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Eastar™ Polyester EN052

Technical Datasheet | Supplied by Eastman

Eastar™ Polyester EN052 by Eastman is a thermoplastic condensation copolymer produced by a continuous melt-phase polymerization process followed by a solid-state polymerization process. It is crystallized. It is processed by injection molding and has applications in general consumer products, oral hygiene and personal care and cosmetics. It is GREENGUARD INDOOR AIR QUALITY CERTIFIED®.

Eastar™ Polyester EN052 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

1.32

( 50% relative humidity)

ASTM D792

Water Absorption

0.1 %

(73°F, 24 hr)

ASTM D570

Linear Mold Shrinkage

0.004 mm/mm

(Parallel to Flow, 3.2-mm thickness)

ASTM D955

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

150 - 160 °C

Drying Time

4 - 6 hr

Processing (Melt) Temp

275 - 295 °C

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Eastar™ Polyester EN052

Eastar™ Polyester EN052 Properties

Physical Properties

Eastar™ Polyester EN052 Processing Guidelines

Injection Molding Properties