Eastman Tritan™ VX301 Copolyester

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Eastman Tritan™ VX301 Copolyester
Categories:	Polymer; Thermoplastic; Polyester, TP
Material Notes:	Product Description: Eastman Tritan™ VX301 is an amorphous copolyester with excellent clarity and impact resistance. The outstanding chemical resistance, hydrolytic stability, and ease of processing make Tritan™ VX301 an ideal candidate for a broad spectrum of optical applications such sunglass lenses, optical glass lenses and safety eyewear. Application/Uses: Light transmitting media Machine guards Optical glass lenses Safety eyewear Sunglass lenses Key Attributes: Ease of processing Excellent clarity Excellent hydrolytic stability Outstanding impact resistance Quick cycle times Superior chemical resistance Information provided by Eastman
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Physical Properties	Metric	English	Comments

Density	1.18 g/cc	0.0426 lb/in³	ASTM D792
Linear Mold Shrinkage	0.0050 - 0.0070 cm/cm	0.0050 - 0.0070 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	112	112	ASTM D785
Tensile Strength at Break	53.0 MPa	7690 psi	ASTM D638
Tensile Strength, Yield	43.0 MPa	6240 psi	ASTM D638
Elongation at Break	210 %	210 %	ASTM D638
Elongation at Yield	6.0 %	6.0 %	ASTM D638
Tensile Modulus	1.55 GPa	225 ksi	ASTM D638
Flexural Yield Strength	62.0 MPa	8990 psi	ASTM D790
Flexural Modulus	1.55 GPa	225 ksi	ASTM D790
Izod Impact, Notched	1.10 J/cm @Temperature -40.0 °C	2.06 ft-lb/in @Temperature -40.0 °F	ASTM D256
	9.80 J/cm @Temperature 23.0 °C	18.4 ft-lb/in @Temperature 73.4 °F	ASTM D256
Izod Impact, Unnotched	NB @Temperature -40.0 °C	NB @Temperature -40.0 °F	ASTM D4812
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ASTM D4812
Puncture Energy	61.0 J @Temperature 23.0 °C	45.0 ft-lb @Temperature 73.4 °F	Energy @ Max. Load; ASTM D3763
	66.0 J @Temperature -40.0 °C	48.7 ft-lb @Temperature -40.0 °F	Energy @ Max. Load; ASTM D3763

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	99.0 °C	210 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	85.0 °C	185 °F	ASTM D648

Optical Properties	Metric	English	Comments
Refractive Index	1.565	1.565	ASTM D1648
Abbe Number	31.07	31.07	ASTM C1648
Haze	<= 0.50 %	<= 0.50 %	ASTM D1003
Transmission, Visible	90 %	90 %	Total; ASTM D1003

Processing Properties	Metric	English	Comments
Melt Temperature	260 - 282 °C	500 - 540 °F
Mold Temperature	38.0 - 66.0 °C	100 - 151 °F
Drying Temperature	88.0 °C	190 °F
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 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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PEATM5200 / 222394

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