CNC LATHE
CNC Turning & Lathe Services
Shaft & Pin Turning Parts
Precision cylindrical turning for shafts, pins, and bushings. Capable of achieving tight tolerances and fine surface finishes for critical mechanical assemblies.
Threaded & Grooved Turning Parts
CNC turning for components requiring precise internal/external threads, grooves, and undercuts. Ideal for custom fasteners, valves, and connection parts.
Custom CNC Turned Parts
Flexible CNC turning for custom diameters, step profiles, and complex rotational geometries. Supports everything from single prototypes to high-volume production runs.
CNC Lathe Materials
| Material | Typical Applications | Typical Dimensional Tolerance | Notes |
| Aluminum Alloys | Round parts, shafts, pins, sleeves, threaded components | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned parts. Tighter tolerances available upon engineering review. |
| Stainless Steel | Shafts, bushings, threaded parts, medical and industrial components | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned parts. Tighter tolerances available upon engineering review. |
| Carbon Steel & Alloy Steel | Shafts, pins, gears, rods, high-load round parts | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned parts. Heat treatment may affect final dimensions. |
| Copper / Brass / Bronze | Connectors, inserts, nuts, fittings, bushings, conductive parts | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned parts. Tighter tolerances available upon engineering review. |
| Titanium / Magnesium | Lightweight or high-performance round components | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned parts. Requires special cutting parameters. |
| POM / PEEK / PAI | Precision plastic bushings, gears, rollers, sliding parts | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned plastics. Tighter tolerances available upon engineering review. |
| ABS / PC / PMMA / PBT / PET / PPS / PEI | Plastic sleeves, spacers, rollers, housings, functional parts | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned plastics. Tighter tolerances available upon engineering review. |
| PA / Nylon / Glass-filled Nylon | Bushings, spacers, rollers, structural plastic parts | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned plastics. Moisture absorption may affect long-term dimensions. |
| PP / PE / HDPE / LDPE / UPE / PTFE | Seals, sleeves, liners, low-friction parts | ISO 2768-m (Medium) | Standard tolerance per ISO 2768-m for turned plastics. Soft materials need careful clamping. |
CNC Lathe Surface Finishes
Nickel Plating
Nickel Plating
Anodizing
Anodizing
Grinding, Brushing & Polishing
Grinding, Brushing & Polishing
Bead Blasting
Bead Blasting
Passivation
Passivation
As Turned
As Turned
CNC Turning Across Industries
CNC Lathe Tolerances & Standards
| Basic Size Range (mm) | Fine (ISO 2768-f) | Medium (ISO 2768-m) | Coarse (ISO 2768-c) | Very Coarse (ISO 2768-v) |
| 0.5 up to 3 | ± 0.05mm | ± 0.1mm | ± 0.2mm | – |
| over 3 up to 6 | ± 0.05mm | ± 0.1mm | ± 0.3mm | ± 0.5mm |
| over 6 up to 30 | ± 0.1mm | ± 0.2mm | ± 0.5mm | ± 1mm |
| over 30 up to 120 | ± 0.15mm | ± 0.3mm | ± 0.8mm | ± 1.5mm |
| over 120 up to 400 | ± 0.2mm | ± 0.5mm | ± 1.2mm | ± 2.5mm |
| over 400 up to 1000 | ± 0.3mm | ± 0.8mm | ± 2mm | ± 4mm |
| over 1000 up to 2000 | ± 0.5mm | ± 1.2mm | ± 3mm | ± 6mm |
| over 2000 up to 4000 | – | ± 2mm | ± 4mm | ± 8mm |
Our CNC Turning Capabilities
Engineering Support & Process Optimization
Prototype to Production Capability
Precision Turning for Rotational Parts
Parts Completed in as Fast as 8 Hours
CNC Lathe FAQs
How can I request a CNC turning quote?
Send your CAD files, drawings, material requirements, quantity, and finishing details. Our engineering team will review the project and provide a suitable manufacturing solution.
How do you ensure CNC turning quality?
Parts are inspected throughout production with dimensional checks and final quality verification. Drawings and critical features are reviewed before machining begins.
Can you produce both prototypes and production quantities?
Yes. We support single prototypes, small batches, and production runs with consistent machining processes and repeatable quality.
What is the typical lead time for CNC turned parts?
Lead time depends on part complexity, quantity, material, and finishing requirements. Simple prototypes can be completed quickly, while production orders are scheduled based on project scope.
What surface finishes are available for turned parts?
Available finishes include as-machined, polishing, bead blasting, anodizing, plating, and other finishing options depending on material and application requirements.
What tolerances can CNC turning achieve?
Standard turning tolerances depend on part geometry, material, and drawing requirements. For critical features, our CNC turning process can achieve tighter tolerances with proper tooling and inspection control.
What materials can be used for CNC turning?
We machine a wide range of metals and engineering plastics, including aluminum, stainless steel, steel, brass, copper, titanium, POM, Nylon, and PEEK. Special materials can be reviewed based on project requirements.
What CNC turning services do you offer?
We provide CNC turning services for shafts, pins, bushings, threaded parts, and other rotational components. Our capabilities support prototype development, small batches, and production manufacturing.
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+86 0769-21680692
+86 137 1200 5389
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Email : quote@best-prototypes.com
Address : Block 4, Longguang Innovation Park, Zhen'an East Road
No. 74,Chang'an Town,Dongguan,Guangdong, China
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