CNC Waterjet Cutting Hard Alloys

CNC Waterjet Cutting Hard Alloys from VT machining delivers precision Hard Alloys parts produced to your exact drawing. Abrasive waterjet cutting erodes metal with a high-pressure abrasive stream, with no heat-affected zone, and we tune every parameter to the behaviour of Hard Alloys, which is wear-resistant carbide and hardened tool materials.

CNC Waterjet Cutting Hard Alloys at VT machining
CNC Waterjet Cutting Hard Alloys — produced in-house at VT machining

CNC Waterjet Cutting Capability for Hard Alloys

  • No heat-affected zone
  • Thickness to 150+ mm
  • Tolerance ±0.1 mm
  • Any-metal capability

Hard Alloys Material Data

Hard Alloys — typical properties, quoted for WC-Co (YG8 / K20)
Density14.5 g/cm³
Tensile strength2000–3500 (TRS) MPa
Yield strength (0.2%)
Hardness88–93 HRA / 1300–1800 HV
Melting point2870 (WC) °C
Thermal conductivity70–100 W/m·K
Thermal expansion5.0 ×10⁻⁶/K
Electrical conductivity10%
Machinability (C36000 = 100%)grind / EDM only
Grades we runYG6, YG8, YG15 (K10–K30), D2, H13, M2, SKD11

Published typical values for WC-Co (YG8 / K20). Other grades in the family differ — the certificate supplied with your order carries the actual heat-lot figures.

Machining Hard Alloys — what actually causes trouble

Everything is done by grinding, wire EDM or sinker EDM. Design in a small corner radius wherever possible — a true sharp internal corner doubles the EDM time.

How CNC Waterjet Cutting Hard Alloys Works

A focused fibre-laser beam melts and blows material from the Hard Alloys sheet along the programmed contour. Power, focal position, nozzle stand-off and assist-gas pressure are tuned to the alloy and thickness for a clean, square edge.

Every job begins from your CAD model or 2D drawing. Fixturing and tool paths are planned so the most critical dimensions are produced in the most rigid, repeatable setup. Critical dimensions are checked on the first part and monitored through the run.

Achievable Tolerances for CNC Waterjet Cutting Hard Alloys

CNC Waterjet Cutting Hard Alloys — achievable tolerances
FeatureStandardPrecision
Contour dimension±0.10 mm±0.05 mm
Hole diameter±0.10 mm±0.05 mm
Kerf width0.20 mm0.10 mm
Squareness of cut edge0.5°0.2°
Heat-affected zone0.15 mm0.05 mm (N₂ assist)
Minimum hole diameter1.2 × thickness1.0 × thickness
Edge conditionlight drossburr-free, N₂ cut

Standard is what a normal quotation assumes. Precision is available on nominated features and is priced separately, because it needs extra setups, in-process gauging and CMM verification. Call out only the features that need it — blanket-tightening a drawing is the single most common reason a quote comes back expensive.

CNC Waterjet Cutting Quality & Inspection

Consistent quality comes from disciplined process control. Critical dimensions on Hard Alloys parts are checked in-process and verified at final inspection using calibrated instruments and, where required, CMM measurement. Full documentation — dimensional reports, mill certs, FAIR — is available when your programme needs it.

CNC Waterjet Cutting Tolerances & Surface Finish

Laser-cut Hard Alloys holds contour tolerances around ±0.05 mm depending on thickness, with a narrow kerf and a clean, near burr-free edge.

Final tolerances are governed by the material's behaviour, wall thickness and overall stiffness. We give honest DFM feedback if a callout would be costly or better achieved another way.

Design Tips for CNC Waterjet Cutting Hard Alloys

A few design choices make a real difference to cost and quality. Keeping holes no smaller than the material thickness, allowing for kerf, and grouping features sensibly improves edge quality and nesting yield on Hard Alloys. If you send your model early, we will return practical DFM feedback before you commit to production.

Secondary Operations & Finishing

We complete Hard Alloys components with the secondary steps your drawing calls for. We arrange heat treatment, surface treatment, marking and assembly as needed. Tell us the final spec and we will plan the full route so parts arrive ready to use.

Working with Hard Alloys

Hard Alloys offers a useful combination of properties: it is wear-resistant carbide and hardened tool materials. Those characteristics shape how we approach laser cutting — from tool and parameter selection to work-holding and coolant.

If your application is sensitive to alloy condition, we agree the specification in writing and document it. Stock is sourced from reputable suppliers so what you order is what you receive.

Applications of CNC Waterjet Cutting Hard Alloys

CNC Waterjet Cutting of Hard Alloys supports parts across aerospace, medical, automotive, electronics, semiconductor, energy and general industrial sectors. We scale from one-off prototypes to ongoing production while holding the same quality.

How to Order CNC Waterjet Cutting Hard Alloys

Ordering Hard Alloys parts is straightforward. Provide the drawing, material, quantity and any certification needs. Our engineers reply — in English — with feasibility, pricing and a realistic lead time, usually within one business day.

Parts We Have Run in Hard Alloys

Three representative CNC Waterjet Cutting Hard Alloys jobs, with the callouts that actually drove the process plan. Yours will differ — these are here so you can judge whether your part is in our range before you spend time on an RFQ.

Gasket / shim set

Material
Hard Alloys
Size
Ø120 × 0.5 mm
Key callouts
ID/OD ±0.05 mm, no heat discolouration
Batch
3,000 pcs

Small-diameter holes below 1.2 × thickness are punched, not lased.

Machine guard panel

Material
Hard Alloys
Size
900 × 600 × 3 mm
Key callouts
Slot pattern ±0.10 mm, hole-to-edge 6 mm
Batch
150 pcs

Cut with common-line pairs to halve the pierce count.

Control panel face

Material
Hard Alloys
Size
400 × 300 × 1.5 mm
Key callouts
Cutout position ±0.10 mm, no dross on visible face
Batch
600 pcs

Cut with nitrogen so the edge takes powder coat without secondary grinding.

Finishing Options for Hard Alloys

Finishing options available with this material
FinishThickness / effectWhy it gets specified
Deburr / edge break0.05–0.3 mmAll parts unless the drawing says otherwise
Bead blastRa 1.6–3.2 µmUniform matt finish, hides tool marks
Laser markingPart number, lot code, data matrix
Free — no sign-up

No drawing yet? Build one in the browser.

Set the metal, dimensions and features, watch the 3D model update as you type, then switch to the 2D sheet to add dimensions and tolerances. Download it or send it straight to us with your RFQ.

Open the 3D + 2D Builder

What We Need to Quote CNC Waterjet Cutting Hard Alloys

  • GeometrySTEP or IGES for the 3D model, plus a PDF drawing if you have tolerance callouts. A dimensioned sketch is enough to start.
  • MaterialThe exact Hard Alloys grade and condition — temper, heat-treat state or hardness. If you are not sure, tell us the function and we will suggest one.
  • QuantityPrototype count and the expected annual volume. Both change how the part is made and therefore what it costs.
  • TolerancesWhich features are critical. Everything else runs to our standard tolerance, which is what keeps the price sensible.
  • FinishSurface treatment, cosmetic requirements, and any faces that must be masked.
  • DocumentsWhether you need a material certificate, dimensional report, FAIR or PPAP with the shipment.

Missing something from the list is not a problem — send what you have. We will come back with the specific questions rather than a generic form.

Other Metals for CNC Waterjet Cutting

Other Processes for Hard Alloys

Send the drawing, the Hard Alloys grade and the quantity. You get pricing, lead time and any DFM notes back — usually within one business day.

Request a Quote

Frequently Asked Questions

Which industries use CNC Waterjet Cutting Hard Alloys parts?

CNC Waterjet Cutting Hard Alloys parts are used across aerospace, medical, automotive, electronics, semiconductor and general industrial sectors — anywhere precise Hard Alloys components are required.

What tolerances can you hold for CNC Waterjet Cutting Hard Alloys?

Achievable tolerances for Hard Alloys cutting depend on the alloy, geometry and feature size. Laser cutting holds contour tolerances to around ±0.05 mm depending on thickness. Exact figures are confirmed against your drawing callouts.

Does CNC Waterjet Cutting Hard Alloys require dedicated tooling?

Most Hard Alloys cutting work uses standard cutting tools and CNC programs; dedicated fixtures are made only when geometry or volume requires them.

What is CNC Waterjet Cutting Hard Alloys and how is it done?

CNC Waterjet Cutting Hard Alloys refers to abrasive waterjet cutting erodes metal with a high-pressure abrasive stream, with no heat-affected zone. Applied to Hard Alloys — wear-resistant carbide and hardened tool materials — VT machining produces each part to your CAD drawing, selecting parameters from your tolerance, finish and quantity requirements.

What is the typical lead time and minimum order for CNC Waterjet Cutting Hard Alloys?

CNC Waterjet Cutting prototypes for Hard Alloys can be produced quickly and scaled to series production. Send your drawing and quantity and we will advise lead time and any minimum order.

How clean are the edges produced by CNC Waterjet Cutting on Hard Alloys?

Laser cutting leaves Hard Alloys with a narrow kerf and a clean, near burr-free edge and only a small heat-affected zone.