Moplen HP550J is a high-performance polypropylene homopolymer specifically designed for various extrusion processes. It combines outstanding processability with good mechanical properties, making it suitable for producing stiff sheets for high-quality thermoforming applications, film yarn, and monofilament.
 
Product Description
Type: Polypropylene homopolymer
Characteristics: Moplen HP550J is known for its excellent flow properties, enabling the production of high-quality products with consistent performance. It does not contain slip and antiblocking agents or Calcium Stearate, which ensures purity and prevents issues during processing.
 
Key Applications
Thermoforming: Particularly effective for creating stiff sheets used in vending cups, packaging for dairy products, and trays for fruits, biscuits, and chocolates.
Film Yarn and Monofilament: Suitable for both cast and tubular processes. Textile film yarns with a denier count of 1100 to 1200 are utilized for carpet backings, bags, industrial fabrics, mats, and artificial grass. Higher denier counts, ranging from 3000 to 28000, are used for baler twines, packaging twines, and ropes.
Extrusion of Nets: HP550J is also well-suited for producing nets for various purposes, demonstrating its versatility in handling different extrusion profiles.
 
Typical Properties
Melt Flow Rate: 3 dg/min at 230°C and 2.16 kg (ASTM D1238), indicative of its ability to be processed easily through extrusion.
Flexural Modulus: 1350 MPa (ASTM D790), highlighting the stiffness necessary for structural applications.
Tensile Strength at Yield: 35 MPa (ASTM D638), reflecting the material's resistance to stretching under stress.
Elongation at Yield: 12% (ASTM D638), showing the material's ductility before yielding.
Izod Impact Strength: 35 J/m at 23°C (ASTM D256), demonstrating its toughness.
Vicat Softening Point: 156°C (ASTM D1525), indicating the temperature at which the polymer begins to soften.
Heat Deflection Temperature (H.D.T.): 94°C at 0.46 N/mm² (ASTM D648), useful for applications involving heat.
Rockwell Hardness: 102 R Scale (ASTM D785), reflecting the surface hardness of the polymer.
Oven Aging: Shows resistance to thermal aging with 360 hours at 150°C (ASTM D3012).
 
Conclusion
Moplen HP550J polypropylene homopolymer is tailored for manufacturers seeking a reliable and efficient material for advanced extrusion applications. Its suitability for food contact and its impressive array of physical properties make it an ideal choice for a wide range of products, particularly in the packaging and textile industry, where high quality and consistency are paramount. This material provides a balance of processability, mechanical strength, and thermal stability, meeting the rigorous demands of modern manufacturing processes.