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Eastman™ MXF221

Technical Datasheet | Supplied by Eastman

Eastman MXF221 by Eastman is an amorphous thermoplastic copolyester grade. It contains a mold release derived from vegetable based sources. It exhibits excellent chemical resistance, excellent hydrolytic stability, outstanding toughness, good heat resistance, excellent melt flowability and good color retention properties. It offers fast cycle and drying time. It is designed for easy processing by injection molding. Eastman MXF221 is recommended for medical devices. It is FDA approved and complies with ISO 10993.

Eastman™ MXF221 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Linear Mold Shrinkage

0.003 - 0.006 mm/mm

(At 23°C, 50%RH)

ASTM D955

Specific Gravity

1.19

(At 23°C, 50%RH)

ASTM D792

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

24 - 66 °C

Melt Temperature

240 - 290 °C

Drying Temperature

88 °C

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Eastman™ MXF221

Eastman™ MXF221 Properties

Physical Properties

Eastman™ MXF221 Processing Guidelines

Injection Molding Properties