Kolon KOPEL® KP3339UM Thermoplastic Polyester Elastomer

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Kolon KOPEL® KP3339UM Thermoplastic Polyester Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	TPC-ET. Injection Molding/Extrusion, PEL, General Purpose, Modest Modulus. Flexibility and elastic recovery are similar to rubber, but the mechanical properties, heat resistance, weather resistance and UV stability are far better than the performance of conventional rubber. Information provided by Kolon Plastic, Inc.
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Physical Properties	Metric	English	Comments

Density	1.10 g/cc	0.0397 lb/in³	ASTM D792
Water Absorption	0.70 %	0.70 %	ASTM D570
Linear Mold Shrinkage	0.0108 - 0.0112 cm/cm	0.0108 - 0.0112 in/in	ASTM D955
Melt Flow	30 g/10 min @Load 2.16 kg, Temperature 230 °C	30 g/10 min @Load 4.76 lb, Temperature 446 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	39	39	ASTM D2240
Tensile Strength at Break	24.0 MPa	3480 psi
Elongation at Break	1070 % @Thickness 3.20 mm	1070 % @Thickness 0.126 in	200 mm/min; ASTM D638
Flexural Strength	4.00 MPa @Thickness 3.20 mm	580 psi @Thickness 0.126 in	200 mm/min; ASTM D790
Flexural Modulus	0.0480 GPa	6.96 ksi	200 mm/min; ASTM D790

Thermal Properties	Metric	English	Comments
Melting Point	195 °C	383 °F	20°C/min; ASTM D3418
Vicat Softening Point	138 °C @Load 1.02 kg	280 °F @Load 2.25 lb	ASTM D1525
Flammability, UL94	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	180 - 190 °C	356 - 374 °F
Middle Barrel Temperature	200 - 220 °C	392 - 428 °F
Front Barrel Temperature	210 - 220 °C	410 - 428 °F
Nozzle Temperature	210 - 220 °C	410 - 428 °F
Mold Temperature	20.0 - 40.0 °C	68.0 - 104 °F
Drying Temperature	100 - 110 °C @Time 10800 - 28800 sec	212 - 230 °F @Time 3.00 - 8.00 hour	Dehumidifying Dryer
Moisture Content	<= 0.10 %	<= 0.10 %

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PKOKZ754 / 255765

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