Injector sleeves

Diesel and Hydrogen Injector Sleeves

Diesel injector sleeves and hydrogen injector sleeves in copper and steel

Luvata Welshpool has always been heavily involved in the automotive sector, in both high-volume manufacturing and in the development of specialised components for motorsport.

Our expertise in precision cold forming and machining enables engine, chassis, and drivetrain manufacturers for both cars and commercial vehicles to maximise the performance and efficiency of key components such as diesel and hydrogen injector sleeves.

We can offer a complete package of services, from design and prototyping, through low and high-volume production, to project management and single source agreements to help you minimise costs, reduce lead times and improve quality and reliability of supply.

Cold forming precision metal components

Cold forming has long been established as a method for producing simple, high-volume components such as fasteners quickly and cost effectively. As cold forming retains the integrity of the metal while also producing parts with highly polished surfaces, the performance of a component can be dramatically improved.  

Unlike some traditional energy intensive, time consuming and often wasteful methods of shaping metal, cold forming is a particularly simple process that produces metal components at low ambient temperatures without removing any material. Increasingly, this process is being used to produce high precision components from a range of metals including advanced engineered metals. Hydrogen gas injector sleeves, for example, require absolute precision to prevent leaks and control the pressure and flow of hydrogen because it is a low-density gas.

Cold-formed copper and steel injector sleeves

Injector sleeves are critical components that transfer and dispense heat away from the injector. They also help seal the fuel injector to the cylinder head to stop coolant mixing with combustion gases in engines used in automotive, marine and heavy industrial applications. Without a robust seal, combustion gases and coolant will leak into the fuel system resulting in failure of the injector.

By cold forming injector sleeves out of copper or steel, rather than via other manufacturing processes, a higher quality, uniform injector sleeve with more consistent wall thicknesses is produced. This prevents variations in temperature that would negatively impact the life of the injector in the engine.

Machined injector sleeves

If profiles are required that are not suitable for cold-forming, Luvata Welshpool can machine from bar or billet to tight tolerances.

With the need to reduce wastage rates and energy consumption for both economic and environmental reasons, an increasing number of automotive manufacturers are looking to adopt more efficient and cost-effective methods of producing copper, steel and stainless-steel components. Contact one of our specialist team today if you are interested in learning more about cold forming diesel and hydrogen injector sleeves. 

Hydrogen injector sleeve in close-up

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