ELEVATE™ EF437

Category: EVA , Ethylene Vinyl Acetate Copolymer
Manufacturer: Westlake Chemical Corporation
Trademark: ELEVATE™
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: YVBMeh_ELEVATE-EF437.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
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Message
Westlake EF437 resin is a 2.5% EVA copolymer designed for films that require excellent optical and strength properties. This Kosher compliant resin has excellent heat sealing characteristics and low temperature brittleness properties.

Application/Uses:
High Clarity Packaging
Light and Medium Duty Produce Bags
Linear Blend Component for Sealing and Clarity
General Information
Features
  • Kosher certification
  • Low Temperature Flexibility
  • High strength
  • Copolymer
  • Optical
  • Good heat sealability
  • Definition, high
Uses
  • Packaging
  • Films
  • Bags
  • Mixing
Agency Ratings
  • FDA 21 CFR 177.1350
Processing Method
  • Blow film
  • Extrusion
PhysicalNominal ValueUnitTest Method
Density 0.925g/cm³ASTM D1505
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)2.0g/10 minASTM D1238
Vinyl Acetate Content 2.5wt%
FilmsNominal ValueUnitTest Method
Film Thickness - Tested 32µm
secant modulus 1ASTM D882
    1% secant, MD : 32 µm, blown film 138MPaASTM D882
    1% secant, TD : 32 µm, blown film 152MPaASTM D882
Tensile Strength 2ASTM D882
    MD : Broken, 32 µm, blown film 24.0MPaASTM D882
    TD : Broken, 32 µm, blown film 17.0MPaASTM D882
Tensile Elongation 3ASTM D882
    MD : Broken, 32 µm, blown film 350%ASTM D882
    TD : Broken, 32 µm, blown film 700%ASTM D882
Dart Drop Impact 4(32 µm, Blown Film)150gASTM D1709A
OpticalNominal ValueUnitTest Method
Gloss (45°, 31.8 µm, Blown Film)79ASTM D2457
Haze (31.8 µm, Blown Film)3.3%ASTM D1003
Additional Information
Test specimens for blown film: nominal thickness 1.25 mils; blow up ratio 2.5:1, die gap 35 mils.
ExtrusionNominal ValueUnit
Melt Temperature 182 - 199°C
Extrusion instructions
Melt temperatures of 360° F - 390° F are recommended for Westlake Chemical EF437 with blow-up ratios of 1.5:1 or higher.
Note Message
1 .Test run at 23°C (73°F) and 50% relative humidity
2 .Test run at 23°C (73°F) and 50% relative humidity
3 .Test run at 23°C (73°F) and 50% relative humidity
4 .Test run at 23°C (73°F) and 50% relative humidity
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