Eastman Eastar DN103 Copolyester, Natural

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Eastman Eastar DN103 Copolyester, Natural (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP
Material Notes:	Eastar copolyesters are brilliantly clear polymers that have excellent impact strength, chemical resistance, dimensional stability, and low shrinkage rates. DN103 copolyester contains an ultra-violet inhibitor and a mold release. Applications/Uses Lighting
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Physical Properties	Original Value	Comments

Specific Gravity	1.23 g/cc	ASTM D792
Water Absorption	0.13 %	24h Immersion; ASTM D570
Linear Mold Shrinkage	0.0020 - 0.0050 cm/cm @Thickness 3.20 mm	ASTM D955

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	106	ASTM D785
Tensile Strength at Break	52.0 MPa	ASTM D638
Tensile Strength, Yield	45.0 MPa	ASTM D638
Elongation at Break	325 %	ASTM D638
Elongation at Yield	5.0 %	ASTM D638
Flexural Strength	66.0 MPa	ASTM D790
Flexural Modulus	1.80 GPa	ASTM D790
Izod Impact, Unnotched	NB	ASTM D4812
	NB @Temperature -40.0 °C	ASTM D4812
Puncture Energy	17.0 J @Thickness 3.20 mm, Temperature -40.0 °C	max load; ASTM D3763
	35.0 J @Thickness 3.20 mm, Temperature 23.0 °C	max load; ASTM D3763

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	72.0 °C	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	64.0 °C	ASTM D648
Vicat Softening Point	88.0 °C	1kg load; ASTM D1525

Processing Properties	Original Value	Comments
Melt Temperature	250 - 270 °C
Mold Temperature	15.0 - 40.0 °C
Drying Temperature	75.0 °C
Dry Time	6 hour

**
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PE9030 / 35086

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