Mitsubishi Chemical Advanced Materials Ertalyte™ TX FG PET Polyethylene Terephthalate Polyester

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Mitsubishi Chemical Advanced Materials Ertalyte™ TX FG PET Polyethylene Terephthalate Polyester
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), Unreinforced
Material Notes:	An unreinforced, semi-crystalline, food grade PET whose low moisture absorption ensures consistent electrical and mechanical performance, including better wear and inertness.
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Physical Properties	Original Value	Comments

Specific Gravity	1.44 g/cc	ASTM D792
Water Absorption at Saturation	0.470 %	ASTM D570 (17)

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	94.0	ASTM D785
Hardness, Shore D	78.0	ISO 868
Tensile Strength	76.0 MPa	ISO 527-1/-2 (7)
Elongation at Yield	4.00 %	ISO 527-1/-2 (7)
Flexural Strength	122 MPa	ISO 178 (12)
Compressive Yield Strength	31.0 MPa @Strain 1.00 %	ISO 604 (10)
	60.0 MPa @Strain 2.00 %	ISO 604 (10)
	102 MPa @Strain 5.00 %	ISO 604 (10)
Shear Strength	59.0 MPa	ASTM D732
Charpy Impact, Notched	2.50 kJ/m²	ISO 179-1/1eA

Electrical Properties	Original Value	Comments
Surface Resistivity per Square	1.00e+14 ohm	ANSI/ESD STM 11.11
Dielectric Constant	3.60 @Frequency 1.00e+6 Hz	ASTM D150
Dielectric Strength	21.0 kV/mm	IEC 60243-1 (15)
	533 kV/in	ASTM D149
Dissipation Factor	0.0200 @Frequency 1.00e+6 Hz	ASTM D150

Thermal Properties	Original Value	Comments
CTE, linear	45.0 µin/in-°F	ASTM E-831 (TMA)
	65.0 µm/m-°C @Temperature 23.0 - 60.0 °C
	85.0 µm/m-°C @Temperature 23.0 - 100 °C
Thermal Conductivity	0.290 W/m-K
	1.90 BTU-in/hr-ft²-°F
Melting Point	491 °F	ASTM D3418
Maximum Service Temperature, Air	210 °F	Continuous Use Temperature in Air after 20000 hr
Deflection Temperature at 1.8 MPa (264 psi)	180 °F	ASTM D648
Minimum Service Temperature, Air	-20.0 °C

Chemical Resistance Properties	Original Value	Comments
Acids, Strong (pH 1-3)	Acceptable
Acids, Weak	Acceptable
Alcohols	Acceptable
Alkalies, Strong (pH 11-14)	Acceptable
Alkalies, Weak	Acceptable
Chlorinated Solvents	Unacceptable
Continuous Sunlight	Limited
Hot Water / Steam	Limited
Hydrocarbons - Aliphatic	Unacceptable
Hydrocarbons - Aromatic	Unacceptable
Inorganic Salt Solutions	Acceptable
Ketones, Esters	Unacceptable

Descriptive Properties
ESd category	Insulative

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