Borouge BB2581 HDPE Resin

Borouge BB2581 is a high-density polyethylene (HDPE) grade specifically developed for blow molding applications,Produced by Borouge.

Physical Properties

  • Density: Measured following ISO 1183, the density is 0.958 g/cc (0.0346 lb/in³), determining its suitability for blow – molding.
  • ESCR 10% Igepal®: Tested by ASTM D1693, it is >= 100 hours, showing good environmental stress crack resistance.
  • Melt Flow: Measured at 2.16 kg and 190 °C by ISO 1133, it is 0.40 g/10 min, and 1.8 g/10 min at 5.00 kg, affecting blow – molding quality.
  • High Load Melt Index: Measured at 21.6 kg and 190 °C by ISO 1133, it is 28 g/10 min, important for processing efficiency in blow – molding.

Polymer Properties:

  • Base Material: High – Density Polyethylene (HDPE)
  • Key Properties:
    • Engineered for blow molding with high stiffness.
    • Offers good ESCR for chemical – holding containers.

Applications:

Given its balanced properties, especially its high ESCR, Borouge BB2581 is the preferred material for producing a variety of blow-molded containers and bottles.

  1. Household and Industrial Chemicals: The primary application is for detergent bottles, bleach containers, and bottles for other household cleaners. 
  2. Personal Care Products: It is also used for shampoo bottles, cosmetic containers, and liquid soap bottles, where its good stiffness and impact resistance ensure a durable and aesthetically pleasing product.
  3. Food Packaging: The material’s food contact compliance makes it suitable for bottles for milk, juice, and other beverages that require a durable, opaque container.
  4. Oil and Lubricant Bottles: Its chemical resistance extends to hydrocarbons, making it a reliable choice for packaging automotive oils and lubricants.

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