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Plastic pallets are made of polypropylene (PP) or polyethylene (HDPE), plus some additives to improve the performance of injection molding, blow molding and other processes. Polyethylene (HDPE) has good impact resistance and cold resistance, resistance to environmental stress cracking.
Plastic pallets are widely used in various industries due to their durability, lightweight, and ease of handling. They are primarily made from two types of polymers: polypropylene (PP) and high-density polyethylene (HDPE). These materials are chosen for their unique properties that enhance the performance of the pallets in different environments.
Polypropylene (PP):
Polypropylene is a thermoplastic polymer known for its excellent chemical resistance and fatigue resistance. It is often used in applications where the pallet will be exposed to harsh chemicals or repetitive stress. PP is also lightweight, making it easier to handle and transport.
High-Density Polyethylene (HDPE):
HDPE is another thermoplastic polymer that is highly valued for its impact resistance and cold resistance. It is particularly suitable for environments where the pallet may be subjected to rough handling or extreme temperatures. HDPE also has excellent resistance to environmental stress cracking, which makes it ideal for long-term use in outdoor settings.
To further improve the performance of plastic pallets, various additives are incorporated into the polymer matrix. These additives can enhance properties such as UV resistance, flame retardancy, and color stability. They also improve the processability of the material during injection molding and blow molding, ensuring that the final product meets the required specifications.
Injection Molding:
Injection molding is a common method for producing plastic pallets. It involves melting the polymer and injecting it into a mold under high pressure. This process allows for the creation of complex shapes and designs with high precision.
Blow Molding:
Blow molding is another technique used to manufacture plastic pallets. It involves inflating a heated plastic tube (parison) inside a mold until it takes the shape of the mold. This method is particularly useful for creating hollow structures, which can reduce the weight of the pallet without compromising its strength.
Plastic pallets made from PP and HDPE, along with performance-enhancing additives, offer a robust and versatile solution for material handling needs. Their resistance to impact, cold, and environmental stress cracking makes them suitable for a wide range of applications, from warehousing to transportation. The use of advanced manufacturing processes like injection molding and blow molding ensures that these pallets are both durable and cost-effective.
Key Features
• Stackable save a lot of place and freight charges.
• Widely used in factory,warehouse,cargo & storage
• Economical, fashionable and comfortable design
• Custom colours and logo printing available
