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NYLENE® 721

Technical Datasheet | Supplied by Nylene

NYLENE® 721 by Nylene is a medium impact modified polyamide PA 6 grade. Possesses high toughness, melt stability and good melt strength. Exhibits good moldability, flexibility & abrasion-, grease and food odor resistance. Is suitable for processing by injection molding. Used in clips and fasteners. Complies with RoHS, UL, NSF, ISO 9001:2008, ISO TS16949 and A2LA regulations.

NYLENE® 721 Properties

Thermal Properties

Value & Unit

Test Condition

Test Method

Heat Deflection Temperature (HDT)

170 °C

(at 66 psi (0.45 Mpa), Unannealed)

ASTM D648

Heat Deflection Temperature (HDT)

63 °C

(at 264 psi (1.80 Mpa), Unannealed)

ASTM D648

Melting Point

221 °C

(73°F)

ASTM D3418

Injection Properties

Value & Unit

Test Condition

Test Method

Cylinder Temperature

450 - 500 °F

Mold shrinkage

0.014 in/in

*The last time this product was checked, its availability could not be confirmed. If you have more information about its availability, please contact us.

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NYLENE® 721

NYLENE® 721 Properties

Thermal Properties

NYLENE® 721 Processing Guidelines

Injection Properties