Copper material at YiguProto
Copper machined or molded by YiguProto

Material

Copper — CNC Machining Materials

Copper is the best metal for conducting heat and electricity. We machine it into precise parts with CNC.

Overview

What Is Copper CNC Machining?

Copper is the best metal for conducting heat and electricity. We machine it into precise parts with CNC.

Material: Copper

Copper is a soft, reddish metal. It is the top choice for electrical and thermal parts because it conducts so well.

Process: CNC Machining

Computer-controlled mills and lathes cut a solid block into a precise part.

Result: Precise Finished Parts

Tight-tolerance parts for prototypes or production, finished to your drawing.

Material

Copper — CNC Machining Materials

Copper is the best metal for conducting heat and electricity. We machine it into precise parts with CNC.

Overview

What Is Copper CNC Machining?

Copper is the best metal for conducting heat and electricity. We machine it into precise parts with CNC.

Material: Copper

Copper is a soft, reddish metal. It is the top choice for electrical and thermal parts because it conducts so well.

Process: CNC Machining

Computer-controlled mills and lathes cut a solid block into a precise part.

Result: Precise Finished Parts

Tight-tolerance parts for prototypes or production, finished to your drawing.

Specifications

Copper Engineering Data

Typical reference values for Copper through cnc machining. Final numbers can vary with grade and part shape.

PropertyTypical Value
Material typeCopper (Cu)
Manufacturing processCNC Machining
Density8.96 g/cm³
Tensile strength210–400 MPa
Service temperature−50 to 200 °C
Standard finishesPolishing, plating, passivation

Values are typical reference data and may vary with grade, heat treatment, and part geometry. Tell us your needs and we will confirm exact specs.

Why Copper

Why Choose Copper for CNC Machining

Top Conductivity

The best electrical and thermal conductor among common metals.

Corrosion Resistant

Resists many environments, including seawater.

Easy to Machine

Soft and ductile. Cuts quickly with sharp tools.

Ductile

Forms and bends without breaking.

Material Options

Copper Grades & Options

We stock common grades. Tell us your need and we will pick the right one.

C110 (ETP)

High conductivity. The standard electrical copper.

C101 (OFHC)

Ultra-pure for the highest conductivity.

C145 (Tellurium)

Free-machining copper for fast turning.

How It Works

How We Make Your Copper Part

From your file to a finished part in five clear steps. Start with a free quote.

Send Files & Get a Quote

Upload your STEP or STL file and drawings. Get a clear, factory-direct quote with free DFM feedback, usually within 24 hours.

Design Review (DFM)

Our engineers check wall thickness, tolerances, and features. We suggest changes that save cost and improve quality.

CNC Milling & Turning

We cut your part from a solid block with mills and lathes in our machine shop.

Deburr & Finish

We remove burrs, then apply the finish you need, such as polishing or plating.

Inspect & Ship

We measure and inspect each part, then pack and ship worldwide with full tracking.

Applications

Where Copper Is Used

Busbars & Contacts

Electrical distribution and conductive parts.

Heat Exchangers

Plates and fins that move heat fast.

RF & EMI Parts

Radio-frequency and shielding components.

Industrial Fittings

Plumbing and process hardware.

Design Tips

Easy Design Tips for Beginners

New to this process? These simple rules help your part turn out well and cost less.

Respect Minimum Wall

Keep walls thick enough to stay rigid. Thin areas can vibrate and warp during cutting.

Plan for Tolerances

Tight tolerances cost more. Only specify them where the function needs them.

Add Chamfers & Radii

Small chamfers and radii help tools last longer and parts look cleaner.

Finishes

Surface Finishes for Copper Parts

As Machined

The natural milled surface. Good for most functional parts.

Polishing

A smoother, brighter surface for looks or low friction.

Plating

Nickel, chrome, or other coatings for corrosion or wear protection.

Passivation

A chemical treatment that boosts corrosion resistance on some metals.

Why YiguProto

A Trusted Manufacturing Partner

We are a dedicated factory for cnc machining. Every file is reviewed by engineers before production. Every part is inspected before shipping. Your designs stay private with us.

< 24h
Quote turnaround
No MOQ
One part or thousands
±0.005 mm
CNC tolerance
Free
DFM design review

FAQ

Copper — Frequently Asked Questions

Copper is a soft, reddish metal. It is the top choice for electrical and thermal parts because it conducts so well.
CNC machining uses computer-controlled mills and lathes to cut a solid block into a precise part. It is fast, repeatable, and ideal for tight tolerances.
Copper is a soft, ductile metal with the best electrical and thermal conductivity of common metals.
Copper (C110–C145) reaches about 210–400 MPa tensile strength. That is plenty for electrical and thermal parts.
Send us your files. Most quotes return within a few hours on workdays. We never take more than 24 hours.
There is no strict minimum. We make a single prototype or a full production run.
Yes. We treat all files and ideas as confidential. We sign NDAs when you need them.
Yes. Our engineers review your design and suggest changes that cut cost, improve quality, or speed up delivery.
As-machined, polishing, plating (tin, silver, nickel), and passivation.
Yes — we hold tolerances down to ±0.005 mm on CNC machining.
Yes. We can make samples for your approval. The sample cost is credited back on a production order.

Ready to Make Your Copper Part?

Send your 3D file and get a factory-direct quote with free DFM feedback within 24 hours.

Get a Quote Or email sales@yiguproto.com