Eastman Eastar 21446 Copolyester

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

Eastman Eastar 21446 Copolyester (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP
Material Notes:	Eastar Copolyester 21446 is a brilliantly clear polymer with excellent impact strength, chemical resistance, dimensional stability, and low shrinkage rates.
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Density	1.27 g/cc	ASTM D792

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	106	ASTM D785
Tensile Strength at Break	29.0 MPa	ASTM D638
Tensile Strength, Yield	50.0 MPa	ASTM D638
Elongation at Break	109 %	ASTM D638
Elongation at Yield	4.0 %	ASTM D638
Flexural Strength	72.0 MPa	ASTM D790
Flexural Modulus	2.20 GPa	ASTM D790
Izod Impact, Notched	0.520 J/cm @Temperature -40.0 °C	ASTM D256
	94.0 J/m @Temperature 23.0 °C	ASTM D256
Izod Impact, Unnotched	NB	ASTM D4812
	NB @Temperature -40.0 °C	ASTM D4812
Puncture Energy	33.0 J	Puncture Resistance @Max Load, 23°C; ASTM D3763
	37.0 J	Puncture Resistance @Max Load, 0°C; ASTM D3763
	41.0 J @Temperature -40.0 °C	Puncture Resistance at Max Load; ASTM D3763

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	67.0 °C	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	62.0 °C	ASTM D648
Vicat Softening Point	79.0 °C	1kg load; ASTM D1525

Optical Properties	Original Value	Comments
Haze	0.60 %	ASTM D1003
Gloss	171 %	at 60°; ASTM D2457
Transmission, Visible	88 %	Regular Transmittance; ASTM D1003
	90 %	Total Transmittance; ASTM D1003

Descriptive Properties
Color, CIE b*	0.61	10°, Illuminant D6500

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

Users of our Advanced Search (registration required) may exclude discontinued materials from search results.

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 go back to viewing the property data in MatWeb's normal format.

PE9020 / 35076

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message