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Technical Data Sheet
Eastar™ Copolyester EN058 Natural

Applications

Auto plastics
Bottles-skin care pkg
Closures-fragrance pkg
Consumer electronics
Consumer housewares - food contact (FC)
Deodorant containers
Equipment & machinery
Fragrance packaging
Jars-skin care pkg
Packaging components non food contact
Personal care & cosmetics packaging
Personal care bottles
Skin care packaging
Sporting equipment
Water/sport bottles

Product Description

Eastar™ EN058 Copolyester is a copolymer PET. It is crystallized and has an lntrinsic Viscosity of 0.58. Eastar™ EN058 copolyester is tailored to meet the need of the injection-molded cosmetics and personal care market. Eastar™ EN058 is crystallized to allow faster, high-temperature drying. Its high-flow characteristics allow faster cycle times.

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

Property^a	Test Method^b	Typical Value, Units^c
General Properties
Specific Gravity	D 792	1.33
Mold Shrinkage	D 955	0.002 mm/mm (0.002 in./in.)
Water Absorption, 24 h immersion	D 570	0.19 %
Mechanical Properties
Tensile Stress @ Yield	D 638	58 MPa (8400 psi)
Tensile Stress @ Break	D 638	24 MPa (3500 psi)
Elongation @ Yield	D 638	4 %
Elongation @ Break	D 638	90 %
Flexural Yield Strength	D 790	78 MPa (11300 psi)
Flexural Modulus	D 790	2400 MPa (3.5 x 10⁵ psi)
Rockwell Hardness, R Scale	D 785	111
Izod Impact Strength, Notched
@ 23°C (73°F)	D 256	56 J/m (1.0 ft·lbf/in.)
@ -40°C (-40°F)	D 256	33 J/m (0.6 ft·lbf/in.)
Impact Strength, Unnotched
@ 23°C (73°F)	D 4812	NB
@ -40°C (-40°F)	D 4812	2446 J/m (46 ft·lbf/in.)
Impact Resistance (Puncture), Energy @ Max. Load
@ 23°C (73°F)	D 3763	32 J (24 ft·lbf)
@ -40°C (-40°F)	D 3763	38 J (28 ft·lbf)
Optical Properties
Haze	D 1003	<1 %
Total Transmittance	D 1003	82 %
Thermal Properties
Deflection Temperature
@ 0.455 MPa (66 psi)	D 648	69 °C (156 °F)
@ 1.82 MPa (264 psi)	D 648	63 °C (145 °F)
Vicat Softening Temperature
@ 1 kg load	D 1525	80 °C (176 °F)
Typical Processing Conditions
Drying Temperature		160 °C (320 °F)
Drying Time		4-6 hrs
Processing Melt Temperature		277-293 °C (530-560 °F)
Mold Temperature		16-32 °C (60-90 °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.

7/14/2020 11:21:34 AM