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Marlex® HXB C513UV High-Density Polyethylene (HDPE)

Large plastic drums cropped

Marlex® HXB C513UV high-density polyethylene (HDPE) is an extra high molecular weight, ethylene-hexene copolymer engineered for intermediate bulk container applications requiring outstanding impact resistance, exceptional ESCR and long-term durability. 

With built-in UV stabilization and excellent processability, Marlex® HXB C513UV is well suited for outdoor and large-volume blow molded containers exposed to harsh environmental conditions. 

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

Connect with our PE product experts 

Properties 

PropertyTypical ValueTest Method
Density0.945 g/cm3ASTM D1505
Flow Rate (HLMI, 190°C/21.6 kg)6.2 g/10 minASTM D1238
ESCR (Condition B, 100% Igepal, F50)>2000 hASTM D1693
ESCR (Condition B, 10% Igepal, F50)>2000 hASTM D1693
Tensile Impact275 ft·lb/in2ASTM D1822
Flexural Modulus (Tangent)155,000 psiASTM D790

 

Key Characteristics of Marlex® HXB C513UV HDPE 

  • Outstanding impact resistance 
  • Outstanding ESCR 
  • Excellent processability 
  • UV-stabilized 
  • Durability 

 

These HDPE resin properties make Marlex® HXB C513UV PE a reliable choice for demanding blow molded polyethylene applications requiring durability and consistent processing. 

Contact our technical service team for processing recommendations

Applications for Marlex® HXB C513UV HDPE 

HDPE resins are engineered for both rigid and flexible processing methods. 

Marlex® HXB C513UV PE is optimized for blow molding applications. 

Rigid Applications - Blow Molding 

  • Intermediate bulk containers 
  • Agricultural containers 

 

These applications benefit from Marlex® HXB C513UV PE’s ability to deliver excellent impact resistance, structural integrity and long-term performance in blow molded parts.

Why Choose CPChem as Your HDPE Supplier

Proven Polyethylene Leadership

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

Broad Portfolio

Broad HDPE portfolio spanning blow molding, injection molding, film, and pipe grades

R&D and Technical Service

World-class R&D and technical service teams supporting pipe system design

Reliable Global Supply

Reliable global supply from ISO 9001–certified manufacturing facilities

Innovation and Sustainability

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