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Rulon Bearings

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EVALCA EVAL® EF-XL Ethylene Vinyl Alcohol Copolymer Film  (discontinued **)
Categories: Polymer; Film; Thermoplastic; Ethylene Vinyl Alcohol (EVOH)

Material Notes: Biaxially oriented type film; property values for 15 µm film.

Data provided by EVALCA. EVOH is used in packaging applications because of its outstanding gas barrier properties.

EVAL™ is now produced as a part of the Kuraray product line.

Key Words: Ethylene Vinylalcohol
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Moisture Vapor Transmission 0.600 cc-mm/m²-24hr-atm40°C, 90% RH
Oxygen Transmission 0.00400 cc-mm/m²-24hr-atm20°C; 65% RH; Permeability increases significantly at higher moisture content.
Thickness 0.600 mil
 
Mechanical PropertiesOriginal ValueComments
Film Elongation at Break, MD 100 %10%/min.; ASTM D638
Film Elongation at Break, TD 100 %10%/min.; ASTM D638
Secant Modulus, MD 3.50 GPaYoungs Modulus, ASTM D638, 10%/min.
Secant Modulus, TD 3.50 GPaYoungs Modulus, ASTM D638, 10%/min.
Elmendorf Tear Strength MD 260 gASTM D638
Elmendorf Tear Strength TD 330 gASTM D638
Elmendorf Tear Strength, MD 433 g/mil0.6 mil; ASTM D638
Elmendorf Tear Strength, TD 550 g/mil0.6 mil; ASTM D638
Film Tensile Strength at Break, MD 205 MPa10%/min.; ASTM D638
Film Tensile Strength at Break, TD 195 MPa10%/min.; ASTM D638
 
Electrical PropertiesOriginal ValueComments
Surface Resistance 2.70e+15 ohm
Dielectric Constant 5.0Frequency Not Specified
Dissipation Factor 0.22Frequency Not Specified
 
Thermal PropertiesOriginal ValueComments
Specific Heat Capacity 2.40 J/g-°CEstimated by MatWeb from similar grades
Thermal Conductivity 0.340 W/m-KFor EVAL F101
Melting Point 181 °CDSC
 
Optical PropertiesOriginal ValueComments
Haze 0.50 %65% RH
Gloss 95 %65% RH

**
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