Custom Plastic Injection Moulding

Hi-Technology Group provides custom plastic injection moulding services for manufacturers that need precision, reliability and long-term supply confidence. Based in the UK, with established European production capability, we support customers from low-volume, highly technical components through to high-volume automated manufacture.

If you are searching for a custom plastic injection moulding service or custom plastic injection moulding solutions in the UK, our engineering-led approach helps reduce risk, improve manufacturability and support scalable production.

Speak to our sales team today to discuss your requirements.

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What Is Custom Plastic Injection Moulding?

Custom plastic injection moulding is the manufacture of bespoke plastic components designed specifically for your product, application and performance requirements. Unlike off-the-shelf mouldings, custom moulded parts are engineered around function, compliance, material performance and long-term repeatability.

The process is widely used across regulated manufacturing sectors and aligns with established best-practice guidance promoted by industry bodies such as the British Plastics Federation.

At Hi-Technology Group, our custom plastic injection moulding services combine tooling expertise, engineering input and controlled manufacturing processes to deliver components that perform reliably in regulated and safety-critical environments.

This makes us a trusted custom plastic injection moulding partner for medical, defence, aerospace and safety-focused manufacturers.

Engineering-Led Custom Plastic Injection Moulding Services

Our heritage began in precision tooling, with Tisson Manufacturing, before Hi-Technology Mouldings was established in 1987 to specialise in injection moulding. That tooling-first mindset remains central to how we work today.

Our engineers collaborate closely with customers to:

Review designs for injection mouldability
Reduce production and tooling risk
Optimise materials, tolerances and part geometry
Improve repeatability and lifecycle performance

This engineering-led approach ensures our custom plastic injection moulding service supports not just part manufacture, but long-term product success.

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From Low-Volume Moulding to High-Volume Production

Many projects begin with low-volume or bridge production before scaling. Our manufacturing model is designed to support both phases seamlessly.

We offer:

Low-volume and pilot production for development and validation
Scalable tooling strategies that support future growth
Automated, high-volume injection moulding, including large components using presses up to 650 tonnes
Multi-site manufacturing across the UK and Europe, providing resilience and flexibility

Ongoing investment, including new facilities and planned UK expansion, ensures customers benefit from stable capacity and long-term supply continuity.

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Medical & Healthcare

We manufacture precision plastic components for medical and healthcare applications, supported by ISO 9001 and ISO 14001 certification. ISO 13485 certification is planned, reinforcing our commitment to regulated manufacturing and continuous improvement.

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Commercial & Personal Safety

We produce plastic components used in protective equipment and safety systems, where dependable quality, dimensional accuracy and repeatability are essential. These products are manufactured under controlled processes to support reliable performance throughout their service life.

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Aerospace & Defence

Defence and aerospace programmes require highly controlled processes, tight tolerances and long-term programme support. Our years of dedicated experience in these sectors enable our team to deliver reliable custom mouldings across extended lifecycles.

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Tooling, DFM and Engineering Support

Successful custom plastic injection moulding services start long before production begins.

Our engineering teams provide:

DFM (Design for Injection Moulding) analysis
Early identification of moulding and tooling risks
Optimised tooling strategies for performance and longevity
Support for validation and production ramp-up

This reduces costly changes later in the project and supports smoother transitions into volume manufacture.

Materials, Quality Assurance and Process Control

We process a wide range of polymers to meet functional, cosmetic and regulatory requirements.

Our quality framework includes:

ISO 9001 quality management systems
ISO 14001 environmental management practices
Documented process control and validation support
Inspection and traceability aligned to customer requirements

These systems provide confidence that parts are produced consistently and responsibly, batch after batch.

Integrated Manufacturing, Logistics and Supply Chain Support

Beyond moulding, we offer integrated services that simplify supply chains and reduce risk:

Insert moulding and overmoulding
Ultrasonic and sonic welding
Assembly and end-of-line testing
Packaging, logistics and distribution support

Combined with dedicated Account Management, a resilient Supplier Network, and proven Logistics & Distribution capability, this ensures dependable delivery throughout the product lifecycle.

Why Choose Hi-Technology Group?

Manufacturers choose our custom plastic injection moulding services because we offer more than capacity.

Engineering-led problem solving
Certified quality systems for regulated sectors
Multi-site manufacturing resilience
Strong ESG commitments supported by ISO 14001
Award-winning performance, including 3M EMEA Supplier of the Year and BD Partner Supplier of the Year

For businesses searching for custom plastic injection moulding near me, we provide UK-based engineering accountability with scalable European production capability.

A UK Custom Plastic Injection Moulding Partner You Can Rely On

As a UK-based manufacturer with established European operations, we support customers from early-stage development through to long-term, high-volume production.

If you need a reliable custom plastic injection moulding company, our team is ready to help.

Contact us today to speak with our engineering team or call us to start the conversation.

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Frequently asked questions

What is custom plastic injection moulding?

Custom plastic injection moulding is the process of manufacturing bespoke plastic components using a dedicated mould tool designed specifically for your part. It’s used when you need consistent quality, repeatable tolerances, and reliable production at scale for a specific application.

Do you offer custom plastic injection moulding in the UK?

Yes. We provide custom plastic injection moulding UK services with UK-based engineering support and established European production capability, giving manufacturers both accountability and scalability.

What industries do you support with custom injection moulding?

We support regulated and performance-critical sectors including medical and healthcare, commercial and personal safety, and defence and aerospace, where consistency, traceability, and process control matter.

Can you support both low-volume and high-volume production?

Yes. Many programmes start with low-volume or pilot production and scale into higher-volume manufacture. Our custom plastic injection moulding services support that journey, helping you move from early production through to automated high-volume output.

I searched “custom plastic injection moulding near me” — how do I know you’re a fit?

If you need UK-based engineering accountability, clear communication, and a partner that can support regulated or safety-critical production, we’re a strong fit. The fastest way to confirm is a short technical call—share your part requirements and we’ll advise the best next step.

How do we start a custom plastic injection moulding project?

Typically, we begin with a technical review of your part, volume expectations, material requirements, and quality needs. From there, we move into DFM and tooling strategy, followed by tooling and validation support, then production ramp-up.