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Frequently Asked Questions

We have put together a basic list of questions frequently asked by companies to better understand plastic injection molding and how TechNH can help.

Still have questions? Contact us today and one of our experts will help you find the right answer.

Plastic injection molding is a manufacturing process where molten plastic is injected into a mold cavity. Once cooled, the plastic solidifies into the desired shape. This process is widely used for producing large volumes of parts with high precision and repeatability.

We work with a wide range of thermoplastics, including but not limited to:

  • Polypropylene (PP)
  • Polyethylene (PE)
  • Acrylonitrile Butadiene Styrene (ABS)
  • Polycarbonate (PC)
  • Nylon (PA)
  • Polystyrene (PS)
  • Polyvinyl Chloride (PVC)

The cost of a plastic injection mold is a common concern. Factors like mold complexity, material, and production volume impact the final price. A high-quality mold made from top-grade steel can last for years, but it’s essential to discuss specifics with your injection molder.

Certifications demonstrate a supplier’s commitment to quality. Look for manufacturers with industry standards like ISO certifications, which ensure high-quality manufacturing processes, as well as ITAR (International Traffic in Arms Regulations – used for Department of Defense work), UL, FDA (Medical Device Establishment Registration).

Understanding your production volume helps choose the right injection molding solution. Discuss your needs with your molder to optimize cost and efficiency.

Material selection impacts product performance. Factors like strength, durability, and environmental conditions guide resin choices. Consult with experts to find the best fit for your specific application.

Business circumstances occasionally require the need to transfer injection mold to a new manufacturer. Some of these can be poor quality control, consistent production delays, and inadequate supplier communications.

Regardless of the reason, tool transfer requires excellent communication and efficient teamwork as transfer demands input and collaboration from many key manufacturing disciplines in real time.

TechNH has the experience, expertise, and processes in place to facilitate a swift, efficient transition for your production needs.

An advanced method of injection molding that utilizes scientific principles and data to optimize the molding process. Scientific injection molding seeks to produce high-quality parts consistently by carefully controlling and understanding each phase of the process, including: Material Characterization, Process Analysis, Data-Driven Decisions, Design of Experiments and Validation and Control.

We serve a diverse range of industries including medical, defense, alternative energy, ultra-pure water filtration, and industrial applications.

We can handle small production runs to large-scale manufacturing. Our facility is equipped with advanced injection molding machines capable of producing parts in a variety of sizes and complexities. In addition, we have strong experience in two-shot and overmolding.

Yes, we offer engineering support to help you optimize your product for injection molding. Our team can assist with design for manufacturing and mold design to ensure the best possible outcome.

Lead times vary depending on the complexity and size of the project. We strive to meet your deadlines and will provide a detailed timeline during the project planning phase.

Quality is our top priority. We adhere to strict quality control procedures, including in-process inspections and final product testing. Our facility is ISO 13485:2016 certified, ensuring consistent and reliable quality.

Yes, we can provide compliance documentation upon request. We ensure all materials used comply with industry standards and regulations. We recognize the importance of certifications and strict quality processes in delivering top-tier products to our customers. Our commitment to meeting and surpassing industry standards ensures that every project we handle is marked by reliability, precision, and compliance. This dedication is evident in the extensive industry certifications and credentials we hold.

Pricing is determined based on several factors, including material costs, mold complexity, part size, production volume, and any additional services required. Contact our sales team for a detailed quote tailored to your specific needs.

Our MOQ depends on the specific project requirements. We are flexible and can accommodate both small and large production runs. Please contact us to discuss your project in detail.

Yes, we offer a range of secondary services including assembly, packaging, and finishing to provide a complete solution for your manufacturing needs. In addition, we offer ultrasonic welding, pad printing, laser marking and heat staking inserts.

To get started, simply contact our sales team with your project details. We will guide you through the initial consultation, design review, and provide a comprehensive proposal to kick off your project.

Our minimum order quantity varies depending on the complexity of the part and the material used. Generally, we can accommodate orders from 500 to 100,000+ units.

The timeline depends on several factors, including part complexity, material selection, and order quantity. Typically, the process from design to production can take anywhere from 8 to 16 weeks depending on the project and if a tool build is required. For tool transfers (mold transfers), we can be in production within 4 weeks or less.

Our team of experienced engineers can assist with design for manufacturing (DFM) to ensure your product is optimized for injection molding.

We maintain strict quality control throughout the production process, including material testing, in-process inspections, and final product checks. We are ISO 13845:2016.

Yes, we offer additional services including assembly, painting, printing, and packaging to provide you with a complete solution. We also offer a variety of what we call secondary services, which include pad printing, laser marking, ultrasonic welding, clean room molding and assembly, and heat staking inserts.