DuPont Mobility and Materials TPSiV® 4000-75A SR Silicone Thermoplastic Elastomer

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DuPont Mobility and Materials TPSiV® 4000-75A SR Silicone Thermoplastic Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Thermoplastic Vulcanizate Elastomer (TPV)
Material Notes:	UV stable silicone thermoplastic elastomer with good scratch resistance. Information provided by DuPont.
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Physical Properties	Metric	English	Comments

Density	1.10 g/cc	0.0397 lb/in³	ISO 1183
Linear Mold Shrinkage, Flow	0.020 cm/cm	0.020 in/in	ISO 294-4, 2577
Melt Flow	26 g/10 min @Load 10.0 kg, Temperature 190 °C	26 g/10 min @Load 22.0 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	15.8 MPa	2290 psi	Cross direction; ISO 527-1/-2 or ISO 37
Tensile Stress at Strain	3.90 MPa @Strain 100 %	566 psi @Strain 100 %	Cross direction; ISO 527-1/-2 or ISO 37
Elongation at Break	>= 300 %	>= 300 %	Cross direction; ISO 527-1/-2 or ISO 37
Tear Strength	64.0 kN/m	365 pli	normal; ISO 34-1
Compression Set	19 % @Temperature 23.0 °C	19 % @Temperature 73.4 °F	ISO 815
	70 % @Temperature 70.0 °C, Time 86400 sec	70 % @Temperature 158 °F, Time 24.0 hour	ISO 815

Processing Properties	Metric	English	Comments
Melt Temperature	190 °C	374 °F	Optimum, Injection
	180 - 200 °C	356 - 392 °F	Range, Extrusion
Mold Temperature	30.0 °C	86.0 °F	Optimum, Injection
	20.0 - 40.0 °C	68.0 - 104 °F	Injection
Drying Temperature	85.0 °C	185 °F	Injection
	85.0 °C	185 °F	Extrusion
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour	Extrusion, Dehumidified Dryer
	2.00 - 4.00 hour	2.00 - 4.00 hour	Injection, Dehumidified Dryer

Descriptive Properties
Compatibility	Acrylic Polymers
	Polycarbonate
	Styrenics
Drying Recommended	yes		Injection
Max. screw tangential speed (m/s)	0.4		Injection
Polymer	TPV

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PDSX4903 / 249182

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