How do you know if something is injection molded?

How do you know if something is injection molded? Image: Molded plastic component showing surface artifacts. Buyer: I just received a sample part from a new supplier. It looks pretty good—but how do you know if something is injection molded? Engineer (from Prime): Great question. Many clients ask us the same. You can usually tell […]

What is the average cost of an injection mold?

What is the average cost of an injection mold? Wondering how much an injection mold really costs? The average cost of an injection mold ranges from \$1,000 to \$100,000+, depending on part complexity, material, size, surface finish, and production volume. Most standard production molds fall between \$5,000 and \$25,000. Understanding the cost of an injection […]

What is the lifespan of an injection mold?

What is the lifespan of an injection mold? Curious about how long an injection mold really lasts? The average lifespan of an injection mold ranges from 10,000 to over 1 million cycles, depending on material, mold care, part complexity, and production conditions. Understanding mold lifespan is key for budgeting, planning tooling investments, and maintaining consistent […]

How long does it take to injection Mould something?

How long does it take to injection mould something? Wondering how long it takes to injection mould something from start to finish? The time it takes to injection mould a part can range from seconds per cycle to several weeks for the complete production process. Factors such as mold design, material type, part geometry, and […]

What is the most common injection molded plastic?

What is the most common injection molded plastic? Trying to choose the right plastic for your injection molded product? Polypropylene (PP) is the most commonly used plastic in injection molding due to its low cost, excellent chemical resistance, and versatility. Other popular choices include ABS, polyethylene (PE), polystyrene (PS), and nylon. Selecting the correct plastic […]

What happens to old injection molds?

What happens to old injection molds? Have you ever wondered what happens to old injection molds once production ends? Old molds are either stored, refurbished, recycled, or permanently scrapped depending on condition, tooling value, and customer demand. Managing old injection molds correctly helps reduce waste and control production costs. Injection molds are the foundation of […]

How to tell if something is injection molded?

How to tell if something is injection molded? Image: Injection molded part with clearly visible ejector pin marks and parting lines. Wondering how to tell if something is injection molded? Injection molded parts have visual and structural clues—such as parting lines, ejector pin marks, and flow patterns—that help you identify the process. Knowing how to […]

Can you injection mold with a 3D printer?

Can you injection mold with a 3D printer? Image: Prime’s prototype mold insert created using a high-resolution industrial 3D printer. Trying to reduce mold costs or speed up prototyping? Can you injection mold with a 3D printer? The answer is yes—for certain applications. 3D-printed molds can work in low-pressure or short-run injection molding projects, especially […]

What is the principle of injection molding?

What is the principle of injection molding? Confused about how plastic parts are made with such high precision? Injection molding works by melting plastic, injecting it into a mold, then cooling it into the final shape. This cycle repeats automatically, making it ideal for high-volume, consistent production. Many purchasing managers and engineers know the results […]

Why is injection molding used?

Why is injection molding used? Struggling to choose the right process for manufacturing high-precision plastic components? Injection molding enables manufacturers to produce complex plastic parts rapidly, with excellent surface quality and high repeatability. It supports a wide range of materials and applications, making it essential for modern industrial production. When sourcing custom plastic parts, understanding […]

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