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Marlex® 9659 Polyethylene

Technical Datasheet | Supplied by Chevron Phillips Chemical

Marlex® 9659 (old name MarFlex® 9659) by Chevron Phillips Chemical is a high density polyethylene grade. Is suitable for blown film extrusion application. Possesses outstanding water-vapor barrier properties, good film strength and toughness for a homopolymer, paper-like film texture, exceptional drawdown and excellent stiffness. Marlex® 9659 is used in food packaging, co-extrusions, overwraps, deli wrap and moisture barrier films.

Marlex® 9659 Polyethylene Properties

Physical Properties

Value & Unit

Test Condition

Test Method

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

1 g/10min

(190°C/2.16 kg)

ASTM D1238

Density

0.962 g/cm³

ASTM D1505

WVTR

4 g/m²/day

ASTM F1249

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