Advantages of Using Large-size Plastic Molding in Bigger Products

Advantages of Using Large-size Plastic Molding in Bigger Products

By Blog-manager

What are the benefits of large-size molding in bigger products?

  1. Stronger plastic and resins used
  2. Lighter and moldable products
  3. Increased speed and ease of filling the cavity
  4. Reduced flashing of plastic injection molding
  5. Less shrinkage of plastic products


  • This article provides insights into the large-size plastic molding industry, emphasizing its growth and the strategic benefits of utilizing advanced materials for manufacturing larger products.
  • It covers crucial aspects like material selection, cavity filling, minimizing flashing, and controlling shrinkage, highlighting the industry’s focus on producing durable, lightweight, and precise components.

The large-size plastic molding industry is on a trajectory of sustained growth, showcasing resilience and adaptability in the post-pandemic landscape. With projects pointing towards a Compound Annual Growth Rate (CAGR) of between 3.5–5% through to 2028, the sector is set to capitalize on its momentum, fueled by increasing demands across various industries.

This growth underscores the advantages of using large-size plastic molding for bigger products, highlighting its strategic importance in meeting the demands of production scalability and efficiency.

Stronger Plastic and Resins Used

This type of plastic molding often utilizes high-performance plastics and resins that offer superior strength and durability. These materials are engineered to withstand significant stress and environmental conditions, ensuring that large molded products maintain their integrity and functionality over time.

These include automotive parts, such as bumpers, dashboards, door panels, and under-hood components for the vehicle’s functionality and safety. They are made from polypropylene due to its excellent chemical resistance, elasticity, and toughness. It’s also lightweight, contributing to enhanced fuel efficiency.

Lighter and Moldable Products

Lighter and moldable products


It can produce lighter products compared to those made from traditional materials like metal or wood. Carbon Fiber Reinforced Plastic (CFRP) is a composite material composed of a polymer matrix reinforced with carbon fiber. It’s renowned for its exceptional strength-to-weight ratio. This makes it an excellent choice for large-size molding applications where weight savings are crucial without sacrificing integrity.

It helps produce automotive body panels, such as hoods, roods, and door panels for luxury vehicles.

Increased Speed and Ease of Filling the Cavity

Cavity filling is the process of introducing molten plastic material into a mold cavity, where the desired part shape is formed. This is critical in large-size plastic molding, as it determines the part’s conformity to the specified dimensions and its overall quality.

Efficient cavity filling ensures that the molten plastic fills the mold, reaching all areas and intricacies of the designed part without introducing defects such as air pockets, incomplete sections, or material shorting.

This efficiency is crucial for manufacturing large items, as it reduces the time and cost associated with producing each unit. Moreover, it ensures consistent quality across products, with minimal risk of imperfections.

Reduced Flashing of Plastic Injection Molding

Reduced flashing of plastic injection molding

Flashing, the excess plastic that can seep out of the mold cavity is minimized in large-size plastic molding through precise mold design and advanced control over the injection process.

This precision reduces the need for post-production trimming and finishing, streamlining the manufacturing process. The reduction of flashing not only saves time but also reduces material waste, contributing to cost savings and environmental sustainability.

Less Shrinkage of Plastic Products

Shrinkage is a common concern in plastic molding, where the cooled product may be smaller than intended due to the material’s contraction. In large-size plastic molding, materials are carefully selected, and process parameters finely tuned to minimize shrinkage, ensuring the final product meets precise dimensional specifications.

This attention to detail is particularly important for large, complex products where even minor deviations can lead to assembly issues or functional discrepancies. These include refrigerators, washing machines and dryers, tanks, bins, and more.

Why Should You Partner with Richfields Corporation for Your Large-Size Plastic Molding Needs?

Partnering with Richfields Corporation for your large-size plastic molding needs offers numerous advantages that set us apart as a premier provider in the industry. With decades of experience and expertise, we possess the technical know-how and resources to meet the most demanding requirements of our clients.

Our state-of-the-art facilities are equipped with cutting-edge technology, including advanced molding machines capable of producing complex and high-quality components efficiently. We prioritize quality at every step of the process, from material selection to final inspection, to deliver products that meet the highest standards of performance and reliability.

Key Takeaway

The advantages of large-size plastic molding for bigger products are abundantly clear. With these advantages in mind, this type of plastic molding stands as a pivotal solution for efficiently producing large and intricate plastic products with unmatched reliability and performance.

Richfields Corporation as your plastic mold maker ensures access to top-tier services, efficiency, and unwavering reliability. With over a decade of experience, our team specializes in delivering a diverse range of high-quality plastic molds. Reach out to us today to check out our services!