HBM 5510 is a high-density polyethylene (HDPE) designed for large parts blow molding. This grade is notable for its high stiffness, excellent processability, strong parison melt strength, and good environmental stress cracking resistance (ESCR). It is particularly suited for creating large containers such as jerry cans and open-top drums.
 
General Information
Status: Commercial, Active
Applications: Primarily used for blow molding large parts like standard and lightweight jerry cans, and open-top drums up to 110 liters.
Form: Available in pellet form.
Additives:
Antioxidant: Yes
Processing Aid: No
Antiblock: No
Slip Agent: No
 
Typical Properties
High Load Melt Flow Index (HLMI): 10 g/10 min at 190°C under a 21.6 kg load, indicating suitability for blow molding applications requiring high molecular weight material for strength (ISO 1133).
Melt Flow Index (MFI): 0.075 g/10 min at 190°C under a 2.16 kg load, demonstrating high molecular weight and stiffness (ISO 1133).
Density: 0.955 g/cm³, providing high structural strength (ISO 1183).
Bulk Density: Over 0.50 g/cm³, facilitating storage and handling (ISO 60).
 
Mechanical Properties
Tensile Modulus of Elasticity: 1000 MPa, indicating high stiffness (ISO 527-1,2).
Flexural Modulus: 1000 MPa, further confirming the material's rigidity (ASTM D790).
Tensile Stress at Yield: 27 MPa, showcasing the material's strength under tension (ISO 527-1,2).
Tensile Strain at Yield: 8%, indicating some flexibility (ISO 527-1,2).
Tensile Stress at Break: 43 MPa, highlighting its toughness (ISO 527-1,2).
Ball Indentation Hardness: 49 MPa, measuring resistance to permanent indentation (ISO 2039-1).
ESCR (Environmental Stress Cracking Resistance): F50 of 110 hours with 100% Igepal, indicating good resistance to cracking under stress (ASTM D1693).
 
Impact Properties
Tensile Impact Strength (Notched): 135 kJ/m² at -30°C, showing excellent impact resistance at low temperatures (ISO 8256).
Izod Impact Strength (Notched): 22 kJ/m² at 23°C, demonstrating good toughness at room temperature (ISO 180).
 
Thermal Properties
Vicat Softening Point: 127°C, the temperature at which the material softens under a specified load (ISO 306).
Recommended Processing Conditions:
Extruder Barrel Temperature: 180-220°C
Melt Temperature: 200-235°C
 
Additional Information
Health and Safety: The resin is suitable for certain applications such as food contact but requires specific conditions for direct medical use. It is manufactured under high standards to ensure safety and performance.
Storage Recommendations: Should be protected from direct sunlight and/or heat, stored in a dry, dust-free environment, and used within 6 months after delivery to avoid quality deterioration.