SK Chemicals SKYPEL P142DF Thermoplastic Polyester Elastomer

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SK Chemicals SKYPEL P142DF Thermoplastic Polyester Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	SKYPEL P142DF is a thermoplastic polyester elastomer resin superior heat resistance. SKYPEL P142DF with a medium 42D hardness based on shore D scale is widely used for injection molding and extrusion applications. And SKYPEL P142DF 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	1.16 g/cc	ASTM D792
Water Absorption	1.4 % @Time 86400 sec	ASTM D570
Linear Mold Shrinkage	0.015 cm/cm	ASTM D955
Melt Flow	23 g/10 min @Load 2.16 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore A	42	ASTM D2240
	36 @Time 15.0 sec	ASTM D2240
Tensile Strength at Break	18.6 MPa	ASTM D638
Tensile Stress at Strain	14.0 kg(f)/cm² @Strain 5.0 %	ASTM D638
	32.0 kg(f)/cm² @Strain 10 %	ASTM D638
Elongation at Break	820 %	ASTM D638
100% Modulus	100 kg(f)/cm² @Strain 100 %	ASTM D638
Tear Strength	75.0 kN/m @Thickness 2.00 mm	Crosshead speed 51mm/min.; ASTM D1004

Thermal Properties	Original Value	Comments
Melting Point	218 °C	DSC Peak; 10°C/min.; ASTM D3418

Processing Properties	Original Value	Comments
Rear Barrel Temperature	205 °C	Extrusion
	220 °C	Injection
Middle Barrel Temperature	220 °C	Extrusion
	225 °C	Injection
Front Barrel Temperature	220 °C	Extrusion
	230 °C	Injection
Nozzle Temperature	235 °C	Injection
Die Temperature	220 °C	Extrusion
Melt Temperature	225 °C	Extrusion
Mold Temperature	35.0 °C	Injection

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PSK9924 / 291440

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