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Eastman Eastar EN052 Polyester

Category Polymer , Thermoplastic , Polyester, TP
Manufacturer Eastman Chemical
Trade Name Eastar
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Eastar Polyester EN052 is a thermoplastic condensation homopolymer produced by a continuous melt-phase polymerization process followed by a solid-state polymerization process. It has been crystallized.Applications/UsesGeneral consumer productsOral hygienePersonal care
Physical Properties Metric English Comments
Specific Gravity 1.32 g/cc
1.32 g/cc
ASTM D792
Water Absorption 0.10 %
0.10 %
24h Immersion; ASTM D570
Linear Mold Shrinkage 0.0040 cm/cm

@Thickness 3.20 mm
0.0040 in/in

@Thickness 0.126 in
ASTM D955
Mechanical Properties Metric English Comments
Hardness, Rockwell R 110
110
ASTM D785
Tensile Strength at Break 26.0 MPa
3770 psi
ASTM D638
Tensile Strength, Yield 57.0 MPa
8270 psi
ASTM D638
Elongation at Yield 4.0 %
4.0 %
ASTM D638
Flexural Yield Strength 81.0 MPa
11700 psi
ASTM D790
Flexural Modulus 2.50 GPa
363 ksi
ASTM D790
Izod Impact, Notched 0.360 J/cm

@Temperature -40.0 °C
0.674 ft-lb/in

@Temperature -40.0 °F
ASTM D256
0.510 J/cm

@Temperature 23.0 °C
0.955 ft-lb/in

@Temperature 73.4 °F
ASTM D256
Izod Impact, Unnotched NB
NB
ASTM D4812
NB

@Temperature -40.0 °C
NB

@Temperature -40.0 °F
ASTM D4812
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 66.0 °C
151 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 62.0 °C
144 °F
ASTM D648
Vicat Softening Point 79.0 °C
174 °F
1kg load; ASTM D1525
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+16 ohm-cm
1.00e+16 ohm-cm
ASTM D257
Surface Resistivity per Square 1.00e+16 ohm
1.00e+16 ohm
ASTM D257
Dielectric Constant 3.0

@Frequency 1e+6 Hz
3.0

@Frequency 1e+6 Hz
ASTM D150
3.2

@Frequency 1000 Hz
3.2

@Frequency 1000 Hz
ASTM D150
Dielectric Strength 15.7 kV/mm
399 kV/in
Short Time, 500V/sec; ASTM D149
Dissipation Factor 0.0080

@Frequency 1000 Hz
0.0080

@Frequency 1000 Hz
ASTM D150
0.020

@Frequency 1e+6 Hz
0.020

@Frequency 1e+6 Hz
ASTM D150
Arc Resistance 155 sec
155 sec
ASTM D495
Processing Properties Metric English Comments
Melt Temperature 275 - 295 °C
527 - 563 °F
Mold Temperature 10.0 - 30.0 °C
50.0 - 86.0 °F
Drying Temperature 150 - 160 °C
302 - 320 °F
Dry Time 4 - 6 hour
4 - 6 hour
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