Premium Gravity
Die Casting Services

Reliable. Repeatable. Ready for Production.

DAC INDUSTRIES

At DAC, we
specialise in high-quality gravity die casting — delivering precision-engineered metal components with superior strength, finish, and dimensional accuracy.

What is gravity die casting?

Gravity die casting (also known as permanent mould casting) is a manufacturing process where molten metal is poured into a reusable steel or iron mould under the force of gravity.

This method is ideal for producing low, medium-to-high volume parts with excellent mechanical properties, tight tolerances, and a smooth surface finish — making it perfect for automotive, aerospace, defence, and industrial applications.

Why Choose Gravity Die Casting?

  • Superior Strength: Denser, stronger components than sand castings.

  • Consistent Quality: Excellent dimensional accuracy and repeatability.

  • Smooth Finish: Reduced machining and finishing requirements.

  • Efficient Production: Faster turnaround times for medium-to-large batch runs.

  • Material Flexibility: Suitable for aluminium, brass, and other non-ferrous alloys.

Our Gravity Die Casting Capabilities

  • Advanced CNC-machined dies for precision and durability.

  • Castings from 10g to 25kg in a variety of alloys.

  • In-house tool design and maintenance for cost control and quality assurance.

  • Heat treatment, machining, and finishing services for complete end-to-end solutions.

  • ISO-certified quality systems ensuring reliability and traceability.

Why Partner with DAC?

  • 70 Years of expertise in precision casting

  • Collaborative engineering support from concept to completion

  • Rapid prototyping and small batch production options

  • Global logistics and supply chain support

  • Competitive pricing without compromising quality 9001 ISO Certified

Industries We Serve

  • Automotive – engine components, housings, brackets

  • Aerospace – structural parts, fittings

  • Industrial Equipment – pumps, valves, enclosures

  • Electronics – heat sinks, cases, connectors

  • Renewable Energy – wind turbine and solar system components

See our full list of industries we support

Get a Quote Today

Whether you need a new die design, production run, or technical consultation, our team is ready to help.
We’ll review your drawings or samples, recommend the best casting process, and deliver a custom quote within 24 hours.

What People Say

Precision and Aesthetics in Aluminum Castings

Our aluminium gravity die castings, suitable for low, medium, and high volumes, are renowned for their precision, accuracy, and attractive finishes.

Endless Customisations Options

With our aluminium gravity die castings, you have a world of possibilities at your fingertips. We offer a diverse range of coatings that provide unique surface finishes and textures, allowing us to deliver finished castings with an accuracy of 0.25 mm. The customisation options are extensive, and we are excited to help bring your unique vision to life.

Efficiency in Production

Gravity die castings ensure rapid production and cost-effective pricing per piece. With an on-site hydraulic die operation, we optimise the process to deliver your products efficiently and affordably.

Diverse Product Range

We produce a wide variety of sizes and shapes, using both steel and sand cores to create profiles and contours that weigh between 10 grams and 25 kg, using a selection of alloys. For more information, please visit our casting materials page.

Learn More About Our Process

Additionally, be sure to watch our YouTube videos, which demonstrate our casting process in action.

Our aluminium gravity die castings offer a world of possibilities. With a diverse range of coatings available, each imparting a unique surface finish and texture, we can deliver a finished casting accurate to 0.25mm. The customisation options are endless, and we’re excited to bring your unique vision to life.

Gravity die castings ensure production speed and cost-effective piece prices. With a hydraulic die operation set up on-site, we optimise the process to deliver your products efficiently and affordably.

We produce a wide range of sizes and shapes, using steel and sand cores to create profiles and contours weighing 10 grams to 25 kg in a selection of BS1490 alloys. Please see our casting materials page for more information.

Contact us

We are eager to hear about your requirements. We encourage you to contact us to discuss how our aluminium gravity die castings can benefit your business.

Watch our YouTube videos, which demonstrate how our casting process works.

instagram

Stock everywhere with the lead up to Xmas…. #castingcompany #aluminium #foundry #gravitydiecasting #diecasting #ukcastings #metal #metalcasting #sandcast #sandcasting

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Offering a complete finished component service with our CNC machining facility #castings #aluminium #foundry #sandcasting #diecasting #ukfoundry #metal

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Aluminium is a widely used & recycled material all helping towards a greener planet 🌍 and lowering carbon footprints #foundry #aluminium #aluminiumfoundry #casting #castings #aluminiumcasting #ukfoundry #ukcastings #moltenmetal #recycling

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Internal sand cores play an integral part to form an intricate casting, pictured here are impeller cores for fluid transfer equipment #aluminium #aluminum #foundry #ukfoundry #gravitydiecasting #gravitycasting #sandcasting #aluminiumcasting #ukmanufacturing

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New tooling in production for a clients design, traditional milling methods are still being utilised in conjunction with CAD & CNC techniques #milling #aluminium #foundry #casting #aluminiumfoundry #ukmanufacturing #aluminiuncastings #castingsuk #lm25 #ingots #tooling

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ISO9901:2015 accreditation assures quality levels and procedures are followed methodically, only premium alloys are used from our U.K. based supply chain, here some LM25 material #aluminium #LM25 #ingots #foundry #aluminiuncastings #castingsuk #casting #ukmanufacturing #aluminiumfoundry

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Gravity die casting process delivers accurate dimensional parts, along with cost effective component price.#foundry#aluminium#ukfoundry#diecasting#sandcasting#aluminiumcasting#ukmanufacturing

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Send a message

    DAC collects personal information when you register an enquiry with us or place an order for products or services. We will use this information to provide the services requested, maintain records and, if you agree, to send you marketing information. DAC will not share your information for marketing purposes with other companies. For more information explaining how we use your information please see our Privacy Policy.

    Contact us now

    Happy to quote
    your gravity die casting job

    Call or Send an Message Today!

    Do you have a project in mind you need some help with? Please don’t hesitate to contact us via our contact form or call 01902 324646.

    Chris Hickman

    Foundry Manager

    Quality

    Quality is
    at the forefront
    of customer requirements, this is why DAC have made it our mission to strive for excellence in this field.

    ISO 9001

    Continual internal audits along with ISO 9001 audits ensure all of our quality procedures are monitored to the highest standard always looking for improvement.

    Method sheets

    Method sheets are introduced at the beginning of the casting process to ensure continuity in the casting run, along with periodic visual checks as the casting passes through each stage in the foundry.

    Fully Documented

    Material batches are documented for each casting run, allowing ease of traceability.

    A close up of a Gravity Die Castings made from aluminium

    Gravity Die Casting Applications

    Customised Automotive Components

    Develop precision-engineered components for automotive applications, such as engine blocks, transmission housings, and suspension parts, to enhance performance and efficiency.

    Architectural and Decorative Elements

    Gravity die casting can be used to create intricate and aesthetically appealing architectural and decorative elements for buildings, monuments, and public spaces. This technique offers unique design solutions and ensures the production of durable structures.

    Aerospace Components

    Gravity die casting is crucial in producing complex and high-strength components for the aerospace and aviation industries. This technique ensures superior quality, performance, and compliance with stringent safety standards, making it an indispensable part of the industry.

    Industrial Machinery Parts

    Manufacture specialised parts for industrial machinery and equipment, offering high durability, dimensional accuracy, and resistance to wear and tear in heavy-duty applications.

    Medical Equipment Components

    Fabricate precision components for medical devices and equipment, adhering to strict quality and safety standards and enabling customised designs for specific medical applications.

    Renewable Energy Components

    Contribute to producing components for renewable energy systems, such as wind turbines and solar panel frameworks, ensuring structural integrity and performance in sustainable energy solutions.