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Marlex® 9012 High-Density Polyethylene (HDPE)

boy plays with toys

Marlex® 9012 high-density polyethylene (HDPE) is an injection molding grade engineered for a wide range of rigid applications requiring durability, toughness and consistent performance. It provides a balanced profile of stiffness, impact resistance and chemical durability, making it well suited for food pails, automotive components, toys, closures and everyday household products.

Designed to perform reliably across diverse molding environments, Marlex® 9012 PE supports consistent part quality and dimensional stability in high-volume injection molding operations. Its versatility allows manufacturers to meet performance requirements across both consumer and industrial applications with confidence.

Produced using CPChem’s proprietary MarTECH® loop slurry process and advanced catalyst technologies, Marlex® HDPE resins deliver uniform molecular structure, efficient processing and dependable performance across injection molding platforms.

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Properties 

PropertyTypical ValueTest Method
Melt Index (190°C/2.16 kg)11.5 g/10 minASTM D1238
Density0.952 g/cm3ASTM D1505
Flexural Modulus (Tangent)185,000 psiASTM D790
Tensile Strength at Yield3,900 psiASTM D638

Key Characteristics of Marlex® 9012 HDPE 

  • Good flow 
  • Good impact strength 
  • Good stiffness 
  • Durability 

 

These HDPE resin properties make Marlex® 9012 PE a versatile choice for manufacturers producing rigid polyethylene components across a broad range of consumer and industrial applications.

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HDPE Resin for Injection Molding

HDPE resins are engineered for both rigid and flexible processing methods. Marlex® 9012 PE is optimized for rigid injection molding applications.

Rigid Applications

Non-exhaustive list of applications:

  • Food pails (2‑ and 5‑gallon)
  • Automotive applications
  • Toys
  • Closures
  • Housewares

 

These applications benefit from Marlex® 9012 PE’s ability to maintain structural integrity, resist cracking and deliver consistent molded performance across production runs and end uses.

Contact our polyethylene specialists for processing support

Why Choose CPChem as Your HDPE Supplier

Proven Polyethylene Leadership

A leading HDPE producer since the 1950s with deep polymer science expertise

Broad Polyethylene Portfolio

Broad HDPE portfolio spanning multiple processing technologies and performance ranges

R&D and Technical Service

World-class R&D and technical service teams supporting application development

Reliable Global Supply

Reliable global supply from ISO 9001–certified manufacturing facilities

Commitment to Sustainability

Commitment to innovation and sustainability, including Marlex® Anew Circular Polyethylene