product
Company logo
product
EASTAR™ EN052
Search in

Producer: 
Eastman
Brand: 
EASTAR
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. This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED®. The GREENGUARD INDOOR AIR QUALITY CERTIFIED® Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.

EASTAR™ EN052

Producer: 
Eastman
Brand: 
EASTAR
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. This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED®. The GREENGUARD INDOOR AIR QUALITY CERTIFIED® Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.

Knowde Enhanced TDS

Expand All

+

Identification & Functionality

+
Chemical Family
Plastics & Elastomers Functions
Technologies

Features & Benefits

+

Applications & Uses

+
Plastics & Elastomers Processing Methods
Recommended Applications
  • Commercial housewares
  • Compounders
  • Point-of-purchase

Properties

+
Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength at Yield57.2MPaASTM D638
Tensile Strength at Break26.2MPaASTM D 638
Elongation at Yield4%ASTM D 638
Flexural Modulus2482MPaASTM D 790
Izod Impact notched (1/8 in)53.4J/mASTM D 256
Izod Impact notched, Low-Temperature37.4J/mASTM D 256
Rockwell HardnessR110-ASTM D 785
Temperature-40°C
Physical Properties
ValueUnitsTest Method / Conditions
Mold Shrinkage (MD)0.004mm/mmASTM D 955
Density1320kg/m3ISO 1183
Thermal Properties
ValueUnitsTest Method / Conditions
Deflection Temperature Under Load (264 psi)62.2°CASTM D 648
Deflection Temperature Under Load (66 psi)66.1°CASTM D 648
Vicat Temperature78.9°CASTM D 1525
Molded Properties
ValueUnitsTest Method / Conditions
Arc Resistance155.0secondsD 495
Deflection Temperature at 0.455 MPa (66 psi)66 (151)°C (°F)D 648
Deflection Temperature at 1.82 MPa (264 psi)62 (144)°C (°F)D 648
Dielectric Constant 1 kHz3.2-D 150
Dielectric Constant 1 MHz3.0-D 150
Dielectric Strength, Short Time, 500 V/sec rate-of-rise15.7 (400)kV/mm (V/mil)D 149
Dissipation Factor 1 kHz0.008-D 150
Dissipation Factor 1 MHz0.02-D 150
Elongation at Yield4.0%D 638
Flexural Modulus2500 (3.6 x 105)mPa (psi)D 790
Flexural Yield Strength81 (11700)mPa (psi)D 790
Impact Strength, Unnotched at 23°C (73°F)NB-D 4812
Impact Strength, Unnotched at -40°C (-40°F)NB-D 4812
Izod Impact Strength, Notched at 23°C51 (1.0)j/m (ft·lbf/in.)D 256
Izod Impact Strength, Notched at -40°C36 (0.7)j/m (ft·lbf/in.)D 256
Mold Shrinkage Parallel to Flow, 3.2-mm (0.125-in.) thickness0.004 (0.004)mm/mm (in./in.)D 955
Rockwell Hardness, R Scale110.0-D 785
Specific Gravity1.32-D 792
Surface Resistivity10^16ohms/squareD 257
Tensile Stress at Break26 (3800)mPa (psi)D 638
Tensile Stress at Yield57 (8300)mPa (psi)D 638
Vicat Softening Temperature at 1 kg load79 (174)°C (°F)D 1525
Volume Resistivity1016.0ohm·cmD 257
Water Absorption, 24 h immersion0.1%D 570
Electrical Properties
ValueUnitsTest Method / Conditions
Dissipation Factor (1 MHz)0.02-ASTM D 150
Surface resistivity>1E15ohmIEC 60093
Dielectric Strength (Short Time)15.7kV/mmASTM D 149
Dielectric Constant (1 MHz)3-ASTM D 150
Arc Resistance155sASTM D 495
Volume Resistivity>1E15ohm.mASTM D 257
Other Properties
ValueUnitsTest Method / Conditions
Water Absorption (24 hr)0.1%ASTM D 570
Processing Parameters
ValueUnitsTest Method / Conditions
Drying Temperature150-160 (300-320)°C (°F)-
Drying Time43927.0hrs-
Mold Temperature10-30 (50-90)°C (°F)-
Processing Melt Temperature275-295 (530-565)°C (°F)-
Physical Form
Pellets
Color
Natural Color

Packaging & Availability

+

Documents (1)

Name
Type
Eastman polymers, processing and mold design guidelines
Brochure