How Does A Water Jet Cutter Work? An Insight from Brodeur Machine Co.

At Brodeur Machine Co., we’ve seen firsthand the transformative impact of water jet cutting technology in the machining world. Renowned for its versatility and precision, water jet cutters have become an indispensable tool in our state-of-the-art facility. Let’s delve into the mechanics of how a water jet cutter operates.

The Core Principle Behind Water Jet Cutting

Water jet cutting, at its core, is about utilizing high-pressure water to slice through materials. The process involves accelerating water to high speeds, creating a focused stream capable of cutting with remarkable precision.

The Water Jet Cutter Components

The key components of a water jet cutter include a high-pressure pump, a cutting head, an abrasive feed system (for abrasive water jets), and a control system. Each plays a pivotal role, from generating the water pressure to guiding the cutting stream.

The Cutting Process: Step-by-Step Explanation

The journey begins with water being drawn into the high-pressure pump, which then propels it towards the cutting head. In abrasive water jet cutters, an abrasive material like garnet is added to the stream here. The water then exits through a tiny orifice in the cutting head, striking the material with enough force to cut through it.

Abrasive vs. Pure Water Jet Cutting

There are two primary methods of water jet cutting: pure and abrasive. Pure water jet cutting is ideal for softer materials like rubber or foam, whereas abrasive water jet cutting is used for harder materials like metal or stone.

Controlling the Cut: Software and Precision

At Brodeur Machine Co., precision is paramount. We utilize advanced CAD software to design the cut, ensuring that the water jet follows intricate patterns and complex shapes with unparalleled accuracy.

Material Handling and the Water Jet Cutter

Water jet cutters can handle a diverse array of materials, from metals and composites to glass and ceramics, without inducing thermal stress or distortion. This broad capability makes water jet cutting a highly sought-after service in various industries.

The Power of Pressurized Water

The efficiency of a water jet cutter lies in its ability to generate and maintain high water pressure. This pressure, often reaching 50,000 PSI or more, is the driving force behind the cutter’s ability to slice through even the toughest materials.

Safety and Maintenance in Water Jet Cutting

Safety is a top priority in water jet cutting. Proper shielding and safety protocols are in place to protect operators. Regular maintenance, including inspecting nozzles and pumps, ensures the longevity and consistent performance of our water jet cutters.

Innovations and Future of Water Jet Cutting

Water jet cutting technology is continuously evolving, with new advancements enhancing its capabilities and efficiency. At Brodeur Machine Co., we stay abreast of these developments, ensuring that we offer the most cutting-edge services to our clients.


Water jet cutters represent a fusion of power and precision in modern fabrication. At Brodeur Machine Co., we harness this technology to provide our clients with top-notch machining services, reinforcing our commitment to quality and innovation.
Interested in leveraging the precision of water jet cutting for your next project? Contact Brodeur Machine Co. at 508-995-2662, and let us be your partner in precision and excellence.