Electronics CNC Machining Services in China

CNC Machining for Electronics

Custom Electronics CNC Machining Services

Developing an electronic product means every part has to fit, assemble and look right. For 16 years, VMT has provided CNC machining for electronics, turning customer drawings into parts for consumer devices, telecom equipment, smart home products and other electronic products.

✓Tolerances down to ±0.005 mm
✓DFM review before machining
✓Quote within 24 hours
✓No MOQ, single prototypes welcome
✓40 material and finish options
✓ISO 9001:2015 certified

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CNC machined electronic parts in different colors and materials

CNC Machining Capabilities for Electronic Parts

Check your drawing against these standard limits before requesting a quote. They apply to CNC machining for precision electronics parts. If a feature falls outside them, send the drawing over for a DFM review.

Capability	VMT Standard
General Tolerances	ISO 2768 class m for metals; class c for plastics
Precision Tolerances	±0.005 mm (±0.0002 in)
Minimum Wall Thickness	Down to 0.5 mm
Minimum End Mill Size	0.5 mm
Minimum Drill Size	1 mm
CNC Milling Part Size	5 × 5 × 5 mm to 4000 × 1500 × 600 mm
CNC Turning Part Size	2 × 2 mm to 200 × 500 mm
Production Volume	No MOQ, from a single prototype
Lead Time	7 to 14 business days

Custom Electronic Parts Collection

These are CNC machining parts for electronics we have made to customer drawings, from keyboard cases and phone frames to lens housings and enclosures. Open any part to see its details, or send us your own drawing if your part is not shown.

Mechanical Keyboard Case

Machined keyboard case in a blue finish, with a long slot along the top edge and raised mounting features inside.

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Customized Tobacco Grinder

Four piece grinder in a dark finish, with machined teeth on the inner pieces, a mesh screen and lids that fit together.

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Custom CNC Machining Microphone Shell

Long cylindrical microphone shell in a silver finish, with a row of machined slots and round openings along its body.

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Custom CNC Machining Wireless Charging Dock

Round charging dock with a milled pocket in the base and a matching cover, shown in gold and silver finishes.

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Mobile Phone Frame

Metal phone frames with open centers for the screen, machined with rounded corners and shown in four different color finishes.

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Custom CNC Machining Mobile Phone Holders

Two styles of aluminum phone holders, each with a cutout slot and smooth angled surfaces, finished in gold and pink.

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Custom CNC Machining Aluminum Alloy Mouse Shell

Aluminum alloy mouse shell with a dense pattern of small machined holes on the surface and a hollowed internal cavity.

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CNC Machining Aluminum Alloy Camera Lens Housing

Aluminum alloy camera lens housing in a black finish, with a ridged ring near the base and a round opening at the front.

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CNC Machining Electronic Enclosures

CNC electronics enclosure in a silver finish, with an open top, straight walls and a single mounting hole in the back panel.

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Electronic Parts We Can Machine

We machine a wide range of CNC electronic parts to your drawings. The part names below are examples grouped by type, not a complete list, and what we can make depends on your drawing.

Housings and Enclosures

Electronic enclosuresDevice housingsInstrument housingsControl box shellsBattery housingsPower supply housingsRouter housingsCamera housingsSpeaker housingsCharger housingsRemote housingsWearable housings

Thermal Management Parts

Heat sinksHeat spreadersCooling platesCold platesLiquid cooling platesCooling finsRadiator componentsHeat dissipation basesLED heat sinksCPU cooler basesFan bracketsHeat pipe holders

Connector and Contact Parts

Connector bodiesConnector shellsUSB connector shellsCoaxial connector partsRF connector bodiesTerminalsTerminal blocksContact pinsPogo pin bodiesSocketsBattery contactsTest probes

Turned and Shaft Parts

Micro shaftsDrive spindlesGuide rollersControl knobsPush buttonsSwitch capsShaft bushingsLocating sleevesPrecision spacersHex standoffsDowel pinsThreaded inserts

Structural Parts

Mounting bracketsMounting platesBase platesEquipment chassisSupport framesPCB mounting bracketsCard guidesAccess coversFront panelsFaceplatesMounting blocksRetaining clips

RF and Shielding Parts

RF shieldsShielding casesShield coversWaveguide partsFilter housingsAntenna basesAntenna bracketsMicrowave housingsRF module housingsAmplifier housingsTelecom housingsBase station parts

Optical and Sensor Parts

Lens holdersLens barrelsLens mountsLens coversOptical mountsSensor mountsSensor housingsCamera module bracketsLaser housingsLED lamp housingsReflectorsFiber optic connector parts

Fixtures and Tooling

Test fixturesAssembly fixturesInspection fixturesSoldering fixturesPCB test fixturesAlignment fixturesClamping fixturesPositioning blocksFixture basesJigsTooling platesProbe plates

Features That Do Not Line Up at Assembly

Your housing arrives and a port cutout sits slightly off, a button rubs against its opening, or a lens barrel will not seat. CNC parts for electronics have to meet other parts at the same points, and tolerances stack across every one of them, so a small position error in one feature becomes a fit problem for the whole product.

At VMT, we review your drawing for tolerance stack up before machining starts. On our 5 axis machines, related features are machined in one setup from a shared datum, so their positions are tied to each other and not to separate clamping. The first part of each run is measured on a CMM against your drawing, and critical dimensions are checked again before parts ship.

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5 axis CNC machining of electronic parts

Anodized aluminum parts in different colors

Color and Finish That Do Not Match Between Parts and Batches

The top and bottom cover of one product come out in slightly different shades, or a reorder does not match the first batch. On consumer electronics CNC parts, the outer surface is what the customer sees and touches, so a color shift, a scratch or a tool mark is a reject even when every dimension is in tolerance.

At VMT, parts for one product are machined from the same material lot and finished in the same batch, because the alloy and the bath conditions both change the final shade. Finished parts are measured with a spectrophotometer, so the color difference between parts is a ΔE value and not an opinion.

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Electronics Industry Component Manufacturing Services

Electronic hardware leaves little room for stacked tolerance error, so the process is chosen around functional datums and assembly interfaces. At VMT, electronic CNC machining starts from how your part mounts and fits in the assembly, then we choose the process below that suits it.

CNC Milling

At VMT, electronic telecom CNC milling parts such as heat sink bases, brackets and housings are milled from aluminum, copper and plastics, with pockets, slots and threaded holes cut from your drawing.

Custom Electronics CNC Machining Services

CNC Machining Capabilities for Electronic Parts

Custom Electronic Parts Collection

Mechanical Keyboard Case

Customized Tobacco Grinder

Custom CNC Machining Microphone Shell

Custom CNC Machining Wireless Charging Dock

Mobile Phone Frame

Custom CNC Machining Mobile Phone Holders

Custom CNC Machining Aluminum Alloy Mouse Shell

CNC Machining Aluminum Alloy Camera Lens Housing

CNC Machining Electronic Enclosures

Electronic Parts We Can Machine

Housings and Enclosures

Thermal Management Parts

Connector and Contact Parts

Turned and Shaft Parts

Structural Parts

RF and Shielding Parts

Optical and Sensor Parts

Fixtures and Tooling

Features That Do Not Line Up at Assembly

Color and Finish That Do Not Match Between Parts and Batches

Electronics Industry Component Manufacturing Services

CNC Milling

Swiss CNC Machining

5 Axis CNC Machining

CNC Turning

Rapid Prototyping

Custom Aluminum Profile Machining

Materials for CNC Machined Electronic Parts

Aluminum

Copper

Brass

Stainless Steel

Titanium

ABS

Polycarbonate (PC)

Acrylic (PMMA)

POM (Delrin)

Nylon

PTFE (Teflon)

PEEK

Surface Treatments for CNC Machined Electronic Parts

Anodizing

Hardcoat Anodizing

Sandblasting

Brushing

Polishing

Laser Engraving

Chemical Conversion Coating

Plating

PVD Coating

Passivation

Why Choose VMT to Manufacture Electronic Housing and Parts?

Certified Excellence

Comprehensive Capabilities

Global Experience

Rapid Turnaround

Inspection Built Into the Process

Certifications and Documentation

Upload Your CAD File

Get DFM Feedback & Quote

Confirm & Start Production

Quality Inspection & Delivery

FAQ

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