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by SpecialChem

Surlyn™ 9720

Surlyn™ 9720 by Dow is an antioxidant, lightweight, reliable, cost-effective zinc ionomer grade. Possesses good impact strength, outstanding toughness at low temperature and good optical properties. Provides low-temperature seal initiation, excellent hot tack strength, good formability, scratch-, solvent- and puncture resistance. It seals through contaminants, helps reduce leakers and increases line speeds. Can be processed by blow molding. Surlyn™ 9720 is recommended for wire and cable applications. Meets Mil Spec P46124 MR, Type V, Class I requirements.

Surlyn™ 9720 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Elongation at Break

440 %

(At 23°C)

ISO 527-2

Abrasion Resistance

410 NBS Index

ASTM D1630

Flexural Modulus

250 MPa

(23°C)

ASTM D790

Extrusion/Injection Molding Properties

Value & Unit

Test Condition

Test Method

Maximum Processing Temperature

285 °C

Processing (Melt) Temperature

185 - 285 °C

*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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Surlyn™ 9720

Surlyn™ 9720 Properties

Mechanical Properties

Surlyn™ 9720 Processing Guidelines

Extrusion/Injection Molding Properties