Customization: | Available |
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CAS No.: | 9002-88-4 |
Formula: | (C2h4)N |
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Introducing our premium-grade High-Density Polyethylene (HDPE), renowned for its exceptional properties and versatile applications. This is a semi-crystalline, non-polar thermoplastic resin crafted through the innovative process of low-pressure polymerization, utilizing ethylene monomers and often incorporating small percentages of α-olefin comonomers. Its distinctive linear molecular structure, characterized by minimal branching, results in a remarkable crystallinity range of 70-90% and a density between 0.941-0.965 g/cm³, offering outstanding rigidity, unparalleled chemical resistance, and superior mechanical strength.Our meticulously engineered HDPE granules are ideal for sophisticated injection molding, precise blow molding, and efficient extrusion processes,guaranteeing excellent dimensional stability and a flawless surface finish.
Property | Standard Grade | Injection Grade | Pipe Grade (PE100) | Test Method |
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Melt Flow Index (g/10min) | 0.2-10 | 5-20 | 0.1-0.4 | ASTM D1238 |
Density (g/cm³) | 0.950-0.955 | 0.952-0.960 | 0.945-0.955 | ASTM D792 |
Tensile Strength (MPa) | 25-30 | 22-28 | 25-32 | ASTM D638 |
Elongation at Break (%) | 500-1000 | 300-600 | >600 | ASTM D638 |
Flexural Modulus (MPa) | 1000-1400 | 800-1200 | 1100-1500 | ASTM D790 |
Impact Strength (kJ/m²) | 8-15 | 5-10 | 10-20 | ASTM D256 |
Environmental Stress Crack (hrs) | 50-200 | 20-100 | 500+ | ASTM D1693 |
Vicat Softening Point (°C) | 120-130 | 115-125 | 125-135 | ASTM D1525 |
HDPE stands as a versatile thermoplastic, highly esteemed for its exceptional high strength-to-density ratio,chemical resistance, and remarkable durability, making it indispensable across a multitude of industries.