Precision CNC Turning Milling Components with ±0.002~0.005mm Tolerance ISO9001 Certified and 100% Inspection
Our precision CNC turning milling service delivers custom components with exceptional accuracy and cost-efficiency for industrial applications.
| Product Name | CNC Turning Milling Parts |
|---|---|
| Material Available | Steel |
| Processing | CNC Turning Milling |
| Surface Finish | Black Oxidation |
| Tolerance | ±0.002~0.005mm |
| Drawing Accepted | IGES(igs), STEP(stp), SolidWorks (sodprt), PRT, AutoCad, or Samples |
| Inspection | CMM, Projector, Height Gauge, etc. |
| Lead Time | 7~35 working days |
| Quality Assurance | ISO9001:2015, SGS, RoHs |
| Payment Term | MoneyGram, Western Union, T/T, D/P, D/A, L/C |
| Price | According to your drawing or requirements |
| Packaging | Bubble and Carton or Customization |
|---|---|
| Port | Shenzhen |
CNC turning-milling parts feature one-step machining precision, minimal setup errors, and support for complex geometries including both rotational and prismatic features. With tight dimensional tolerances, smooth surface finishes, and excellent batch consistency, they suit fast-paced production demands while maintaining high quality.
Secondary Operations & Finishing
A. Value-Added Services
|
Operation |
Equipment Used |
Capability/Specification |
|
CNC Milling |
3/4/5-axis mills |
Cross-holes, flats, keyways, complex features |
|
Drilling/Tapping |
CNC drill units |
Deep hole (up to 10× diameter), micro-drilling (Ø0.3mm+) |
|
Grinding |
Cylindrical grinders |
ID/OD grinding, surface grinding |
|
Heat Treatment |
Vacuum furnaces |
Hardening, tempering, stress relieving, annealing |
|
Welding |
TIG, laser welders |
Precision welding for assemblies |
|
Assembly |
Cleanroom facilities |
Press fits, adhesive bonding, mechanical fastening |
B. Surface Finishes
|
Finish Type |
Process |
Typical Ra Value |
Characteristics |
|
As-Machined |
CNC turned |
0.8-3.2μm |
Cost-effective, tool marks visible |
|
Polished |
Mechanical polishing |
0.1-0.4μm |
Reflective, smooth, cosmetic quality |
|
Anodized |
Type II/III anodizing |
0.4-1.6μm |
Decorative, corrosion resistant (Al) |
|
Plated |
Electroplating |
Varies |
Chrome, nickel, zinc, tin coatings |
|
Passivated |
Chemical treatment |
Base material finish |
Corrosion resistance (stainless) |
|
Painted/Powder Coated |
Spray application |
Varies |
Color options, additional protection |
|
Black Oxide |
Chemical conversion |
Base material finish |
Mild corrosion resistance, appearance |
Quality Assurance & Inspection
A. Inspection Equipment
Multi-Sensor CMMs: 3D measurement with 0.001mm accuracy
Optical Comparators: Profile projection with 20× to 100× magnification
Surface Roughness Testers: Portable and benchtop Ra/Rz measurement
Hardness Testers: Rockwell, Brinell, Vickers, and micro-hardness
Thread Gauges: Complete sets to ISO/ANSI standards
Digital Calipers/Micrometers: 0.001mm resolution, calibrated regularly
Roundness Testers: Concentricity and cylindricity measurement
Force Measurement: Torque testing, spring constant verification
B. Quality Certifications & Processes
ISO 9001:2015 certified quality management system
First Article Inspection (FAIR): AS9102/PPAP documentation available
Statistical Process Control (SPC): Real-time monitoring of critical dimensions
Material Traceability: Mill test certificates, heat/lot number tracking
Calibration Program: All inspection equipment calibrated to NIST standards
Document Control: Revision-controlled drawings and specifications
- Manufacturability Review: Identification of potential production issues
- Cost Reduction Analysis: Alternative approaches, material optimization
- Tolerance Analysis: Statistical tolerance stacking, specification review
- Fixture/Tooling Design: Custom workholding solutions for complex parts
- Process Optimization: Sequencing, tool selection, cycle time reduction
- CAD Software: SolidWorks, CATIA, UG/NX, Autodesk Inventor, AutoCAD
- CAM Software: Mastercam, HyperMILL, PowerMILL, CATIA, UG/NX
- Simulation: Virtual machining verification, collision detection, material removal simulation
- Reverse Engineering: 3D scanning (laser, structured light) to CAD model conversion
- Prototyping: Rapid prototyping support via 3D printing for design validation
- Finite Element Analysis: Stress, thermal, modal analysis for component optimization
- Fluid Dynamics: Flow analysis for manifolds, fluid system components
- Thermal Analysis: Heat sink performance, thermal management solutions
- Drafting & Documentation: Creation of manufacturing drawings, GD&T application
- RFQ Submission: Provide drawings (PDF/DWG), 3D models (STEP/IGES/SLDPRT), specifications
- Technical Review: Engineering assessment, DFM analysis, process planning (24-48 hour response)
- Quotation: Detailed pricing with breakdown (material, setup, machining, finishing)
- Prototype Phase: Sample production with full inspection report
- Production Approval: Process validation, inspection plan agreement
- Manufacturing: Scheduled production with milestone updates (weekly/daily)
- Final Inspection: Complete FAIR or dimensional report before shipping
- Delivery: Appropriate packaging, shipping with tracking, customs documentation
| Production Type | Standard Lead Time | Expedited Options | Factors Affecting Lead Time |
|---|---|---|---|
| Prototype (1-10 pcs) | 5-15 business days | 3-5 days (+30-50%) | Material availability, complexity, fixturing |
| Low Volume (10-100 pcs) | 10-25 business days | 5-10 days (+25-40%) | Tooling requirements, secondary operations |
| Medium Volume (100-1,000 pcs) | 3-5 weeks | 2-3 weeks (+20-35%) | Production scheduling, capacity |
| High Volume (1,000+ pcs) | 6-12 weeks | 4-8 weeks (+15-30%) | Material procurement, dedicated production runs |
| Large Parts (>1m dimension) | 4-10 weeks | 3-6 weeks (+25-50%) | Special handling, machine availability |
- Standard Packaging: Poly bags with desiccant in partitioned cartons
- ESD-Sensitive: Antistatic bags, conductive foam, static-dissipative containers
- Cleanroom Packaging: Double-bagged, cleanroom compatible materials
- VCI Protection: Volatile corrosion inhibitor papers/films for ferrous metals
- Custom Fixturing: CNC-machured foam inserts, custom racks, reusable containers
- International Shipping: Export-rated crates, climate-controlled options available
- Global Shipping: Relationships with major carriers (DHL, FedEx, UPS)
- Export Documentation: Commercial invoice, packing list, certificate of origin
- Compliance Documentation: Material certifications, RoHS/REACH declarations
- Inventory Management: Consignment stock, bonded warehousing, kanban systems
- Just-In-Time Delivery: Scheduled deliveries aligned with production schedules
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.