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Chemlon® 257 H

Technical Datasheet | Supplied by Teknor Apex

Chemlon® 257H is a polyamide 6 (Nylon 6) grade. Provides high performance in terms of stiffness and heat- & chemical- resistance. Is suitable for processing by injection molding and extrusion. Used in automotive industry. Complies with UL94 and automotive specifications GM GMP.PA6.005 Color: Black and GM GMP.PA6.008 Color: Natural.

Chemlon® 257 H Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Elongation at Yield

5.0 %

ASTM D638

Tensile Strength

60.0 MPa

ASTM D638

Elongation at Break

130 %

ASTM D638

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

79.4 °C

Mold shrinkage-Flow

1.5 - 2.0 %

Suggested Max Moisture

0.20 %

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Chemlon® 257 H

Chemlon® 257 H Properties

Mechanical Properties

Chemlon® 257 H Processing Guidelines

Injection Molding Properties