ISO9001 Certified Precision CNC Milling Parts for Auto Components with ±0.002~0.005mm Tolerance
Price:
0.1~5USD
MOQ:
I PC
Delivery Time:
7~35 working days
Brand:
IMission
Product Description
Precision CNC Milling Parts for Auto Components
OEM Manufacturer specializing in high-precision CNC milling parts for automotive applications.
CNC Milling Parts Specifications
| Product Name | CNC Milling Parts |
|---|---|
| Material Available | Brass |
| 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 and Delivery
| Packaging | Bubble and Carton or Customization |
|---|---|
| Port | Shenzhen |

CNC Milling Parts Key Features
- Exceptional Precision & Tolerance Control: Achieve tight dimensional tolerances (down to ±0.005mm) and consistent geometries across batch production, eliminating human-induced errors.
- Versatile Material Compatibility: Suitable for processing aluminum alloys, stainless steel, titanium, brass, engineering plastics and composite materials.
- Complex Geometry Machining Capability: Capable of creating intricate shapes such as 3D contours, deep pockets, internal threads, and custom cavities.
Secondary Operations & Finishing
Value-Added Services
| Operation | Equipment/Process | Capability | Typical Tolerances |
|---|---|---|---|
| CNC Turning | Live tooling on mills, separate lathes | Turning features on milled parts | ±0.01mm |
| Grinding | Surface, cylindrical, jig grinders | Precision flatness, parallelism, size | ±0.002mm |
| EDM | Wire and sinker EDM | Complex geometries, hard materials | ±0.005mm |
| Heat Treatment | Vacuum furnaces, atmosphere controlled | Hardening, tempering, stress relief | Material dependent |
| Welding | TIG, laser, electron beam | Component assembly, repair | ±0.05mm after weld |
| Assembly | Press fits, adhesive, fastening | Multi-component assemblies | As per drawing |
Surface Finishing Options
| Finish Type | Process Method | Surface Ra (μm) | Characteristics & Applications |
|---|---|---|---|
| As-Machined | Standard CNC milling | 0.8-3.2 | Cost-effective, visible tool marks, general applications |
| Bead Blasting | Glass bead, aluminum oxide | 0.8-1.6 | Matte finish, uniform appearance, stress relief |
| Polishing | Mechanical, chemical, electro | 0.025-0.4 | Reflective, smooth, food, medical, optical |
| Anodizing | Type I-III, hardcoat (Al) | Base material dependent | Decorative, corrosion resistant, wear resistant |
| Plating | Nickel, chrome, zinc, tin | Varies | Corrosion protection, appearance, solderability |
| Powder Coating | Electrostatic application | N/A (coating) | Durable, color options, corrosion protection |
| Passivation | Nitric or citric acid (SS) | Base material finish | Corrosion resistance restoration |
| Laser Marking | Fiber, YAG lasers | N/A (marking) | Permanent identification, serialization, logos |
| Tumbling/Vibratory | Media finishing | 0.4-1.6 | Deburring, edge breaking, surface smoothing |
Quality Assurance & Inspection
Inspection Equipment & Capabilities
- CMM (Coordinate Measuring Machines): 3D measurement with 0.001mm accuracy, temperature controlled
- Optical Comparators/Vision Systems: Non-contact measurement, 2D profile verification
- Surface Roughness Testers: Contact and non-contact Ra, Rz, Rq measurements
- Roundness/Form Testers: Cylindricity, concentricity, flatness verification
- Hardness Testers: Rockwell, Brinell, Vickers, micro-hardness
- Portable Arms: Articulated arms with laser scanner for large parts
- Digital Height Gauges: Precision height measurement with 0.001mm resolution
- Gauge Blocks & Calibrated Instruments: Full set to ISO 3650 standards
- Force/Torque Measurement: For assembly validation, spring constant verification
Quality Management System
- ISO 9001:2015 Certified: Full quality management system implementation
- First Article Inspection: AS9102, PPAP, or custom FAIR documentation
- Statistical Process Control: Real-time monitoring of critical characteristics
- Material Certification: Mill test reports, material traceability to heat/lot
- Calibration Program: All inspection equipment calibrated to NIST-traceable standards
- Document Control: Revision-controlled drawings, specifications, procedures
- Non-Conformance System: Documented containment, root cause analysis, corrective action

Design Support & Engineering Services
Design for Manufacturing (DFM) Analysis
- 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/CAM Capabilities
- 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
Specialized Engineering Services
- 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
Ordering Process & Lead Times
Standard Quotation & Order Process
- 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 (if required): 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
Lead Time Guidelines
| 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 |
Packaging, Shipping & Logistics
Packaging Solutions
- 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
Logistics & Supply Chain
- 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
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
iMission Industry Co.,Ltd
Location
Blcok#2, No.36-8 Yingtai Road, Langkou Community, Dalang Street, Longhua District Shenzhen
Contact Person
Mady Gong