Precision CNC Milled Aluminum Plate with ±0.002~0.005mm Tolerance, ISO9001 Certified, and 100% Inspection for Industrial Parts
High-precision CNC milling services for industrial aluminum components with exceptional dimensional accuracy and surface finish quality.
| Product Name | Precision CNC Milling Parts |
| Material Available | Aluminum |
| Surface Finish | Black Oxidation |
| Processing | CNC Milling |
| 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 |
| Engineer Support | Available for engineering assistance and drawings design |
| Packaging | Bubble and Carton or Customization |
| Port | Shenzhen |

Achieve tight dimensional tolerances down to ±0.005mm with consistent geometries across batch production
Process aluminum alloys, stainless steel, titanium, brass, engineering plastics and composite materials
Create intricate shapes including 3D contours, deep pockets, internal threads, and custom cavities
| Machine Type | Axis Configuration | Table Size (mm) | Positioning Accuracy | Repeatability | Spindle Power/Speed | Unique Capabilities |
|---|---|---|---|---|---|---|
| 3-Axis Vertical | X, Y, Z | 500×400 to 1500×800 | ±0.005mm | ±0.003mm | 7.5-22kW, 8,000-24,000 RPM | Heavy material removal, deep cavities |
| 4-Axis with Rotary | X, Y, Z, A | 400×400 to 800×600 | ±0.008mm | ±0.005mm | 10-15kW, 12,000-20,000 RPM | Continuous indexing, cylindrical features |
| 5-Axis Simultaneous | X, Y, Z, A, B/C | 500×500 to 1200×800 | ±0.01mm | ±0.006mm | 12-30kW, 10,000-30,000 RPM | Complex 3D contours, undercuts, compound angles |
| 5-Axis Gantry | X, Y, Z, A, C | 2000×1000 to 5000×2500 | ±0.015mm | ±0.008mm | 18-40kW, 6,000-15,000 RPM | Large part machining, molds, aerospace structures |
| High-Speed Machining | 3/5-Axis | 400×400 to 800×600 | ±0.005mm | ±0.002mm | 15-25kW, 20,000-60,000 RPM | Aluminum, plastics, graphite, fine details |
Standard Machining Tolerances: ±0.025mm to ±0.10mm
Precision Machining Capability: ±0.005mm (with process control)
Ultra-Precision Machining: ±0.002mm (for critical features)
Surface Finish Range:
- As-machined: Ra 1.6μm to Ra 3.2μm
- Fine machining: Ra 0.4μm to Ra 1.6μm
- Micro-machining: Ra 0.1μm to Ra 0.4μm (with post-processing)
Geometric Tolerancing:
- Flatness/Straightness: 0.01mm per 100mm
- Parallelism/Perpendicularity: 0.015mm per 100mm
- True Position: 0.01mm (with precision tooling)
Maximum Part Dimensions:
- Standard 5-axis: 800mm × 600mm × 500mm
- Gantry machines: 5000mm × 2500mm × 1500mm
- Weight capacity: Up to 10,000kg on largest machines
| Material Group | Specific Grades | Machinability Rating | Recommended Cutting Parameters | Primary Applications |
|---|---|---|---|---|
| Aluminum Alloys | 6061, 7075, 2024, 5083, MIC-6 | Excellent | HS: 600-3000 m/min, DOC: 0.5-5mm | Aerospace, automotive, electronics, enclosures |
| Stainless Steels | 303, 304, 316, 17-4PH, 15-5PH, 416 | Fair to Good | HS: 50-120 m/min, DOC: 0.5-3mm | Medical, marine, chemical, food processing |
| Tool Steels | D2, A2, O1, H13, P20, S7 | Fair to Difficult | HS: 40-100 m/min, DOC: 0.2-2mm | Molds, dies, tooling, wear components |
| Carbon & Alloy Steels | 1018, 1045, 4140, 4340, 8620 | Good to Excellent | HS: 100-250 m/min, DOC: 1-5mm | Machine components, automotive, industrial |
| Titanium Alloys | Grade 2, Grade 5 (Ti6Al4V), Grade 23 | Difficult | HS: 30-70 m/min, DOC: 0.5-2mm | Aerospace, medical implants, chemical |
| Copper Alloys | C110, C360, C172, C932 | Excellent to Good | HS: 150-500 m/min, DOC: 0.5-4mm | Electrical, thermal, bearing, decorative |
| High-Temp Alloys | Inconel 718, Hastelloy, Waspaloy | Very Difficult | HS: 10-30 m/min, DOC: 0.2-1mm | Aerospace, turbine, extreme environment |
| Magnesium Alloys | AZ31B, AZ91D, WE43 | Excellent (with precautions) | HS: 300-1500 m/min, DOC: 1-5mm | Aerospace, racing, electronics (lightweight) |
| Material Type | Specific Varieties | Key Considerations | Applications |
|---|---|---|---|
| Engineering Plastics | PEEK, Delrin, Nylon, PTFE, POM, UHMW | Low thermal conductivity, prone to melting, vibration damping | Medical, bearings, insulators, low friction |
| Advanced Composites | Carbon Fiber, G10/FR4, Fiberglass | Abrasive, layered structure, delamination risk | Aerospace, sporting goods, electronics |
| Precision Ceramics | Alumina, Zirconia, Macor | Extremely hard, brittle, specialized tooling required | Semiconductor, medical, wear components |
| Graphite & EDM Materials | ISO-63, POCO, GrafTech | Dust control, specialized tooling | EDM electrodes, thermal, crucibles |

- 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.