CNC Honing Beryllium Copper

Looking for reliable CNC Honing Beryllium Copper? VT machining manufactures Beryllium Copper parts to tight tolerances and consistent quality. Beryllium Copper is high strength with good conductivity and fatigue life, so the process is set up specifically for the material.

CNC Honing Beryllium Copper at VT machining
CNC Honing Beryllium Copper — produced in-house at VT machining

CNC Honing Capability for Beryllium Copper

  • Bore Ra to 0.1 µm
  • Cross-hatch pattern
  • Roundness within 0.002 mm
  • Hydraulic-bore finishing

Beryllium Copper Material Data

Beryllium Copper — typical properties, quoted for C17200 (TH04/AT)
Density8.25 g/cm³
Tensile strength1140–1380 MPa
Yield strength (0.2%)1000–1200 MPa
Hardness36–42 HRC
Melting point866–980 °C
Thermal conductivity105–130 W/m·K
Thermal expansion17.8 ×10⁻⁶/K
Electrical conductivity22%
Machinability (C36000 = 100%)20–35%
Grades we runC17200, C17300, C17510 (high conductivity), C17410

Published typical values for C17200 (TH04/AT). Other grades in the family differ — the certificate supplied with your order carries the actual heat-lot figures.

Machining Beryllium Copper — what actually causes trouble

Machined in the solution-annealed state and age-hardened afterwards, which shrinks the part by roughly 0.1–0.2%. That shrink is compensated in the program.

How CNC Honing Beryllium Copper Works

Abrasive media or tooling refine the Beryllium Copper surface in controlled stages, removing the previous step's marks until the target roughness and edge condition are reached.

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 Honing Beryllium Copper

CNC Honing Beryllium Copper — achievable tolerances
FeatureStandardPrecision
Surface roughnessRa 0.8 µmRa 0.05 µm
Edge break0.1–0.3 mm0.05 ±0.02 mm
Material removed0.02 mm0.005 mm
Bore roundness after honing0.005 mm0.002 mm
Cross-hatch angle45° ±10°45° ±5°
Cosmetic gradeuniform satinmirror, no visible lines
Masking of datum faceson requeststandard

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.

Working with Beryllium Copper

Beryllium Copper offers a useful combination of properties: it is high strength with good conductivity and fatigue life. Those characteristics shape how we approach finishing — 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.

Secondary Operations & Finishing

We complete Beryllium Copper 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.

Design Tips for CNC Honing Beryllium Copper

A few design choices make a real difference to cost and quality. Telling us the target Ra, the cosmetic faces and any masking needs lets us finish Beryllium Copper efficiently without over-processing. If you send your model early, we will return practical DFM feedback before you commit to production.

CNC Honing Tolerances & Surface Finish

Finishing brings Beryllium Copper to a defined roughness target — from a uniform satin to Ra values as low as 0.05 µm — with controlled, repeatable edge breaks.

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.

CNC Honing Quality & Inspection

Consistent quality comes from disciplined process control. Critical dimensions on Beryllium Copper 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.

Applications of CNC Honing Beryllium Copper

CNC Honing of Beryllium Copper 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 Honing Beryllium Copper

Ordering Beryllium Copper 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 Beryllium Copper

Three representative CNC Honing Beryllium Copper 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.

Mirror-polished insert

Material
Beryllium Copper
Size
80 × 50 mm cavity
Key callouts
Ra 0.05 µm, SPI A2
Batch
60 pcs

Polished in five abrasive stages; skipping one leaves scratches the next cannot remove.

Sealing face

Material
Beryllium Copper
Size
Ø60 mm face
Key callouts
Ra 0.2 µm, flatness 0.005 mm
Batch
1,000 pcs

Lapped after grinding; the seal spec is a roughness number, not a dimension.

Hydraulic bore

Material
Beryllium Copper
Size
Ø32 × 200 mm
Key callouts
Ra 0.4 µm cross-hatch 45°, roundness 0.003 mm
Batch
600 pcs

Honed in three stages; the cross-hatch is what holds the oil film.

Finishing Options for Beryllium Copper

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 Honing Beryllium Copper

  • 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 Beryllium Copper 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 Honing

Other Processes for Beryllium Copper

Send the drawing, the Beryllium Copper 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

What is CNC Honing Beryllium Copper and how is it done?

CNC Honing Beryllium Copper refers to honing finishes bores with abrasive stones to precise size, roundness and a cross-hatch surface. Applied to Beryllium Copper — high strength with good conductivity and fatigue life — 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 Honing Beryllium Copper?

CNC Honing prototypes for Beryllium Copper can be produced quickly and scaled to series production. Send your drawing and quantity and we will advise lead time and any minimum order.

Why is Beryllium Copper a good choice for CNC Honing?

Beryllium Copper is high strength with good conductivity and fatigue life, which makes it well suited to CNC Honing. We tune the process to the alloy so the finished Beryllium Copper finishing part meets your dimensional and functional requirements.

Does CNC Honing Beryllium Copper require dedicated tooling?

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

How clean are the edges produced by CNC Honing on Beryllium Copper?

Our deburring leaves Beryllium Copper with a consistent, controlled edge break and burr-free surfaces.

Which industries use CNC Honing Beryllium Copper parts?

CNC Honing Beryllium Copper parts are used across aerospace, medical, automotive, electronics, semiconductor and general industrial sectors — anywhere precise Beryllium Copper components are required.