Entec Enflex® EA3575A Styrenic Block, TPE

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Entec Enflex® EA3575A Styrenic Block, TPE
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Styrenic TPE
Material Notes:	Product Description: 75 Shore A TPE (Styrenic Block Copolymer based) for injection molding and extrusion applications. This grade offers soft/tactile feel and adhesion (overmolding) to Nylon Availability: North America Features: Acid Resistant; Alcohol Resistant; Base Resistant; Detergent Resistant; Good Adhesion; Good Colorability; Good Processability; High Elasticity; Oil Resistant; Recyclable Material; Soft; Solvent Resistant; UV Resistant Processing Method: Extrusion; Injection Molding Information provided by Entec Polymers
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Physical Properties	Metric	English	Comments

Density	0.950 g/cc	0.0343 lb/in³	ASTM D792
Melt Flow	6.5 g/10 min @Load 2.16 kg, Temperature 230 °C	6.5 g/10 min @Load 4.76 lb, Temperature 446 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	71 @Time 10.0 sec	71 @Time 0.00278 hour	Extruded; ASTM D2240
	75 @Time 10.0 sec	75 @Time 0.00278 hour	Injection Molded; ASTM D2240
Tensile Strength at Break	6.03 MPa	875 psi	ASTM D412
Tensile Stress	2.69 MPa @Strain 100 %	390 psi @Strain 100 %	ASTM D412
Elongation at Break	400 %	400 %	ASTM D412
Tear Strength	35.1 kN/m	200 pli	ASTM D624
Compression Set	27 % @Temperature 22.8 °C, Time 79200 sec	27 % @Temperature 73.0 °F, Time 22.0 hour	ASTM D395B
	48 % @Temperature 70.0 °C, Time 79200 sec	48 % @Temperature 158 °F, Time 22.0 hour	ASTM D395B

Thermal Properties	Metric	English	Comments
Brittleness Temperature	-52.0 °C	-61.6 °F	ASTM D746

Processing Properties	Metric	English	Comments
Processing Temperature	160 - 179 °C	320 - 355 °F	Hopper, Extrusion
Rear Barrel Temperature	171 - 199 °C	340 - 390 °F
Middle Barrel Temperature	229 - 241 °C	445 - 465 °F
Front Barrel Temperature	241 - 249 °C	465 - 480 °F
Nozzle Temperature	221 - 241 °C	430 - 465 °F
Zone 1	229 - 241 °C	445 - 465 °F
Zone 3	241 - 249 °C	465 - 480 °F
Zone 5	241 - 249 °C	465 - 480 °F
Adapter Temperature	229 - 249 °C	445 - 480 °F
Die Temperature	229 - 249 °C	445 - 480 °F
Melt Temperature	229 - 249 °C	445 - 480 °F	Injection
	229 - 249 °C	445 - 480 °F	Extrusion
Mold Temperature	10.0 - 48.9 °C	50.0 - 120 °F	Injection
Drying Temperature	60.0 - 70.0 °C	140 - 158 °F	Injection
	60.0 - 70.0 °C	140 - 158 °F	Extrusion
Dry Time	2.00 - 3.00 hour	2.00 - 3.00 hour	Injection
	2.00 - 3.00 hour	2.00 - 3.00 hour	Extrusion
Injection Pressure	5.17 - 8.96 MPa	750 - 1300 psi
Cushion	0.508 - 1.27 cm	0.200 - 0.500 in
Screw Speed	50 - 200 rpm	50 - 200 rpm	Injection
	100 - 200 rpm	100 - 200 rpm	Extrusion

Descriptive Properties
Dynamic Service Temperature	194°F

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.

PENTB583 / 311276

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