Waterjet Cutting for Metal Fabrication

Metal fabrication often means working with different materials, thicknesses, and customer requirements. You may need to produce a single custom part one day and a recurring production batch the next.

Waterjet cutting gives you the flexibility to handle both. Because the process cuts without adding heat, it can produce precise parts without heat-affected zones or thermal distortion. The same cutting technology can also be used for a wide range of metals, making it a flexible addition to your production.

Whether you are cutting sheet metal, thick plate or custom components, waterjet cutting can help you produce accurate parts while reducing the need for secondary processing.

Precision Without Heat that Affects the Metal

Waterjet cutting is a cold-cutting process. A high-pressure water jet, with or without abrasive, removes material without introducing heat into the workpiece. This is important in metal fabrication because heat can affect the structure, hardness, and shape of the material. Thermal cutting methods can create heat-affected zones, distortion, or changes in material properties.

Waterjet cutting avoids these heat-related effects. This helps preserve the original material properties and can reduce the need for grinding, machining, or correction after cutting. For fabrication companies, that means a more flexible cutting process with less work needed after the cut.

Cutting a Wide Range of Metals

Metal fabrication rarely involves just one material. Waterjet technology can cut a wide range of metals, including:

  • Stainless steel
  • Carbon steel
  • Aluminium
  • Titanium
  • Copper
  • Brass
  • Other non-ferrous metals

Abrasive waterjet cutting is particularly useful for hard or thick metals where precision and edge quality are important. Instead of relying on different cutting processes for different materials, one waterjet cutting system can handle a broad range of fabrication requirements.

Waterjet Cutting for Sheet Metal and Thick Plate

From thinner sheets to thick metal plates, waterjet cutting can be adapted to different production requirements. The process does not introduce thermal stress into the material, making it suitable for applications where distortion needs to be avoided.

This can be valuable when producing heavy-duty parts, structural components, and custom metal parts where dimensional accuracy matters. The right cutting setup depends on the material, thickness, required cut quality, and production requirements.

Waterjet Cutting for Stainless Steel and Aluminum

Waterjet cutting is well suited to both stainless steel and aluminum fabrication. For stainless steel, cold cutting avoids thermal discoloration and heat-affected zones. For aluminum, the process produces precise cuts without introducing heat into the material. This makes waterjet cutting a practical option when you need clean, accurate parts and want to minimize heat-related effects.

Custom Metal Parts and Prototypes

Metal fabrication often means producing parts that are unique to a specific customer or application. Waterjet cutting is well suited to custom metal parts and prototypes because it does not require expensive dedicated tooling. This makes it easier to produce one-off components, short runs, and design iterations.

You can move from a digital drawing to a physical part without investing in dedicated cutting tools or fixtures. That flexibility makes waterjet cutting useful for fabrication companies that need to respond quickly to customer requests and produce parts in different materials and thicknesses.

Efficient Production from Cutting to Finished Part

A precise cut can reduce the amount of work required afterwards. Because waterjet cutting does not create heat distortion, parts may require less grinding, machining or correction after cutting. This can help reduce production time and simplify the workflow from raw material to finished component.

For fabrication companies, less secondary processing can also mean more predictable production and easier planning.

Better Material Utilization

Material costs are an important part of metal fabrication, particularly when working with expensive metals. Waterjet cutting can improve material utilization through precise cutting paths and efficient nesting. Parts can be positioned efficiently on the material surface to reduce scrap.

Better material utilization can help lower costs and reduce waste while making more of the material you have already paid for.

Waterjet Cutting Compared with Laser and Plasma

Laser and plasma cutting are widely used in metal fabrication and can be effective for many applications. Both processes use heat to cut the material.

Waterjet cutting works differently. As a cold cutting process, it does not create a heat-affected zone or introduce thermal distortion into the material. This can make waterjet cutting particularly useful when material integrity, precision, thick materials, or mixed-material production are important.

The right cutting technology depends on your application, material, thickness, and production requirements. Waterjet cutting can be a valuable complement to other cutting technologies when you need the advantages of a cold cutting process.

A Flexible Cutting Solution for Metal Fabrication

A waterjet cutting system can be particularly useful for fabrication companies that work with different materials, produce custom parts, or want greater control over their cutting capacity. It can support one-off parts, prototypes, short production runs, and recurring production while handling a wide range of metals.

For companies that currently outsource cutting, bringing waterjet cutting in-house can also provide greater control over lead times and production planning.

A Waterjet Solution for Your Metal Fabrication

Every fabrication operation has its own requirements. Material, thickness, component geometry, production volume and required precision all affect the right cutting solution.

Looking for a more flexible way to cut metal? Get in touch with our team to discuss your materials, components, and production requirements. We are specialists in waterjet cutting and can help you find a machine configuration that fits your production.

Frequently Asked Questions

Why is waterjet cutting used in metal fabrication?

Waterjet cutting is used in metal fabrication because it offers high precision, material flexibility and the ability to cut without heat. This makes it suitable for fabrication companies that work with different metals, plate thicknesses and customer-specific components.

The process can support both one-off parts and recurring production, making it useful for job shops, subcontractors and manufacturers that need flexible cutting capacity.

What metals can be cut with waterjet technology?

Waterjet technology can cut a wide range of metals, including stainless steel, carbon steel, aluminium, titanium, copper, brass and other non-ferrous metals. Abrasive waterjet cutting is especially useful for hard or thick metals where precision and edge quality are important.

Because the same cutting process can be used for many metal types, waterjet cutting is a flexible solution for companies with varied fabrication needs.

Why is cold cutting important in metal fabrication?

Cold cutting is important in metal fabrication because heat can affect the structure, hardness and shape of the material. Thermal cutting methods may create heat-affected zones, distortion or changes in material properties.

Waterjet cutting avoids these heat-related effects. This helps preserve the original material properties and can reduce the need for correction or finishing after cutting.

Can waterjet cutting be used for stainless steel and aluminium fabrication?

Yes, waterjet cutting can be used for both stainless steel and aluminium fabrication. It is suitable for cutting sheets, plates and custom parts where accuracy and clean edges are important.

For stainless steel, waterjet cutting can help avoid thermal discoloration and heat-affected zones. For aluminium, it can provide precise cutting without melting, distortion or burr problems commonly associated with some other cutting methods.

Is waterjet cutting suitable for thick metal plates?

Yes, waterjet cutting can be suitable for thick metal plates, depending on the material, required cut quality and production setup. The process can cut thick metals without creating thermal stress in the material.

This makes it useful for fabrication companies working with heavy-duty parts, structural components or materials where heat distortion must be avoided.

How does waterjet cutting compare to laser or plasma cutting in metal fabrication?

Laser and plasma cutting are often fast and efficient for many metal fabrication applications, but they use heat. This can create heat-affected zones, distortion or changes in the material surface.

Waterjet cutting is different because it is a cold cutting process. It is often preferred when material integrity, precision, thick materials or mixed material production are important.

Can waterjet cutting reduce secondary processing in metal fabrication?

Yes, waterjet cutting can reduce secondary processing in many metal fabrication applications. Since the process can create accurate cuts without heat distortion, parts may need less grinding, machining or correction after cutting.

This can help reduce production time, improve repeatability and make the fabrication workflow more efficient.

Is waterjet cutting suitable for custom metal parts and prototypes?

Yes, waterjet cutting is well suited for custom metal parts and prototypes. It does not require expensive tooling, which makes it practical for short runs, unique components and design changes.

This flexibility is valuable for metal fabrication companies that need to respond quickly to customer requests or produce parts in different materials and thicknesses.

How can waterjet cutting improve material utilization in metal fabrication?

Waterjet cutting can improve material utilization by enabling precise cutting paths and efficient nesting of parts on the material surface. This helps reduce scrap and makes better use of expensive metals.

For fabrication companies, improved material utilization can lower costs, reduce waste and support more efficient production planning.

When should a metal fabrication company invest in a waterjet cutting system?

A metal fabrication company should consider investing in a waterjet cutting system when it needs greater flexibility, better control over lead times, the ability to cut many materials or improved precision without heat impact.

A waterjet system can be especially valuable for companies that currently outsource cutting, work with mixed materials or need to produce custom parts, prototypes and varied production batches in-house.