Moulded and extruded in Luton since 1957.
Warden Plastics supplies medium to high volume injection mouldings and extrusion profiles to the trade. Bring your own tooling or dies, or let us help with new and replacement tooling.
An illustration of how a die shapes a continuous profile. Got a die drawing or a sample? Send it over.
What we do
Two processes, one factory.
Whether you need thousands of moulded parts or metres of a precise profile, both run under the same roof and the same quality system.

Injection moulding
Medium to high volume mouldings on machines from 80 to 210 tonnes. Your tooling, or help with new and replacement tools.
Injection moulding →
Extrusion
Five extrusion lines producing profiles to your die. Extrusion is where Warden began and it is still at the core of the business.
Extrusion →Trade supplier
You bring the tool. We bring the capacity.
Warden welcomes enquiries from businesses that own their moulding tooling or extrusion dies, and can assist where new or replacement tooling is needed.
You have tooling
Moulding tools and extrusion dies you already own. We run them on our machines and lines.
You need tooling
New or replacement tools and dies. We can help you get them made.
Our own product range
Warden Biomedia, filter media made here.
Patented filter media for biological wastewater treatment, odour control and aquaculture, available in 100% recycled material. Used on projects for Yorkshire Water, Severn Trent and Anglian Water.
Patented
Protected by patents, registered designs and trademarks.
Recycled
Available in 100% recycled material.
UK made
Developed and manufactured in the UK.
Our legacy
Over 65 years of making things from plastic.
- 1957Warden starts out chipping and selling re-granulated plastics.
- ExtrusionThe business soon expands into designing and producing plastic extrusions.
- TodayInjection moulding and extrusion for a range of industry sectors, backed by ongoing investment in production capability.
Companies we work with
Trusted by makers across the UK.








Have a tool, a die or a drawing?
Tell us what you make and what volumes you need. We reply during working hours, Monday to Friday.