Westlake EF524 14.5% Ethylene Vinyl Acetate Copolymer

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Westlake EF524 14.5% Ethylene Vinyl Acetate Copolymer
Categories:	Polymer; Thermoplastic; Ethylene Vinyl Acetate
Material Notes:	Westlake ELEVATE™ EF524 is an ethylene vinyl acetate copolymer with 14.5% VA. EF524 is designed for blown and cast films requiring excellent optics and low heat seal initiation. High melt strength makes EF524 an excellent choice for profile extrusions, molding, and foaming applications requiring high VA content.. Application/Uses Flexible packaging films Peelable seals, adhesive layers Injection and blow molding Profile extrusions, tubing, wire & cable This resin grade complies with 21 CFR, section 177.1350.
Key Words:	Excellent optics and low heat seal initiation. 14.5% EVA
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Physical Properties	Metric	English	Comments

Density	0.934 g/cc	0.0337 lb/in³	D1505
Vinyl Acetate Content	14.5 %	14.5 %
Thickness	45.7 microns	1.80 mil	Thickness Tested
Melt Flow	3.5 g/10 min	3.5 g/10 min	D1238

Mechanical Properties	Metric	English	Comments
Film Elongation at Break, MD	675 %	675 %	D882
Film Elongation at Break, TD	100 %	100 %	D882
Dart Drop	8.11 g/micron	206 g/mil	D1709
Dart Drop Test	370 g	0.816 lb	D1709
Film Tensile Strength at Break, MD	22.1 MPa	3210 psi	D638
Film Tensile Strength at Break, TD	20.7 MPa	3000 psi	D638
1% Secant Modulus, MD	50.0 MPa	7250 psi	D882
1% Secant Modulus, TD	55.2 MPa	8010 psi	D882

Thermal Properties	Metric	English	Comments
Melting Point	90.0 °C	194 °F	DSC Peak; D3418

Optical Properties	Metric	English	Comments
Haze	1.5 %	1.5 %	D1003
Gloss	87 %	87 %	at 45; D2457

Processing Properties	Metric	English	Comments
Melt Temperature	193 °C	379 °F	Blown Film
	210 °C	410 °F	Cast Film
Blow-up Ratio (BUR)	2.5	2.5

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes	See notes for details.

Descriptive Properties
process	Film

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.

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PBP1130 / 133378

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