The new engineering materials powerhouse

by SpecialChem

EC478

Technical Datasheet | Supplied by Westlake

EC478 by Westlake Chemical is a low-density polyethylene grade. Exhibits low neck-in, good ease of processing and good chill-roll release. EC478 is suitable for processing by extrusion. Recommended for milk cartons, liquid containers, multiwall bag stock and frozen food containers applications. Complies with FDA 21 CFR 177.1520 regulations.

EC478 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

4.5 g/10 min

(23°C, 50% RH)

ASTM D1238

Density

923 kg/m³

(At 23°C, 50% RH)

ASTM D1505

Extrusion Properties

Value & Unit

Test Condition

Test Method

Melt Temperature

575 - 625 °F

Want to list or
update your products?

View the listing options

Want to report errors or
suggest improvements?

Send a Feedback

EC478

EC478 Properties

Physical Properties

EC478 Processing Guidelines

Extrusion Properties