Custom CNC for Prototypes

Core Capabilities

State-of-the-Art Equipment

• 3-axis, 4-axis, and 5-axis milling machines

• CNC lathes & multi-tasking turning centers (for complex geometries)

Tolerances

• Standard: ±0.1 mm

• High precision: up to ±0.005 mm

• Surface roughness: Ra 0.4μm or better

Lead Time

• Prototype turnaround: as fast as 3–5 business days

• Expedited services available on request

Material & Surface Finish Options

Materials We Machine:

• Metals: Aluminum (6061, 7075), Stainless Steel (304, 316), Brass, Copper

• Plastics: ABS, POM (Delrin), Nylon, PC

• Engineering plastics: PEEK, PTFE, Ultem

Finishing Options:

• Sandblasting & anodizing (clear, black, custom colors)

• Powder coating

• Electroplating

• Polishing, brushing

• Custom surface textures for visual prototypes

Application Areas

• Consumer Electronics: Housings, connectors, brackets

• Medical Devices: Enclosures, tool components

• Aerospace & Defense: Lightweight precision parts

• Automotive: Engine test models, heat sinks

• Industrial Equipment: Functional mechanical prototypes

Why Choose Our Custom CNC Prototype Services

• Rapid Turnaround: Short lead times to meet tight project deadlines

• In-House Quality Control: Every part inspected for precision and consistency

• Global Delivery: Serving clients across North America, Europe, and Asia

• Online Quoting & Instant Support

• ISO 9001 Certified Partners

FAQ

Q1: What is the typical lead time for custom CNC for prototypes?

A1: Our standard lead time is 3–5 days for prototype CNC machining. We also offer expedited services for urgent projects.

Q2: Can you handle tight tolerances for prototype CNC machining?

A2: Yes. We offer high-precision CNC with tolerances down to ±0.005 mm for detailed prototype work.

Q3: What materials can be used for CNC prototypes?

A3: We machine metals like aluminum, brass, and stainless steel, as well as plastics like ABS, nylon, POM, and PEEK.

Q4: Do you support surface finishing for prototype CNC parts?

A4: Absolutely. We provide anodizing, powder coating, polishing, and more finishing services for aesthetic or functional needs.

Q5: Is China 365PCB suitable for low-volume production after prototyping?

A5: Yes. Many clients start with CNC prototypes and seamlessly move into small-batch production with us.