Injection molding is a manufacturing process of using heat and pressure to bring a thermoplastic resin to its plasticized or molten state and injecting into a precision mold where it is cooled and ejected. This process is ideal for producing parts with complex geometries, tight tolerances, and consistent repeatability at virtually any production volume.
At Eck Plastic Arts, we provide dependable injection molding services backed by experienced technicians, proven processes, and a commitment to quality that supports long-term customer partnerships. This is achieved with our Partnership Promise which we refer to as the 3 P’s. We Hire and Invest in great People who build great Processes, which results in making great Parts. If you’re evaluating manufacturing options, you can review our Injection Molding Design Guidelines to better understand design considerations before production.
The Eck Plastic Arts Advantage
Injection molding is often the preferred manufacturing method for projects requiring detailed features, complex part designs, and scalable production. Our team focuses on delivering reliable results at every stage of production.
Why companies choose Eck Plastic Arts:
- Partnership Promise. Over 75 years of delivering quality parts on time.
- Each individual manufacturing process meticulously goes through a decoupled scientific molding process to minimize variables, and significantly increase repeatability from run to run.
- Multiple manufacturing processes under one roof to better analyze the best fit for your project.
- No quantity is too low or too high.
- Competitive pricing options.
- Custom color matching available.
- Ability to mold undercuts and complex geometries.
- Fine tolerances for precision parts.
- Capability to mold internal and external threads.
- Sub-assembly completion available.
- Insert molding and overmolding services.
- You retain ownership of your mold.
Additional finishing capabilities are available through our Product Finishing Operations services.
Injection Molding Capabilities
Our injection molding capabilities support a wide range of plastic manufacturing needs across industries. We manufacture parts used in applications requiring durability, dimensional accuracy, and repeatable performance.
We specialize in producing:
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- Detailed precision components
- Structural plastic parts
- Multi-feature molded products
- Functional prototypes and production runs
For projects where sheet-based forming may be more efficient, we also offer Thermoforming Services as an alternative manufacturing method.
Materials & Process Overview
Injection molding works by heating thermoplastic resin until it reaches a molten state. The material is then injected into a mold cavity under controlled pressure. Once cooled, the material solidifies into the final part geometry.
This process offers:
- Excellent repeatability
- Tight dimensional control
- High production efficiency
- Strong consistency
To compare available resins and performance characteristics, review our Material Selection Guide or detailed Material Specifications resources.
Secondary Services Available
To streamline production and reduce vendor coordination, Eck Plastic Arts offers additional services alongside injection molding.
Available secondary operations include:
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- Insert molding
- Overmolding
- Sub-assemblies
- Finishing operations
Combining molding with in-house secondary processing improves quality control and shortens turnaround times. Many customers also pair molding with our Plastic Fabrication Services for complete production solutions.
Built for Long-Term Manufacturing Partnerships
We believe successful manufacturing relationships are built on three fundamentals:
People. Processes. Parts.
By hiring and training skilled professionals and continually refining our processes, we consistently deliver high-quality plastic components that customers can rely on.
Our team works closely with customers throughout the production process to ensure parts meet functional requirements, performance expectations, and project timelines. This collaborative approach allows us to support both short-run and long-term production programs while maintaining consistent quality.
Learn more about Eck Plastic Arts philosophy and experience.
Ready to Start Your Injection Molding Project?
If you’re planning a plastic component project and need a reliable manufacturing partner, our team is ready to help.
Injection Molding
Process that creates plastic objects by injecting molten plastic into a mold
Injection Molding
Process that creates plastic objects by injecting molten plastic into a mold
Thermoforming
Process of heating a thermoplastic sheet and applying a force to form it into or over a mold
Thermoforming
Process of heating a thermoplastic sheet and applying a force to form it into or over a mold
Plastic Fabrication
From advice on how to design for manufacturing, or assembly of plastic products
Plastic Fabrication
From advice on how to design for manufacturing, or assembly of plastic products
Product Finishing Operations
Delivering quality plastic parts may require more, and Eck Plastic Arts is ready to complete your project!
Product Finishing Operations
Delivering quality plastic parts may require more, and Eck Plastic Arts is ready to complete your project!
The Eck Plastic Arts Partnership Promise:
Hire and train good PEOPLE. Execute precise PROCESSES. Deliver quality PARTS.
We believe through our quality PEOPLE and the focus on continually improved PROCESSES we deliver the highest quality plastic PARTS ensuring your confidence in a long-term partnership.



