Wefapress PETP Semi-crystalline thermoplastic polyethylene terephthalate

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Wefapress PETP Semi-crystalline thermoplastic polyethylene terephthalate
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), Unreinforced
Material Notes:	PETP is a semi-crystalline thermoplastic polyethylene terephthalate. This material features wear levels that are better than those of POM and also less moisture absorption than POM. PETP is especially suitable for complex precision parts. Properties: Withstands temperatures of >100°C for long periods of time, FDA-approved, Good sliding properties, High wear resistance, Conforms to EU 10/2011 (FSP variant), Excellent dimensional stability. Applications: Components for the food industry, Components for pharmaceutical industry, Machine parts with a narrow tolerance range, Sliding profiles, slide bearings, slide rails. Industries: Conveyor systems and automation, Drinks and bottling industries, Mechanical and plant engineering, Food industry. Information provided by Wefapress.
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Physical Properties	Metric	English	Comments

Density	1.38 g/cc	0.0499 lb/in³	DIN 53479
Moisture Absorption	<= 0.200 %	<= 0.200 %

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	85 @Time 15.0 sec	85 @Time 0.00417 hour	DIN 53505
Ball Indentation Hardness	140 MPa @Time 30.0 sec	20300 psi @Time 0.00833 hour	DIN ISO 2039 Teil 1
Tensile Strength	80.0 MPa	11600 psi	DIN 53455
Tensile Strength, Ultimate	80.0 MPa	11600 psi	DIN 53455
Elongation at Break	40 %	40 %	DIN ISO / R 527
Modulus of Elasticity	3.00 GPa	435 ksi	DIN 53457
1% Secant Modulus	1.00 MPa	145 psi	EU 1935/2004 - EU 10/2011 (FSP Quality)
Charpy Impact, Notched	>= 0.400 J/cm²	>= 1.90 ft-lb/in²	DIN 53457
Coefficient of Friction	0.25	0.25

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+16 ohm-cm	1.00e+16 ohm-cm	IEC 60093
Surface Resistance	1.00e+14 ohm	1.00e+14 ohm	IEC 60093

Thermal Properties	Metric	English	Comments
CTE, linear	80.0 µm/m-°C	44.4 µin/in-°F	DIN ISO 11359
Specific Heat Capacity	1.10 J/g-°C	0.263 BTU/lb-°F
Thermal Conductivity	0.240 W/m-K	1.67 BTU-in/hr-ft²-°F
Melting Point	255 °C	491 °F	DTA
Maximum Service Temperature, Air	75.0 °C	167 °F	Dimensional Stability; DIN 53461
	100 °C	212 °F	Continuous Application Temp.
Minimum Service Temperature, Air	-20.0 °C	-4.00 °F
Flammability, UL94	HB	HB

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes

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PWEFA937 / 243142

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