Moplen EP440G: High-Performance Impact Copolymer for Extrusion Manufacturing
Moplen EP440G, a specialized impact copolymer polypropylene (PP) resin from LyondellBasell, is engineered for extrusion processes where a robust balance of impact strength, stiffness, and excellent melt strength is essential. This low-flow grade is designed to meet the rigorous demands of manufacturers producing durable profiles, pipes, and sheets for various industrial, construction, and agricultural applications.
With its optimized formulation, Moplen EP440G ensures stable and consistent extrusion, providing the necessary melt strength to prevent sagging in thick profiles while delivering finished products with excellent durability and long-term performance.
Key Features & Benefits
- High Melt Strength: Crucial for stable and efficient extrusion of complex profiles, pipes, and thick sheets, preventing melt sagging and ensuring consistent dimensional quality.
- Excellent Impact Strength: Provides superior durability and resistance to breaking, especially at low temperatures, making it ideal for components used in demanding or outdoor environments.
- Good Stiffness & Creep Resistance: Offers a robust combination of structural integrity and long-term resistance to deformation under continuous load, ensuring product reliability.
- Good Chemical & Abrasion Resistance: Inherently resistant to a wide range of chemicals and wear, extending the service life of pipes and industrial components.
- Good Heat Resistance: Maintains stable performance at elevated temperatures, which is typical for polypropylene.
- Consistent Processability: Optimized for stable extrusion, allowing for high throughput and consistent production of high-quality parts.
Typical Applications
Moplen EP440G is highly recommended for various extrusion processes across several sectors, including:
- Extruded Pipes & Profiles: For pressure and non-pressure pipe systems, fittings, and various extruded profiles used in construction and agriculture.
- Extruded Sheets: For the fabrication of durable industrial tanks, linings, and general-purpose sheets.
- Corrugated Plastic Sheets: As a high-impact base material for lightweight and rigid corrugated boards.
- Structural Components: Extruded parts for a variety of industrial and consumer products requiring strength and durability.
- Extrusion Blow Molding: For large, robust containers and tanks.
Typical Properties (Representative Values)
Please note that specific values may vary slightly depending on the exact production batch and testing conditions. Always refer to the official Technical Data Sheet (TDS) from LyondellBasell for the most accurate and up-to-date information for this specific grade.
- Melt Flow Rate (MFR) (230°C / 2.16 kg): 0.3 – 0.7 g/10 min (ISO 1133)
- Density: ~0.90 – 0.91 g/cm³ (ISO 1183)
- Tensile Strength @ Yield: 25 – 30 MPa (ISO 527-1, 2)
- Flexural Modulus: 1200 – 1500 MPa (ISO 178)
- Notched Izod Impact Strength (23°C): 25 – 40 kJ/m² (ISO 180/1A)
- Notched Izod Impact Strength (0°C): 10 – 20 kJ/m² (ISO 180/1A)
- Heat Deflection Temperature (HDT) (1.8 MPa): ~85 – 95 °C (ISO 75-2)
- Vicat Softening Temperature (A/50): ~135 – 140 °C (ISO 306)
Processing Guidelines (General Extrusion)
- Drying: Generally not required for polypropylene. However, proper storage is recommended to prevent moisture absorption.
- Melt Temperature: 200 – 230 °C (optimize based on equipment type, die design, and desired product thickness).
- Die Temperature: Adjust to match melt temperature and ensure a smooth, stable melt flow.
- Cooling: Ensure efficient and controlled cooling to achieve desired part dimensions and prevent warpage.
Packaging & Storage
Moplen EP440G is typically supplied in 25 kg bags or bulk containers. For optimal product quality and to prevent contamination, store in a dry, cool, and well-ventilated area, away from direct sunlight and heat sources. Keep packaging sealed until ready for use.
For detailed technical specifications, safety data sheets (SDS), and specific application support for Moplen EP440G, please contact your LyondellBasell representative or your local authorized distributor. In Colombo, Western Province, Sri Lanka, you can reach out to your Ravago Lanka (Pvt) Ltd representative for expert assistance.
Hot Line : +94 77 6274625 /+94 714816833 / +94 705816883/+94 71 3090813
