Americas Styrenics STYRON® EA3400 High Heat Crystal Polystyrene

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Americas Styrenics STYRON® EA3400 High Heat Crystal Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Heat Resistant Grade
Material Notes:	Product Characteristics Less than 300 parts per million residual volatiles with minimal taste and odor transfer Excellent clarity and color Good toughness Food Contact Compliant Typical Applications Cap layers in co-extrusion applications Blends with SB copolymer Injection molded medical devices Thick wall injection molded glasses Information provided by AmericasStyrenics LLC.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.04 g/cc	1.04 g/cc	ASTM D792
Linear Mold Shrinkage	0.0040 - 0.0080 cm/cm	0.0040 - 0.0080 in/in	ASTM D955
Melt Flow	9.0 g/10 min @Load 5.00 kg, Temperature 200 °C	9.0 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell L	108	108	ASTM D785
Tensile Strength at Break	46.2 MPa	6700 psi	ASTM D638
Tensile Strength	46.2 MPa	6700 psi	ASTM D638
Elongation at Break	3.0 %	3.0 %	ASTM D638
Tensile Modulus	3.21 GPa	465 ksi	ASTM D638
Flexural Strength	58.6 MPa	8500 psi	ASTM D790
Flexural Modulus	3.24 GPa	470 ksi	ASTM D790
Izod Impact, Notched	0.214 J/cm	0.400 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
CTE, linear	90.0 µm/m-°C	50.0 µin/in-°F	ASTM D696
Deflection Temperature at 0.46 MPa (66 psi)	88.9 °C	192 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	82.2 °C	180 °F	ASTM D648
Vicat Softening Point	98.9 °C	210 °F	ASTM D1525

Processing Properties	Metric	English	Comments
Nozzle Temperature	213 - 243 °C	415 - 469 °F	Injection Molding
Zone 1	177 - 193 °C	351 - 379 °F	Extrusion Molding
	218 - 249 °C	424 - 480 °F	Injection Molding
Zone 2	182 - 204 °C	360 - 399 °F	Extrusion Molding
	218 - 249 °C	424 - 480 °F	Injection Molding
Zone 3	188 - 210 °C	370 - 410 °F	Extrusion Molding
	199 - 213 °C	390 - 415 °F	Injection Molding
Zone 4	199 - 216 °C	390 - 421 °F	Extrusion Molding
Zone 5	204 - 221 °C	399 - 430 °F	Extrusion Molding
Die Temperature	199 - 232 °C	390 - 450 °F	Extrusion Molding
Melt Temperature	193 - 232 °C	379 - 450 °F	Extrusion Molding
Back Pressure	0.172 - 1.21 MPa	25.0 - 175 psi	Injection Molding

Descriptive Properties
Head Pressure	10-21 MPa
Melt Pump, Adapter, Pipes, Screen Changer	193-232°C
Polish Rolls	66-104°C
Zone # 6	204-221°C

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.

PAMERI917b / 323907

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