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High Precision Milled Parts

EadeTech is a China-based specialty metal machining manufacturer focusing on high-performance materials including Titanium alloys, Nickel superalloys, Tungsten, Tantalum, Niobium, and Molybdenum. We deliver high-precision CNC milled parts for aerospace, medical, electronics, automotive, and industrial applications worldwide.

Learn more at https://www.eadetech.com.


Why Choose High-Precision Milling?

High-precision CNC milling allows for tight tolerance parts, excellent surface finishes, and repeatable production, essential for critical applications:

  • Aerospace structural components requiring dimensional accuracy

  • Medical implants needing biocompatible micro features

  • Automotive tooling with complex geometries

  • Electronics housings requiring precision micro-channels and slots

EadeTech’s advanced CNC technology ensures dimensional tolerances down to ±0.002 mm and surface finishes as low as Ra 0.05 µm.


Capabilities of EadeTech High-Precision Milling

  1. Material Expertise

    • Titanium alloys: Ti‑6Al‑4V, Ti‑6Al‑7Nb

    • Nickel superalloys: Inconel, Hastelloy, Waspaloy

    • Tungsten, Tantalum, Niobium, Molybdenum

  2. Tight Tolerance Machining

    • ±0.002–0.005 mm tolerances

    • Micro-features, small channels, thin walls

  3. Batch Flexibility

    • Prototype: 1–5 pieces

    • Small-batch production: 10–100 pieces

  4. Post-Milling Processes

    • Polishing, anodizing, coating, assembly for turnkey solutions


Table 1: High-Precision Milling Material & Size Capabilities

MaterialMax Workpiece Size (mm)Min Feature (mm)ToleranceSurface Finish (Ra µm)Typical Batch Qty
Ti‑6Al‑4V400×300×2000.1±0.002–0.0050.05–0.310–50
Inconel 718350×250×1500.08±0.002–0.0050.1–0.420–100
Tungsten200×150×1000.05±0.0050.2–0.65–50
Tantalum250×200×1200.08±0.002–0.0050.1–0.510–50

Applications of High-Precision Milled Parts

Aerospace

  • Engine brackets, housings, structural parts

  • Critical load-bearing and aerodynamic components

Medical

  • Surgical instruments, implants, orthopedic devices

  • Micro-channels, pockets, and high-accuracy surfaces

Automotive & Industrial

  • Manifolds, tooling, valve bodies

  • Durable and precise production-ready components

Electronics

  • Enclosures, heat sinks, connectors

  • Tightly controlled slots and micro-features for assembly


Table 2: Tolerances & Surface Finish Requirements by Industry

IndustryMaterialToleranceSurface Finish (Ra µm)Key Feature
AerospaceTi‑6Al‑4V±0.002 mm0.05–0.3Structural & load-bearing
MedicalTantalum±0.002 mm0.1–0.5Biocompatible micro features
IndustrialTungsten±0.005 mm0.2–0.6Multi-step tooling surfaces
ElectronicsInconel 718±0.002 mm0.1–0.4Heat management & precise slots

Techniques & Advantages

  1. High-Speed Precision Milling

    • Reduces tool deflection, vibration, and heat

    • Ideal for thin walls and small features

  2. Material-Specific Strategy

    • Titanium: low speed, high feed to reduce heat

    • Nickel alloys: CBN/PCD tools for wear resistance

    • Tungsten & refractory metals: incremental depth passes

  3. Integrated Post-Processing

    • Polishing, anodizing, and coating for functional and aesthetic optimization

  4. Fixture & Tooling Optimization

    • Custom jigs and high-rigidity fixtures

    • Ensures distortion-free high-precision results


Table 3: CNC Machines & Capabilities

Machine TypeMax Workpiece Size (mm)AxisMaterial CompatibilityNotes
5-Axis CNC Mill350×250×1505Ti, Nickel, Tungsten, TantalumComplex features & curved surfaces
4-Axis CNC Mill300×200×1204Ti, InconelAngled & multi-step surfaces
3-Axis CNC Mill400×300×2003Ti, Nickel, TungstenFlat & stepped pockets
Micro-Mill150×120×803Ti, TantalumThin walls & small features

Quality Assurance

EadeTech guarantees high-precision milled parts through:

  • Coordinate Measuring Machines (CMM) for dimensional verification

  • Surface roughness measurement for Ra control

  • Micro-feature inspection for pockets, channels, and steps

  • Batch traceability for prototype and small-batch runs


Table 4: Inspection Standards for High-Precision Milling

MeasurementTool/MethodToleranceInspection Frequency
DimensionalCMM±0.002–0.005 mm100%
Surface FinishRa tester0.05–0.4 µm10% batch
Pocket & Channel DepthDigital caliper±0.005 mm100%
Hole & Slot DiameterPin gauges±0.002 mm100%

Prototyping & Small-Batch Production

High-precision milling is ideal for prototypes and small-batch production:

  • Validate designs before full production

  • Ensure tolerance and surface finish compliance

  • Cost-effective solution for functional evaluation


Table 5: Prototype to Small-Batch High-Precision Milling

MaterialPrototype QtySmall-Batch QtyLead TimeToleranceSurface Finish (Ra µm)
Ti‑6Al‑4V1–510–501–2 weeks → 2–4 weeks±0.0020.05–0.3
Inconel 7181–520–1002–3 weeks → 3–5 weeks±0.0020.1–0.4
Tungsten1–35–502–4 weeks → 3–6 weeks±0.0050.2–0.6
Tantalum1–510–502–3 weeks → 2–4 weeks±0.0020.1–0.5

Challenges in High-Precision Milling

  1. Tool Wear & Heat Generation

    • Hard metals accelerate wear

    • Solution: CBN/PCD tools, optimized feeds, and coolant

  2. Thin-Wall & Micro-Feature Accuracy

    • Requires high-rigidity fixtures and spindle stability

  3. Surface Finish Control

    • Abrasive metals can degrade finishes

    • Solution: post-milling polishing and micro-finishing


Table 6: Tool & Process Optimization

MaterialTool TypeTool Life (hrs)Feed RateCoolantSurface Finish (Ra µm)
Ti‑6Al‑4VCarbide15–300.01–0.05 mm/revFlood0.05–0.3
Inconel 718CBN10–250.01–0.04 mm/revHigh-pressure0.1–0.4
TungstenPCD5–150.005–0.02 mm/revOil-based0.2–0.6
TantalumDiamond10–200.005–0.02 mm/revFlood0.1–0.5

Why Choose EadeTech High-Precision Milling

  • Material Expertise: Titanium, Nickel, Tungsten, Tantalum, and more

  • Tight Tolerance & Surface Finish: ±0.002 mm with Ra 0.05 µm

  • Prototype & Small-Batch Capabilities: 1–100 pieces

  • Global Applications: Aerospace, medical, industrial, automotive, electronics

  • Turnkey Solutions: Milling, surface finishing, assembly

All parts are ready-to-use, small-batch, and high-precision. Request a quote at https://www.eadetech.com.



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