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	Original Value	Comments

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

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	108	ASTM D785
Tensile Strength at Break	29.0 MPa	ISO 527
	30.0 MPa	ASTM D638
Tensile Strength, Yield	48.0 MPa	ISO 527
	50.0 MPa	ASTM D638
Elongation at Break	180 %	ASTM D638
	200 %	ISO 527
Elongation at Yield	4.0 %	ISO 527
	4.4 %	ASTM D638
Tensile Modulus	2.00 GPa	ISO 527
	2.03 GPa	ASTM D638
Flexural Strength	67.0 MPa	ISO 178
Flexural Yield Strength	68.0 MPa	ASTM D790
Flexural Modulus	2.06 GPa	ASTM D790
	2.10 GPa	ISO 178
Izod Impact, Notched	1.05 J/cm	ASTM D256
	0.400 J/cm @Temperature -40.0 °C	ASTM D256
Izod Impact, Notched (ISO)	4.40 kJ/m² @Temperature -40.0 °C	ISO 180
	9.40 kJ/m² @Temperature 23.0 °C	ISO 180

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	70.0 °C	ISO 75 and ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	62.0 °C	ISO 75 and ASTM D648

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

Processing Properties	Original Value	Comments
Melt Temperature	249 - 271 °C
Mold Temperature	16.0 - 38.0 °C
Drying Temperature	63.0 °C
Dry Time	6.00 - 8.00 hour

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