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)
@ 10%
@ 25%
@ 50%
@ 75%
ASTM D3575  
Tensile Strength (PSI) ASTM D3575 120
Tensile Elongation (%) ASTM D3575 22
Tear Strength (LB/In.) ASTM D3575 34
Compression Set (%)
@ 25%
@ 50%
ASTM D3575  
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.

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