Injection Moulding

Injection Moulding

Supporting several blue chip companies with contract injection moulding services across a wide range of manufacturing sectors. Using our state of the art micro-processor controlled moulding machines to obtain the highest quality and repeatability.

Glazing Accessories

Glazing Accessories

We manufacture a wide range of our own products from packers to specific mouldings for the UK and Ireland glazing industry. Supplying the distribution network with high vloumes of stock, outlets are in and around most UK towns.

Product Development

Product Development

With over 35 years' experience in plastic injection moulding and toolmaking we can advise customers on the best and most prudent way to approach a project. Product design, material selection, tool design and configuration.

Injection Moulding Specialists

Captive Closures are proud to support several blue chip companies with contract injection moulding services, We are active in most areas of UK manufacturing including the Automotive(car and HGV), Medical devices, Gas sensors, Office furniture, Water filters, Cosmetics packaging, Conductive packaging for sensitive electronics, Leisure products, Homecare and DIY, Access equipment, Promotional products for the brewery trade, Enclosures for electronics, Pest control, Gazebo components, Controlled access, Fire safety and many more.

We process most commodity and Engineering thermoplastic materials on our state of the art micro-processor-controlled moulding machines ranging from 25 Tonne clamp force up to 200 Tonne clamp force. With shot weights up to 600 grams.

Our Plastic Injection Moulding machines are exclusively of European manufacture (Wittmann Battenfeld), and are serviced, calibrated and maintained by Wittmann Battenfeld UK. Our machines are specified with full robot interface, hydraulic core pulling, air ejection circuits, and all carry SPC package for moulded part quality purposes.

We have experience with servo and air driven “pick and place” robots and spru pickers, hydraulic core pulling and unscrewing moulds, multi drop hot runner systems, and other downstream equipment for sorting product from spru.

We specialise in high cavity moulds with high volume production, But we are equally at home with low volume production and hand loaded cores etc.

If you have a product that you would like to discuss, please contact us. Or if you require any assistance in the design of a product we are happy to help. With over 35 years’ experience in plastic injection moulding and toolmaking, we are well poised to advise customers on the best and most prudent way to approach a project.

We welcome you to contact us, For discussion on moulded part design, Designing and purchasing new tooling, Or moving your existing tooling.

Injection Moulding

An example of a 110mm Diameter over-moulded wheel.
Polypropylene centre core with a tough none marking TPE skin.

Injection Moulding

A structural moulding with 5mm wall section moulded in 30% Glass filled Nylon 6.

Injection Moulding

A clear cap with internal screw thread, Demoulded with Hydraulic unscrewing mould tool.

Our Projects

Avon Project
Find Out More

Avon

Dragons Den
Find Out More

Dragons' Den

Boots Project
Find Out More

Boots