Eastman Eastar GN071 Natural PETG Copolyester

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Eastman Eastar GN071 Natural PETG Copolyester
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); PETG Copolyester
Material Notes:	Product Description: Eastar™ GN071 Copolyester is used for injection molding applications. It is sparkling clear, tough, chemical resistant, odor free, versatile, easy to work with and affordable. Cleaning solutions will not turn Eastar™ GN071 white. This makes this product one of our most versatile materials for the cosmetics and personal care packaging market. Eastar™ GN071 Copolyester is certified to NSF/ANSI Standard 51 for Food Equipment Materials. This product has been GREENGUARD INDOOR AIR QUALITYCERTIFIED Applications/Uses: Cosmetic jars Cosmetics/personal care packaging Credit cards Debit cards Furniture guards Furniture/Furniture trim Gaming cards Gift cards Housewares Identification cards Phone cards Plastic Cards Smart cards Stationery supplies Toys/Sporting goods Writing instruments 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
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Physical Properties	Metric	English	Comments

Density	1.27 g/cc	0.0459 lb/in³	ASTM D792
Linear Mold Shrinkage, Flow	0.0020 - 0.0050 cm/cm @Thickness 3.20 mm	0.0020 - 0.0050 in/in @Thickness 0.126 in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	108	108	ASTM D785
Tensile Strength at Break	29.0 MPa	4210 psi	ISO 527
	30.0 MPa	4350 psi	ASTM D638
Tensile Strength, Yield	48.0 MPa	6960 psi	ISO 527
	50.0 MPa	7250 psi	ASTM D638
Elongation at Break	180 %	180 %	ASTM D638
	200 %	200 %	ISO 527
Elongation at Yield	4.0 %	4.0 %	ISO 527
	4.4 %	4.4 %	ASTM D638
Tensile Modulus	2.00 GPa	290 ksi	ISO 527
	2.03 GPa	294 ksi	ASTM D638
Flexural Strength	67.0 MPa	9720 psi	ISO 178
Flexural Yield Strength	68.0 MPa	9860 psi	ASTM D790
Flexural Modulus	2.06 GPa	299 ksi	ASTM D790
	2.10 GPa	305 ksi	ISO 178
Izod Impact, Notched	1.05 J/cm	1.97 ft-lb/in	ASTM D256
	0.400 J/cm @Temperature -40.0 °C	0.749 ft-lb/in @Temperature -40.0 °F	ASTM D256
Izod Impact, Notched (ISO)	4.40 kJ/m² @Temperature -40.0 °C	2.09 ft-lb/in² @Temperature -40.0 °F	ISO 180
	9.40 kJ/m² @Temperature 23.0 °C	4.47 ft-lb/in² @Temperature 73.4 °F	ISO 180

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	70.0 °C	158 °F	ISO 75 and ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	62.0 °C	144 °F	ISO 75 and ASTM D648

Optical Properties	Metric	English	Comments
Haze	0.20 %	0.20 %	ASTM D1003
Transmission, Visible	90 %	90 %	Total Transmittance; ASTM D 1003

Processing Properties	Metric	English	Comments
Melt Temperature	249 - 271 °C	480 - 520 °F
Mold Temperature	16.0 - 38.0 °C	60.8 - 100 °F
Drying Temperature	63.0 °C	145 °F
Dry Time	6.00 - 8.00 hour	6.00 - 8.00 hour

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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PEA045 / 35224

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