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Hytrel® 7246HS BK320

Technical Datasheet | Supplied by Celanese

Hytrel® 7246HS BK320 by Celanese is a plasticizer-free thermoplastic polyester elastomer. It is heat stabilized. Possesses good melt stability, excellent toughness, resilience, high resistance to creep, impact and flex fatigue, flexibility at low temperatures and good retention of properties at elevated temperatures. Provides resistance to industrial chemicals, oils and solvents. Hytrel® 7246HS BK320 is suitable for processing by injection molding, thermoforming, film-, sheet- and other extrusion. Mostly used in tubing, gears, sprockets, oil field parts, wire and cable jacketing.

Hytrel® 7246HS BK320 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Nominal Tensile Strain at Break

560 %

(At 23°C)

ISO 527-2

Flexural Modulus

515 MPa

(At 23°C)

ISO 178

Hardness, Shore D

< 71

ISO 868

Extrusion Properties

Value & Unit

Test Condition

Test Method

Melt Temperature

225 - 245 °C

Moisture Content

< 0.06 %

Drying Temperature

100 - 120 °C

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Hytrel® 7246HS BK320

Hytrel® 7246HS BK320 Properties

Mechanical Properties

Hytrel® 7246HS BK320 Processing Guidelines

Extrusion Properties