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Marlex® D143 Polyethylene

Technical Datasheet | Supplied by Chevron Phillips Chemical

Marlex® D143 Polyethylene (Old Name: mPACT™ D143) by Chevron Phillips Chemical is a metallocene linear low density polyethylene copolymer. It is processed by blown film extrusion. This grade exhibits superb clarity, excellent gloss, exceptional toughness and outstanding hot seal. Marlex® D143 Polyethylene is used in heavy duty packaging, clarity packaging and seal layer in co-extrusions. It is FDA approved.

Marlex® D143 Polyethylene Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

1% Secant Modulus, MD

152 MPa

(Produced on a LLDPE line at 2.5:1 BUR, 80 mil die gap, 8 in die, 250 lb/h, 400 °F melt temperature)

ASTM D882

1% Secant Modulus, TD

157 MPa

(Produced on a LLDPE line at 2.5:1 BUR, 80 mil die gap, 8 in die, 250 lb/h, 400 °F melt temperature)

ASTM D882

Coefficient of Friction (COF)

> 1

(Produced on a LLDPE line at 2.5:1 BUR, 80 mil die gap, 8 in die, 250 lb/h, 400 °F melt temperature)

ASTM D1894

Extrusion Properties

Value & Unit

Test Condition

Test Method

Melt Temperature

400 °F

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Marlex® D143 Polyethylene

Marlex® D143 Polyethylene Properties

Mechanical Properties

Marlex® D143 Polyethylene Processing Guidelines

Extrusion Properties