Metal Waterjet Cutting in Bay Shore, NY

Precision Cuts Without Heat Damage or Warping

You need metal parts cut right the first time, with tolerances you can trust and edges that don’t need hours of finishing work.

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Waterjet Cutting Metal Bay Shore, NY

What You Actually Get From Waterjet Cutting

Your parts come back clean. No heat-affected zones that weaken the material. No warping that throws off your tolerances. No burnt edges that need grinding down before you can use them.

Waterjet cutting metal in Bay Shore, NY means you’re working with a cold process that leaves your material properties intact. Steel stays strong. Aluminum doesn’t distort. Titanium cuts clean without the brittleness you’d get from plasma or laser.

You save time because the edges are smooth enough to use right away. You save money because there’s less waste and fewer rejected parts. And you meet deadlines because the process is fast—up to four times faster than conventional methods when you’re using abrasive waterjet technology.

Metal Waterjet Cutting Services Bay Shore

Local Experience That Knows Long Island Manufacturing

We’ve been cutting metal for Long Island manufacturers since 1981. That’s over 40 years of understanding what local shops, fabricators, and production facilities actually need when they’re on a deadline.

We’re based in West Islip, just minutes from Bay Shore. You’re not shipping parts across the country and hoping they come back right. You can call, stop by, or get a same-day quote when your project timeline just got cut in half.

Our CNC metal waterjet cutting equipment handles everything from one-off prototypes to production runs. We’ve worked with aerospace contractors who need titanium cut to exacting specs, automotive suppliers running high-volume aluminum parts, and custom fabricators who need complex shapes that other methods can’t touch.

Custom Metal Waterjet Cutting Bay Shore

How Your Parts Get Cut Start to Finish

You send us your design file—CAD, DXF, whatever you’re working with. If you don’t have a file ready, our team can create one from your specs or sketches. We’re not just button-pushers; we understand design for manufacturability.

Once the file is dialed in, we program the CNC waterjet system. The cutting head uses a high-pressure stream of water mixed with abrasive garnet to cut through your material. It moves along the programmed path with precision down to 0.001 inches. No heat. No mechanical stress. Just water doing what it does best at 60,000 PSI.

Your parts come off the table ready to use or ready for the next step in your process. We can cut multiple sheets at once if you’re running production quantities, which keeps your cost per part down. Turnaround depends on complexity and volume, but we’re typically faster than you’d expect—especially compared to outsourcing to a distant shop.

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About Tri-State Waterjet

CNC Metal Waterjet Cutting Bay Shore, NY

What Materials and Thicknesses We Actually Cut

We cut stainless steel, carbon steel, aluminum, titanium, tool steel, copper, brass—basically any metal you’re working with. Thickness ranges up to 12 inches depending on the material, though most production work falls between 1/8 inch and 2 inches.

Bay Shore’s manufacturing landscape runs heavy on automotive suppliers, marine fabrication, and custom architectural metalwork. We see a lot of stainless for marine applications where salt exposure means you can’t have heat-affected zones weakening the material. Aluminum parts for automotive prototyping where dimensional accuracy matters more than speed. Titanium components for aerospace subcontractors who need documentation and consistency.

The process works for complex geometries that would be a nightmare on a punch press or plasma table. Tight inside corners. Intricate patterns. Parts where you’re cutting close to an edge and can’t risk warping. If you’ve been told a part is too difficult or expensive to cut, waterjet might be the answer you haven’t tried yet.

What's the difference between waterjet and laser cutting for metal?

Laser cutting uses focused heat to melt through material. That heat creates a zone around the cut edge where the metal’s properties change—it can get harder, more brittle, or weaker depending on the alloy. You’ll often see discoloration or oxidation that needs to be cleaned up.

Waterjet cutting metal doesn’t introduce any heat. The material stays at room temperature throughout the process. Your metallurgical properties stay consistent from the center of the sheet right to the cut edge. There’s no hardened zone to deal with, no stress risers that could lead to cracking down the road.

Laser has speed advantages on thinner materials—under a quarter inch or so. But waterjet cuts thicker materials that laser can’t touch, handles reflective metals like aluminum and copper without issues, and gives you a finished edge quality that often eliminates secondary operations. For Bay Shore, NY manufacturers working with varied materials and thicknesses, waterjet offers more versatility.

Our CNC metal waterjet cutting in Bay Shore, NY holds tolerances to ±0.001 inches on most materials and geometries. That’s tight enough for precision parts that need to fit together without adjustment or secondary machining.

The accuracy comes from computer-controlled motion systems that position the cutting head exactly where it needs to be, combined with Dynamic Waterjet technology that compensates for the natural taper you’d get from a conventional waterjet stream. The result is a nearly vertical edge with minimal taper, even on thicker materials.

You’ll see the best accuracy on materials up to about 2 inches thick. Beyond that, you’re still getting good cuts, but tolerances open up slightly depending on what you’re cutting. If you need specific tolerances for a critical dimension, tell us up front—we can adjust feeds, speeds, and cutting parameters to hit your numbers.

Both. We run single prototype parts and production quantities in the hundreds or thousands. The setup is the same either way—once the CNC program is written, it’s repeatable.

For production work, we can stack multiple sheets and cut them simultaneously. This brings your per-part cost way down because we’re cutting 5 or 10 parts in the time it would take to cut one. You get identical parts with consistent quality across the entire run.

Custom metal waterjet cutting in Bay Shore works well for manufacturers who need flexibility. Maybe you’re running 50 parts this month and 500 next month depending on orders. Waterjet doesn’t require expensive hard tooling like stamping or punching would. You’re paying for machine time and material, not for dies that only make sense at high volumes. That makes it economical whether you’re testing a new design or fulfilling a standing production order.

DXF and DWG files work best because they translate directly into CNC toolpaths. If you’re working in SolidWorks, AutoCAD, or any standard CAD program, you can export to DXF and we’re good to go.

Don’t have a CAD file? We can work from PDFs, sketches, or even a physical sample if that’s what you’ve got. Our design team will create the CAD file for you. There’s usually a small setup charge for file creation, but it’s straightforward and gets you to cut parts without needing to hire a CAD designer.

The more detail you can give us up front, the faster we can turn around a quote and get your parts into production. Dimensions, material specs, quantity, and any tolerance requirements that matter for your application. If you’re not sure what you need, call us. We’d rather spend 10 minutes on the phone clarifying details than cut parts that don’t work for your project.

Waterjet typically costs more per hour than plasma cutting but less than laser for thicker materials. The real cost comparison comes down to what you’re cutting and what you need the finished part to look like.

If you’re cutting thin sheet metal with simple shapes and don’t care about edge quality, plasma is cheaper. But if you need a clean edge, no heat damage, or you’re working with thicker material, waterjet often comes out ahead because you’re eliminating secondary finishing operations. You’re not paying someone to grind, sand, or machine the edges after cutting.

For metal waterjet cutting services in Bay Shore, NY, you’re also getting local service and fast turnaround. Shipping parts to a distant job shop and waiting a week costs you in time and logistics, even if their cutting rate is slightly lower. We can usually turn parts around in days, sometimes faster if you’re in a bind. That speed has value when you’re trying to meet a customer deadline or keep a production line running.

We regularly cut metal up to 12 inches thick, though most work falls in the 1/8 inch to 2 inch range. Thicker cuts are absolutely possible—waterjet can handle up to 300mm (about 12 inches) on materials like steel, aluminum, and titanium.

As material gets thicker, cutting speed slows down and you’ll see slightly more taper on the cut edge. For most applications, that taper is negligible and well within acceptable tolerances. If you’re cutting something thick and need a perfectly vertical edge, we can make multiple passes or adjust parameters to tighten it up.

The advantage over other methods becomes really obvious once you get past an inch thick. Laser cutting tops out around 1 inch on steel, and the edge quality degrades as you push the limits. Plasma can cut thick material but leaves a rough edge with significant heat affect. Waterjet keeps cutting clean no matter how thick the material gets, which is why you see it used for heavy plate work in structural applications, thick aluminum for marine components, and tool steel that would be a nightmare to cut any other way.

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