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DOW™ LDPE 421E

DOW™ LDPE 421E is a low density polyethylene (LDPE) grade. Exhibits high stiffness, high clarity & gloss, draw down and good processability. Can be processed by blown film extrusion. Used in high clarity lamination films, hand tissues, hygiene products, tissue overwrap, produce bags and food packaging films. Complies with U.S. FDA 21 CFR 177.1520, EU No. 10/2011, REACH and RoHS.

DOW™ LDPE 421E Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

0.930 g/cm³

ASTM D792

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

3.2 g/10min

(190°C/2.16 kg)

ASTM D1238

Extrusion Properties

Value & Unit

Test Condition

Test Method

Processing (Melt) Temp

160 - 195 °C

Blow Up Ratio (BUR)

1:2.5 -

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DOW™ LDPE 421E

DOW™ LDPE 421E Properties

Physical Properties

DOW™ LDPE 421E Processing Guidelines

Extrusion Properties