ft)

ASTM D3575

56.5
Thermal Conductivity (K)

ASTM C177

0.30
Thermal Resistance @ 70F (R)

ASTM C177

3.3
Coeff. of Lin. Thermal Expansion (in/in/°F x 10^-5)

ASTM D696

4.0
Service Temperature (°F; Max.)

ASTM D3575

160
Water Absorption (% [vol]/lb/ft^2)

ASTM D3575/C272

<5.0/<0.02
Compressive Creep (1000hr, % [PSI])

ASTM D3575

4.0 [10]
Flammability (<4.0 in/min)

FMVSS-302

PASS
Chemical Resistance (1 hr exposure [solvents, acids, and alkalines])

Various

PASS
Fuel Immersion (<5% [Change in Volume])

Coast Guard; Fuel B per 33 CFR § 183.114

NA


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.