SK Chemicals SKYPEL P137DF Thermoplastic Polyester Elastomer

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SK Chemicals SKYPEL P137DF Thermoplastic Polyester Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	SKYPEL P137DF is a thermoplastic polyester elastomer resin superior heat resistance. SKYPEL P137DF with a medium 35D hardness based on shore D scale is widely used for injection molding and extrusion applications. And SKYPEL P137DF is also available to over mold TPU, PC, ABS, PC/ABS alloys. Tensile property tests on ASTM Type IV dumbbells diecut from injection molded slab 2mm thick. Crosshead speed 50 mm/min. Information provided by SK Chemicals
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Physical Properties	Original Value	Comments

Specific Gravity	1.14 g/cc	ASTM D792
Water Absorption	1.5 % @Time 86400 sec	ASTM D570
Linear Mold Shrinkage	0.013 cm/cm	ASTM D955
Melt Flow	24 g/10 min @Load 2.16 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	<= 35	ASTM D2240
Tensile Strength at Break	17.7 MPa	ASTM D638
Tensile Stress at Strain	20.0 kg(f)/cm² @Strain 5.0 %	ASTM D638
	42.0 kg(f)/cm² @Strain 10 %	ASTM D638
Elongation at Break	>= 400 %	ASTM D638
Flexural Modulus	49.0 MPa	Crosshead speed 1.3mm/min.; ASTM D790
Resilience	48	Vertical rebound.; ASTM D2632
Izod Impact, Notched (ISO)	NB @Thickness 6.35 mm	ASTM D256
Tear Strength	80.0 kN/m @Thickness 2.00 mm	Crosshead speed 51mm/min.; ASTM D1004

Thermal Properties	Original Value	Comments
Melting Point	200 °C	DSC Peak; 10°C/min.; ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	50.0 °C	ASTM D648

Processing Properties	Original Value	Comments
Rear Barrel Temperature	200 °C	Extrusion
	205 °C	Injection
Middle Barrel Temperature	215 °C	Extrusion
	215 °C	Injection
Front Barrel Temperature	215 °C	Extrusion
	215 °C	Injection
Nozzle Temperature	220 °C	Injection
Die Temperature	215 °C	Extrusion
Melt Temperature	220 °C	Extrusion
Mold Temperature	35.0 °C	Injection

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PSK9923 / 291439

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