Zotefoams Evazote® VA25 Ethylene Vinyl Acetate Copolymer Foam

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Zotefoams Evazote® VA25 Ethylene Vinyl Acetate Copolymer Foam
Categories:	Polymer; Thermoplastic; Ethylene Vinyl Acetate
Material Notes:	Evazote® is a closed cell, cross-linked EVA copolymer foam manufactured using nitrogen expansion technology to produce foams with exceptional cell size uniformity, low odor / high purity and outstanding physical attributes. Compliant with EC food contact and US FDA regulations. Information provided by Zotefoams
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Physical Properties	Metric	English	Comments

Density	0.0200 - 0.0280 g/cc	0.000723 - 0.00101 lb/in³	sheet density
	0.0250 g/cc	0.000903 lb/in³	Nominal skin/skin; BS ISO 7214 1998
Cell Length	0.200 - 0.600 mm	0.00787 - 0.0236 in
	0.400 mm	0.0157 in	Typical Diameter

Mechanical Properties	Metric	English	Comments
Hardness, Shore OO	43	43	10 mm cell/cell thickness; ISO 868 1985
Tensile Strength	0.485 MPa	70.3 psi	ISO 7214 1998
Elongation at Break	150 %	150 %
Compressive Yield Strength	0.0220 MPa @Strain 10 %	3.19 psi @Strain 10 %	BS ISO 7214 1998
	0.0410 MPa @Strain 25 %	5.95 psi @Strain 25 %	BS ISO 7214 1998
	0.0700 MPa @Strain 40 %	10.2 psi @Strain 40 %	BS ISO 7214 1998
	0.100 MPa @Strain 50 %	14.5 psi @Strain 50 %	BS ISO 7214 1998
Tear Strength	0.420 kN/m	2.40 pli	BS EN ISO 8067 1995
Compression Set	5.0 % @Time 79200 sec, Strain 25 %	5.0 % @Time 22.0 hour, Strain 25 %	24 hr recovery; BS ISO 7214 1998
	13 % @Time 79200 sec, Strain 25 %	13 % @Time 22.0 hour, Strain 25 %	0.5 hr recovery; BS ISO 7214 1998
	19.5 % @Time 79200 sec, Strain 50 %	19.5 % @Time 22.0 hour, Strain 50 %	24 hr recovery; BS ISO 7214 1998
	29 % @Time 79200 sec, Strain 50 %	29 % @Time 22.0 hour, Strain 50 %	0.5 hr recovery; BS ISO 7214 1998

Thermal Properties	Metric	English	Comments
Thermal Conductivity	0.0374 W/m-K	0.260 BTU-in/hr-ft²-°F	mean temp of 10°C; ISO 8302 1991
Maximum Service Temperature, Air	75.0 °C	167 °F
Minimum Service Temperature, Air	-70.0 °C	-94.0 °F
Flammability Test	1.9 @Thickness 13.0 mm	1.9 @Thickness 0.512 in	Horizontal Burn Rate, mm/sec; ISO 7214 1998
	3.6 @Thickness 5.00 mm	3.6 @Thickness 0.197 in	Horizontal Burn Rate, mm/sec; ISO 7214 1998

Descriptive Properties
Flammability	Automotive: FMVSS.302 burn rate		Pass: 4mm and thicker

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PZOTEF948 / 150704

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