Eastman TREVA™ OP6026NAT Natural Cellulosic Engineering Bioplastic

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Eastman TREVA™ OP6026NAT Natural Cellulosic Engineering Bioplastic
Categories:	Polymer; Thermoplastic; Cellulosic; Polylactic Acid (PLA) Biopolymer
Material Notes:	Eastman TREVA™ is a cellulose-based engineering bioplastic that offers both high performance and reduced environmental impact. TREVA is warm to touch, dimensionally stable and offers excellent flow and easy polish and paint for processing. Applications Eyewear Key Attributes Dimensional stability Easy polish and paint Excellent flow Warm touch and feel Information provided by Eastman.
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Physical Properties	Metric	English	Comments

Density	1.22 g/cc	0.0441 lb/in³	ASTM D792
Water Absorption	2.30 % @Time 86400 sec	2.30 % @Time 24.0 hour	immersion; ASTM D570
Linear Mold Shrinkage	0.00700 cm/cm	0.00700 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	100	100	ASTM D785
Tensile Strength at Break	48.0 MPa	6960 psi	ASTM D638
Tensile Strength, Yield	49.0 MPa	7110 psi	ASTM D638
Elongation at Break	18.0 %	18.0 %	ASTM D638
Flexural Modulus	1.94 GPa	281 ksi	ASTM D790
Izod Impact, Notched	1.00 J/cm @Temperature -40.0 °C	1.87 ft-lb/in @Temperature -40.0 °F	ASTM D256
	2.16 J/cm @Temperature 23.0 °C	4.05 ft-lb/in @Temperature 73.4 °F	ASTM D256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	114 °C	237 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	99.0 °C	210 °F	ASTM D648
Vicat Softening Point	135 °C	275 °F	Conditioned 4 hours at 70°C; ASTM D1525

Processing Properties	Metric	English	Comments
Processing Temperature	235 °C	455 °F	Barrel Set Temperature
Mold Temperature	85.0 °C	185 °F
Injection Velocity	30.0 mm/sec	1.18 in/sec
Drying Temperature	75.0 °C	167 °F	in a Desiccant Dryer
Dry Time	4.00 hour	4.00 hour	in a Desiccant Dryer

Descriptive Properties
Maximum Barrel Residence Time	4 minutes

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PEATM4162 / 323785

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