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Technical Data Sheet
Eastar™ Copolyester GN046


Applications
  • Consumer housewares-NFC
  • Multi-layer film food contact
  • Personal care & cosmetics packaging
Key Attributes
  • Easy to extrude, cut, print, and seal
  • Effective barrier properties
  • Excellent chemical resistance
  • Excellent clarity
  • Excellent colorability
  • Good impact strength
  • Good stiffness
  • High gloss appearance
  • Toughness

Product Description

Eastar™ Copolyester GN046 is a very high melt strength copolyester targeted for extrusion blow molding applications. Blow molding of large parts (up to several pounds) are possible with this material. This product is certified to ANSI/NSF Standard 51.

This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED
The GREENGUARD INDOOR AIR QUALITY CERTIFIED Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.



Typical Properties

PropertyaTest MethodbTypical Value, Unitsc
General Properties
Specific GravityD 7921.27
Mold Shrinkage 
     Parallel to Flow, 3.2-mm (0.125-in.) thicknessD 9550.002-0.005 mm/mm (0.002-0.005 in./in.)
Mechanical Properties
Tensile Stress @ YieldD 63850 MPa (7300 psi)
Tensile Stress @ BreakD 63828 MPa (4100 psi)
Elongation @ YieldD 6384 %
Elongation @ BreakD 638110 %
Flexural ModulusD 7902100 MPa (3.0 x 105 psi)
Flexural StrengthD 79068 MPa (9900 psi)
Rockwell Hardness, R ScaleD 785108
Izod Impact Strength, Notched 
     @ 23°C (73°F)D 25694 J/m (1.8 ft·lbf/in.)
     @ -40°C (-40°F)D 25653 J/m (1.0 ft·lbf/in.)
Impact Strength, Unnotched 
     @ 23°C (73°F)D 4812NB
     @ -40°C (-40°F)D 4812NB
Impact Resistance (Puncture), Energy @ Max. Load 
     @ 23°C (73°F)D 376336 J (27 ft·lbf)
     @ -40°C (-40°F)D 376335 J (26 ft·lbf)
Optical Properties
HazeD 10030.6 %
Regular TransmittanceD 100387 %
Total TransmittanceD 100390 %
Gloss 
     @ 60°D 2457152
Thermal Properties
Deflection Temperature 
     @ 0.455 MPa (66 psi)D 64870 °C (158 °F)
     @ 1.82 MPa (264 psi)D 64862 °C (143 °F)
Vicat Softening Temperature 
     @ 1 kg loadD 152583 °C (181 °F)
Typical Processing Conditions
Drying Temperature 71 °C (160 °F)
Drying Time 6 hrs
Processing Melt Temperature 249-271 °C (480-520 °F)
Mold Temperature 16-38 °C (60-100 °F)

aUnless noted otherwise, all tests are run at 23°C (73°F) and 50% relative humidity.
bUnless noted otherwise, the test method is ASTM.
cUnits are in SI or US customary units.


Comments
Properties reported here are typical of average lots. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.


Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.


2/28/2018 11:35:39 AM