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Ultramid® A3W

Ultramid® A3W by BASF is an unreinforced, easy flowing, polyamide 66 (PA66) grade. This grade is processed by injection molding. It displays fast processing properties. It is the material with the greatest hardness, rigidity, abrasion resistance and thermostability. Ultramid® A3W is suitable for highly stressed technical parts, such as bearings, gear wheels and electrically insulating parts such as terminals and cable connectors.

Ultramid® A3W Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Nominal Tensile Strain at Break

25 %

(At 23°C, 50 mm/min)

ISO 527-2

Modulus of Elasticity

3000 MPa

(At 23°C)

ISO 527-2

Modulus of Elasticity

700 MPa

(At 1000 hr, 0.5%, 23°C)

ISO 899-1

Injection Properties

Value & Unit

Test Condition

Test Method

Feed Temperature

290 °C

Compression Temperature

290 °C

Drying Time

4 h

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Ultramid® A3W

Ultramid® A3W Properties

Mechanical Properties

Ultramid® A3W Processing Guidelines

Injection Properties