Alliance Polymers Zythane™ 7070A Thermoplastic Polyurethane Elastomer

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Alliance Polymers Zythane™ 7070A Thermoplastic Polyurethane Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane TPE
Material Notes:	Zythane™ 7070A is a polycaprolactone-based TPU specifically formulated for injection molding applications .It exhibits excellent low compression set, abrasion resistance and toughness and has good hydrolytic stability, oil, fuel and solvent resistance. It is supplied uncolored in pellet form. Availability: North America Features: Fuel Resistant, Good Toughness, Oil Resistant, Hydrolytically Stable, Solvent Resistant, Good Abrasion Resistance Appearance: Colorless Forms: Pellets Processing Method: Injection Molding and Extrusion Information provided by Alliance Polymers
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Physical Properties	Metric	English	Comments

Density	1.08 g/cc	0.0390 lb/in³	ASTM D792

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	70	70	ASTM D2240
Tensile Strength at Break	26.0 MPa	3770 psi	ASTM D412
Tensile Stress at Strain	3.00 MPa @Strain 100 %	435 psi @Strain 100 %	ASTM D412
	6.00 MPa @Strain 300 %	870 psi @Strain 300 %	ASTM D412
Elongation at Break	880 %	880 %	ASTM D412
Tear Strength	75.0 kN/m	428 pli	Die C; ASTM D412
Taber Abrasion, mg/1000 Cycles	35	35	ASTM D1044
Abrasion	28	28	mm³; DIN 53516
Compression Set	20 % @Temperature 22.8 °C, Time 79200 sec	20 % @Temperature 73.0 °F, Time 22.0 hour	ASTM D3995B
	35 % @Temperature 70.0 °C, Time 259000 sec	35 % @Temperature 158 °F, Time 72.0 hour	ASTM D3995B

Thermal Properties	Metric	English	Comments
Vicat Softening Point	75.0 °C	167 °F	ASTM D1525
Brittleness Temperature	-54.0 °C	-65.2 °F	ASTM D746
Flammability, UL94	HB @Thickness 1.00 mm	HB @Thickness 0.0394 in
	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in
	HB @Thickness 3.00 mm	HB @Thickness 0.118 in

Processing Properties	Metric	English	Comments
Processing Temperature	190 - 195 °C	374 - 383 °F	Injection
	195 °C	383 °F	Gate Temperature; Extrusion
Rear Barrel Temperature	165 °C	329 °F	Injection
Middle Barrel Temperature	180 °C	356 °F	Injection
Front Barrel Temperature	195 °C	383 °F	Injection
Nozzle Temperature	195 - 200 °C	383 - 392 °F	Injection
Zone 1	165 °C	329 °F	Extrusion
Zone 2	180 °C	356 °F	Extrusion
Zone 3	195 °C	383 °F	Extrusion
Die Temperature	198 °C	388 °F	Extrusion
Mold Temperature	25.0 - 60.0 °C	77.0 - 140 °F	Injection
Injection Velocity	>= 10.0 mm/sec	>= 0.394 in/sec	Injection
Drying Temperature	85.0 °C	185 °F	Injection
	85.0 °C	185 °F	Extrusion
Dry Time	4.00 hour	4.00 hour	Injection
	4.00 hour	4.00 hour	Extrusion
Back Pressure	0.500 - 1.00 MPa	72.5 - 145 psi	Injection
Clamp Pressure	40.0 - 70.3 MPa	5800 - 10200 psi	Injection
Screw Speed	60 - 200 rpm	60 - 200 rpm	Injection

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PAPS080 / 159453

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