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CNC Turning

EadeTech is a China-based specialty metal machining manufacturer with deep expertise in high-performance materials, including Titanium alloys, Nickel superalloys, Tantalum, Niobium, Tungsten, and Molybdenum. We provide precision CNC turning services for aerospace, medical, electronics, automotive, and industrial clients worldwide. From single prototypes to small batch production, our team delivers parts with tight tolerances, exceptional surface finish, and reliability for demanding applications.

For more information and detailed project references, visit https://www.eadetech.com.


Why Choose CNC Turning?

CNC turning is one of the most versatile machining processes, used to create cylindrical, conical, and rotational parts. By removing material from a rotating workpiece with cutting tools, CNC turning achieves high precision, tight tolerances, and excellent surface finishes.

At EadeTech, we specialize in turning hard-to-machine and exotic metals, where thermal conductivity, elasticity, and work hardening can make conventional machining difficult. Our engineers optimize tool selection, spindle speeds, feed rates, and cooling methods for each material to ensure minimal tool wear and deformation.


Capabilities of EadeTech CNC Turning

  • Multi-axis CNC lathes capable of producing complex geometries, threads, tapers, and stepped diameters

  • Tight tolerance machining up to ±0.005 mm

  • Surface finishes as low as Ra 0.2 µm

  • Material versatility, including Titanium alloys, Nickel superalloys, Tantalum, Tungsten, Niobium, and Molybdenum

  • Batch flexibility, from single prototypes to 500-piece small batches


Table 1: CNC Turning Material Properties & Parameters

MaterialHardness (HRC)Cutting Speed (m/min)Feed Rate (mm/rev)Tool TypeCoolant
Ti‑6Al‑4V3630–600.05–0.2CarbideFlood coolant
Inconel 7184010–300.03–0.1Coated carbideHigh-pressure coolant
Tantalum95 HRB5–150.02–0.08CarbideOil-based coolant
Tungsten90 HRB3–100.01–0.05Polycrystalline diamond (PCD)Specialized coolant

Applications of CNC Turning

  1. Aerospace Components

    • Shafts, bushings, and fasteners for jet engines and structural assemblies

    • High-strength materials withstand extreme temperatures and stress

  2. Medical Devices

    • Implants, surgical tools, and prosthetic components

    • Biocompatible Titanium and Niobium materials with tight tolerances

  3. Industrial Equipment

    • Precision rollers, pins, and specialty machinery components

    • Nickel superalloy and refractory metal parts for wear resistance

  4. Automotive

    • Engine components, valve guides, and high-performance shafts

    • Ensures lightweight and durability in Titanium or Nickel alloys


Table 2: CNC Turning Dimensional Capabilities

Part TypeMax Diameter (mm)Max Length (mm)Typical ToleranceSurface Finish (Ra µm)
Aerospace shaft250800±0.0050.2–0.4
Medical implant100200±0.0050.1–0.3
Industrial pin150400±0.010.3–0.6
Automotive shaft120300±0.010.3–0.5

Advanced CNC Turning Techniques

  1. Multi-Axis Turning

    • Enables complex features such as angled grooves, undercuts, and contours

    • Reduces the need for secondary operations

  2. Threading and Tapered Turning

    • Internal and external threading for aerospace and industrial fasteners

    • High-precision tapers for mating components

  3. Thin-Wall and Lightweight Structures

    • Special strategies for Titanium and Nickel alloys to prevent deformation

    • Use of low feed rates and optimized tool engagement

  4. High-Speed CNC Turning

    • Reduces cycle times for small-diameter components

    • Maintains surface integrity on heat-sensitive metals


Table 3: CNC Turning Spindle & Tool Capabilities

CNC Lathe TypeMax Spindle Speed (RPM)Tool StationsMax Tool Diameter (mm)Supported Features
5-axis turning center50001225Multi-contour, threading, grooving
Multi-spindle lathe40001020High-volume production, indexing
Small-part micro lathe8000610Watch parts, jewelry components
Heavy-duty lathe2500850Aerospace shafts, turbine components

Quality Assurance & Inspection

EadeTech emphasizes precision, consistency, and trust in every CNC turning project. We employ state-of-the-art metrology equipment to inspect each part, including:

  • CMM (Coordinate Measuring Machines)

  • Optical comparators

  • Surface roughness testers

  • Thread and taper gauges

This ensures each component meets aerospace, medical, or industrial tolerances, even on difficult-to-machine materials.


Table 4: CNC Turning Inspection Standards

Measurement TypeTool/MethodToleranceFrequency
DimensionalCMM±0.005 mm100% parts
Surface FinishRa tester0.2–0.4 µm10% batch
Thread AccuracyThread gauge±0.01 mm100% threads
ConcentricityDial indicator/CMM±0.01 mm100% parts

Prototyping & Small Batch CNC Turning

EadeTech supports prototyping and small batch production to help clients validate designs and prepare for production without high tooling costs.

Table 5: Prototype & Small Batch CNC Turning

MaterialPrototype QtyBatch QtyTypical Lead TimeToleranceSurface Finish
Ti‑6Al‑4V1–510–501–3 weeks±0.01 mm0.3–0.6 µm
Inconel 7181–520–1002–4 weeks±0.015 mm0.4–0.8 µm
Tantalum1–35–503–5 weeks±0.02 mm0.4–0.8 µm
Tungsten1–25–203–6 weeks±0.02 mm0.5–1.0 µm

Prototypes allow rapid testing of material performance and machining strategies before full production.


Advanced Machining Challenges & Solutions

Machining Titanium, Nickel superalloys, and refractory metals requires careful planning due to:

  • Low thermal conductivity causing heat buildup

  • Work hardening of Nickel alloys

  • High tool wear rates in Carbide or PCD tools

EadeTech solutions include:

  1. Optimized cutting parameters for each material

  2. Specialized tooling for high hardness materials

  3. Flood and high-pressure coolant strategies

  4. Stepwise finishing passes for thin-wall or delicate features


Table 6: Tool Wear & Machining Optimization

MaterialTool MaterialTool Life (min)Cutting StrategyCoolant Type
Ti‑6Al‑4VCarbide120–180Low feed, high spindleFlood coolant
Inconel 718Coated carbide60–120Stepwise roughing & finishingHigh-pressure coolant
TantalumCarbide90–150Slow feed & adaptive depthOil-based coolant
TungstenPCD30–60Low depth, low feedSpecialized coolant

These strategies ensure consistent high-quality parts with minimal tool replacement and downtime.


Why Choose EadeTech for CNC Turning

  • Material Expertise: Titanium alloys, Nickel superalloys, and refractory metals

  • Precision: Tolerances up to ±0.005 mm, tight thread and diameter control

  • Flexibility: From prototype to small batch production

  • Advanced Equipment: 5-axis turning centers, multi-spindle lathes, micro-lathes

  • Global Client Base: Serving aerospace, medical, electronics, automotive, and industrial sectors

  • Trusted Resource: Visit https://www.eadetech.com for insights and project examples

EadeTech combines engineering expertise, advanced CNC lathes, and strict quality protocols to deliver parts that meet or exceed customer expectations. Whether it’s a single prototype or a 500-piece small batch, our CNC turning solutions ensure accuracy, repeatability, and reliability.



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Phone: +8618998453346

Tel: +8618998453346

Email: [email protected]

Addr: Room 302, Building D, COFCO Gonghua Project, Zone 20, Honglang Community, Xin'an Street, Bao'an District, Shenzhen City.

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