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Built for Engineers. Made in the UK.

Quality Business Awards 2024 winner

Industrial 3D Printing
Built for Engineers.
Made in the UK.

Specialising in Industrial Additive Manufacturing UK for functional, production-grade 3D printed parts. Instant geometry analysis, automated quoting, and CAD pipeline integration for engineers and manufacturers.

End-to-End Additive Manufacturing Services

From single prototypes to low-volume production runs — we deliver functional, production-grade parts with no minimum order quantities and no tooling costs.

How it works

From file upload to finished parts

A streamlined workflow designed to get your parts manufactured quickly, without complexity or hidden costs.

1

Upload your file

Submit your STL, STEP, IGES, DXF or reference image through the quote page. No minimum order is required.

2

Review and quote

We check geometry, material suitability, orientation, tolerances and production risk before recommending the right route.

3

Manufacture and deliver

Your parts are produced, finished where required, inspected, and prepared for delivery or collection.

What Is 3D Printing for Manufacturing?

3D Printing Guide

3D printing for manufacturing is most valuable when the part is awkward, urgent, low-volume, or no longer available through a conventional supplier. It removes tooling delay and helps engineers move from CAD, sketch, or failed component to a usable physical part quickly.

Mitchell & Son is deliberately strongest in specialist work rather than commodity mass production: heritage automotive restoration, defence-grade polymer components, marine repairs, jigs, fixtures, brackets, housings, and practical replacements where engineering judgement matters.

For very high volumes, injection moulding or large automated print bureaus may be the right route. Our advantage is personal, engineering-led problem solving around materials, tolerances, fit, and end-use conditions that automated quoting systems often miss.





As an industrial additive manufacturing UK partner, we focus on engineering 3D printing and low volume manufacturing for real functional parts, not hobby kits or generic marketplace fulfilment.

Your Parts Are Made To Order

Every order is assessed around use: load, heat, moisture, wear, surface finish, tolerance and quantity. That keeps the recommendation specific to the job instead of relying on generic 3D printing claims.

Automotive, defence, marine, architecture, product design, and maintenance teams use us when they need a part that solves a defined problem, not just a print from a file.

This focused model keeps us away from low-margin commodity fulfilment and towards projects where careful material selection, CAD review, and clear advice make the difference between a useful component and a failed print.

Instant quotes for production-ready parts

Use our instant quote platform to upload an STL file or CAD model and get an online 3D printing quote for low volume manufacturing. This is the fastest way to compare costs for production additive manufacturing, engineering prototypes, and custom plastic components.

Whether you need an instant additive manufacturing quote, upload STEP file quote, or instant pricing for functional 3D printed parts, we make it simple to move from CAD to manufacture.



Industries We Support



Emergency 3D printing service in Southampton Hampshire producing functional industrial parts
Best 3D printing materials


Engineering Plastics and Material Selection

Material choice is where many 3D printed parts succeed or fail. We select polymers around service conditions such as load, heat, UV exposure, moisture, wear, chemical contact, flexibility, and surface finish.

The goal is practical reliability. Emergency replacements need to restore function quickly; production parts need repeatability and lifespan; visual models need clean detail without paying for unnecessary engineering-grade material.

  • Materials explained: Materials are where 3D printing becomes engineering, not just production. Each material has its own mechanical properties, finish, and use case.
  • PLA: Best suited for visual models and light-use parts. Easy to print and cost-effective, but not designed for high-stress or high-temperature environments.
  • ABS: Stronger and more heat-resistant than PLA. Suitable for functional prototypes and parts that need durability without moving into engineering-grade materials.
  • PETG: A balance between strength and flexibility. Good for functional parts where impact resistance and chemical resistance are required.
  • Nylon (PA12): An engineering-grade material. Strong, flexible, and wear-resistant. Used for functional components, mechanical parts, and assemblies.
  • Resin (SLA): High-detail, smooth finish. Ideal for intricate parts, visual prototypes, and applications where surface quality matters.
  • Composite materials: Carbon fibre or glass-filled materials offer increased stiffness and strength. Used where weight and performance are critical.


Functional printed part for real-world use




Cost of 3D Printing UK

3D Printing Cost Calculation

The cost of 3D printing is not a fixed price. It is a calculation.

It depends on several key factors:

  • Material usage, including volume and density
  • Print time and machine hours
  • Labour and setup
  • Post-processing requirements
  • Quantity

Unlike traditional manufacturing, there are no tooling costs, but that does not mean every part is cheap.

For small batches, prototypes, and complex geometries, 3D printing is often more cost-effective than machining or injection moulding. For high-volume production, traditional methods may still be more economical.

What matters is understanding where it fits. If you are producing one-off parts, custom components, or low-volume runs, 3D printing reduces upfront investment and speeds up delivery.

It is not about price alone. It is about total cost of production, time, and flexibility.



Industrial 3D printed part

For procurement teams, predictability matters. Once a part has been proven in service, repeat orders can be produced consistently, with known material, finish, and tolerance expectations.

This is particularly useful where legacy equipment is still operational but no longer supported by the original manufacturer. It allows businesses across Hampshire and the South Coast to extend asset life without redesigning an entire system.



Professional manufacturing support

Based in Southampton, Mitchell & Son supports businesses throughout the Solent region that need fast, sensible manufacturing solutions. Injection moulding has its place, but the upfront costs often run into thousands before a single part is produced.

For low-volume, emergency, or discontinued components, additive manufacturing is often the only commercially sensible option. We also offer post-processing where required, including sanding, surface finishing, and reinforcement, to improve durability or appearance when needed.

These services are optional and applied only where they add real value. The objective is always the same: produce a part that works properly, fits correctly, and does its job without becoming the next problem.



Everything we do is driven by real-world use. If a part is ornamental, it can be produced cheaply and quickly. If a part is handled daily, subjected to force, or critical to safety, it is built accordingly.

We do not oversell materials or processes that are unnecessary, and we do not underspec parts that will fail prematurely. This approach has allowed us to support manufacturers, engineers, restorers, and maintenance teams across Southampton and Hampshire with solutions that make practical and financial sense.

When something breaks, the priority is getting it working again reliably, not experimenting with technology for its own sake.



If you are dealing with a breakdown, an obsolete component, or a supply issue that cannot wait, 3D printing provides a fast and flexible solution. By combining practical experience, CAD capability, and material knowledge, we are able to produce functional parts without the cost and delay of traditional manufacturing methods.

The goal is not just to print a part, but to solve the problem that caused the failure in the first place.

Mitchell and Son workshop inspection
About Mitchell & Son

Engineering-led, not a print bureau

Mitchell & Son Additive Manufacturing focuses on specialist engineering problems: obsolete components, heritage vehicle restoration, defence and marine polymer parts, low-volume production, rapid prototyping, and custom functional parts that need to work in the real world.

Every job is considered through material choice, geometry, tolerance, finish, and end-use conditions. Where partner capacity or specialist processes are useful, we keep ownership of the brief, quality expectations, and customer communication.

  • CAD review before production where needed
  • No minimum order quantities for many projects
  • UK-based support for engineers, manufacturers, restorers, and makers
  • Transparent advice on materials, process limits, and turnaround
  • Specialist focus where human engineering review matters more than automated mass fulfilment

Customer Testimonies

Trusted by local engineers, restorers, and makers

Real feedback from satisfied clients



Very helpful guys, patient too... Highly recommend!
Mickey Padge Google Review
I needed small brackets for SieMatic kitchen units... Excellent standard.
John Watkins Google Review
Four dust caps for a 1950s Riley... Perfect, spot on.
David Ballantyne Google Review
Beautifully made part, easy to deal with.
Barrie Lever Google Review
Near absolute duplicate of original fastener... couldn't ask for more.
Verified Client Checkatrade
Quick and efficient, great quality.
Verified Client Checkatrade
Amazing level of service — fast response.
Verified Client Checkatrade
Excellent PPE mask production during need — sturdy and fast delivery.
Nigel Direct Feedback


Where to go next



Read Our Latest Blog Posts


FAQs

What industries do you support with 3D printing?

We work across automotive, aerospace, marine, medical, defence, heritage restoration and industrial manufacturing. The focus is on functional, low-volume, production-grade parts.

Can you quote low-volume production parts?

Yes. We specialise in low-volume manufacturing and can provide quotations for small batches, prototypes and replacement components without tooling.

What materials are available for functional parts?

We offer engineering plastics like ABS, ASA, PETG, nylon variants, carbon-fibre composites, TPU and resin systems depending on the application.

Do you offer instant quoting online?

Yes. Use our quote page to upload your model and receive a fast estimate for 3D printing, with engineering review where needed.

Can you manufacture parts for outdoor use?

We can. We recommend materials such as ASA or PETG for outdoor exposure and will advise based on the part’s environment.

Do you handle both prototypes and end-use components?

Yes. We support prototype development, functional testing, and direct low-volume production of finished parts.

Will you review my CAD before printing?

Yes. We perform a technical review to check manufacturability, suggest improvements, and ensure the part prints reliably.

How fast is the turnaround for production-grade parts?

Turnaround depends on material, quantity and post-processing. Many jobs are completed within a few days when the design is ready and materials are available.

Can you help with obsolete or discontinued part replacement?

Yes. We recreate legacy components from drawings, samples or photos, then manufacture replacement parts that fit and function reliably.

Is this service suitable for serious engineering applications?

Absolutely. This is an industrial additive manufacturing service for real engineering use, not a hobbyist 3D print shop.