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Precision CNC Turning Milling Parts for Auto Engine Components 100% Inspection

Categories CNC Turning Milling Parts
Brand Name: IMission
Model Number: CNC Turning Milling
Certification: ISO9001
Place of Origin: China
MOQ: I PC
Price: 0.1~5USD
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 10000pcs per month
Delivery Time: 7~35 working days
Packaging Details: Bubble and Carton or Customization
Material: SS
Weight: 0.1-8kg
Service: OEM or ODM
Key Word: CNC Turning Milling Parts
Shipping Method: Express, Air, Sea, Etc.
Product Process: CNC Turning Milling
Quality: 100% Inspection
Our Service: 24 Hours Online
Feature: Durable And High Precision
Surface Finishing: Anodizing, Plating, Polishing, Etc
Processing: CNC Machining, CNC Milling, CNC Turning,Stamping...
Drawing: IGES(igs), STEP(stp), SolidWorks (sodprt), PRT, AutoCad,PDF or Samples
Highlight: ISO9001 Certified CNC Milling Parts,100% Inspection CNC Machined Parts
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Precision CNC Turning Milling Parts for Auto Engine Components 100% Inspection

Precision CNC Turning Milling Parts for Auto Engine Components
CNC Turning Milling Parts Specifications
Product NameCNC Turning Milling Parts
Material AvailableStainless Steel (SS)
ProcessingCNC Turning Milling
Tolerance±0.002~0.005mm
Drawing AcceptedIGES(igs), STEP(stp), SolidWorks (sodprt), PRT, AutoCad, or Samples
InspectionCMM, Projector, Height Gauge, etc.
Lead Time7~35 working days
Quality AssuranceISO9001:2015, SGS, RoHs
Payment TermMoneyGram, Western Union, T/T, D/P, D/A, L/C
PriceAccording to your drawing or requirements
Packaging and Delivery
PackagingBubble and Carton or Customization
PortShenzhen
CNC Turning-Milling Features

CNC turning-milling parts are renowned for ultra-precise dimensional accuracy (tolerances down to ±0.005 mm) and superior surface finish (Ra ≤ 0.8 μm), achieved by the seamless integration of turning and milling operations in a single setup. These parts eliminate secondary machining errors, ensure consistent geometric consistency across batch production, and accommodate complex features such as multi-axis threaded holes, contoured surfaces, and integrated slots—making them ideal for high-performance applications in aerospace, automotive, and industrial machinery.

Secondary Operations & Finishing
Value-Added Services
OperationEquipment/ProcessCapabilityTypical Tolerances
CNC TurningLive tooling on mills, separate lathesTurning features on milled parts±0.01mm
GrindingSurface, cylindrical, jig grindersPrecision flatness, parallelism, size±0.002mm
EDMWire and sinker EDMComplex geometries, hard materials±0.005mm
Heat TreatmentVacuum furnaces, atmosphere controlledHardening, tempering, stress reliefMaterial dependent
WeldingTIG, laser, electron beamComponent assembly, repair±0.05mm after weld
AssemblyPress fits, adhesive, fasteningMulti-component assembliesAs per drawing
Surface Finishing Options
Finish TypeProcess MethodSurface Ra (μm)Characteristics & Applications
As-MachinedStandard CNC milling0.8-3.2Cost-effective, visible tool marks, general applications
Bead BlastingGlass bead, aluminum oxide0.8-1.6Matte finish, uniform appearance, stress relief
PolishingMechanical, chemical, electro0.025-0.4Reflective, smooth, food, medical, optical
AnodizingType I-III, hardcoat (Al)Base material dependentDecorative, corrosion resistant, wear resistant
PlatingNickel, chrome, zinc, tinVariesCorrosion protection, appearance, solderability
Powder CoatingElectrostatic applicationN/A (coating)Durable, color options, corrosion protection
PassivationNitric or citric acid (SS)Base material finishCorrosion resistance restoration
Laser MarkingFiber, YAG lasersN/A (marking)Permanent identification, serialization, logos
Tumbling/VibratoryMedia finishing0.4-1.6Deburring, 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
Advanced CNC machining process for precision componentsModern CNC machining workshop with advanced manufacturing equipment

Target Industries & Applications

A. Aerospace & Defense

Components: Structural frames, brackets, housings, turbine components, fittings

Materials: Aluminum (2024, 7075), titanium, Inconel, high-strength steels

Standards: AS9100, NADCAP (machining), MIL specifications, customer-specific

Critical Requirements: Fatigue resistance, weight optimization, documentation, traceability

B. Medical & Life Sciences

Components: Surgical instruments, implantable devices, diagnostic equipment, prosthetics

Materials: 316L stainless, titanium (Grade 5, 23), PEEK, cobalt-chrome

Requirements: Biocompatibility, cleanroom manufacturing, sterilization compatibility

Regulations: FDA compliance, ISO 13485, USP Class VI testing where applicable

C. Automotive & Motorsports

Components: Engine parts, transmission housings, suspension components, brackets

Materials: Aluminum, various steels, brass, magnesium (racing)

Production Volumes: Prototype to high-volume (10,000+ parts)

Special Capabilities: JIT delivery, kanban systems, production line support

D. Electronics & Semiconductor

Components: Enclosures, heat sinks, wafer handling, test fixtures, connector bodies

Materials: Aluminum, copper, engineering plastics, composites

Precision Requirements: Often ±0.005mm or better, micron-level flatness

Cleanliness: ESD-safe materials, particulate control, specialized cleaning

E. Industrial Machinery & Automation

Components: Machine frames, brackets, guides, robotic components, fixture

Materials: Carbon steel, aluminum, stainless, cast iron

Requirements: Wear resistance, dimensional stability, rigidity

Capabilities: Large part machining, weldment preparation, assembly interfaces
Shipping & Logistics
  • Export Documentation: Commercial invoice, packing list, certificate of origin
  • International Compliance: REACH, RoHS, conflict mineral documentation
  • Global Shipping: Relationships with major carriers (DHL, FedEx, UPS)
  • Inventory Management: Consignment stock, kanban systems, bonded warehousing
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