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by SpecialChem

DOW™ LDPE 757A

DOW™ LDPE 757A is a fast blooming, low density polyethylene (LDPE) grade. Contains antiblock (4600 ppm) and slip (850 ppm) additives. Provides chemical stability, excellent aesthetics, printability, strength, tear resistance and elasticity. Designed for cast film extrusion process. Recommended for high speed bag conversion and general packaging applications. Complies with U.S. FDA 21 CFR 177.1520 (c) 2.1., Europe EU, No 10/2011, HPFB (Canada), No Objection and EU Directive 2011/65/EU (RoHS).

DOW™ LDPE 757A Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

0.928 g/cm³

ASTM D792

Density, Base Resin

0.925 g/cm³

(1000 ppm of antiblock raises density of polymer by 0.0006 g/cm³)

Dow method

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

6.4 g/10min

(190°C/2.16 kg)

ASTM D1238

Extrusion Properties

Value & Unit

Test Condition

Test Method

Screw A: Size

2.0 in.

Screw B: Size

2.5 in.

Screw C: Size

2.5 in.

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DOW™ LDPE 757A

DOW™ LDPE 757A Properties

Physical Properties

DOW™ LDPE 757A Processing Guidelines

Extrusion Properties