Custom CNC Machining Service
Struggling with urgent CNC orders and complex production scaling? Our global facilities handle 1-100,000+ pcs seamlessly from prototyping to mass production.
- 24H Urgent Service: 98% on-time delivery for emergency orders Global.
- Capacity: 80+ CNC machines for the worldwide market.
- Complex Solutions: 4-axis machining for ±0.005mm precision.
TDB's Precision CNC Manufacturing Ecosystem
As a leading CNC machining service provider, TDB Tech leverages 4-axis precision machining, nanoscale EDM technology, and turn-mill integration to deliver:
e.g.:
- ±0.003mm accuracy for aerospace turbine blades & impellers
- Micro-drilling services with 0.1mm hole diameter (±2μm tolerance)
e.g.:
- AI-powered tool wear detection (12-hour predictive maintenance)
- Thermal stability control (±0.5℃) for high-volume CNC machining
Tips: Just getting started with CNC machining? Click to learn about “What is CNC Machining“.
※ Grasp the core principles and advantages of CNC machining in 3 minutes | The number of views has exceeded 100,000 among industry practitioners.
Carbon steel, stainless steel, and tools steel for industrial parts.
Copper, Brass, and alloy-grade copper for hydraulics and vacuum products.
Alloy aluminum components for hydraulics and renewable energy sectors.
CNC Machining Service Categories
Everything is CNC Machinable
CNC Milling
Utilizes multi-axis (3-4 axes) rotating cutters to machine complex geometries, including 3D profiles, slots, and precision holes.
- Mold cavity fabrication for plastic injection and die-casting molds
- Aerospace structural components (e.g., titanium alloy wing ribs, engine mounts)
CNC Turning
Processes rotationally symmetrical parts via workpiece rotation and tool feed motion, ideal for shafts, discs, and sleeves.
- Automotive transmission systems (e.g., crankshafts with ±0.01mm tolerance)
- Medical-grade implants (e.g., ISO 13485-compliant artificial joints)
Precision Machining
Delivers ultra-precise (±0.005mm) components through advanced thermal stability control and toolpath optimization.
- High-precision optical lens molds with Ra 0.05μm surface finish.
- Semiconductor equipment parts requiring sub-micron accuracy.
EDM
Electro-erodes conductive materials to machine intricate features in hardened metals (e.g., HRC 60+ tool steel).
- Deep cavity molds with narrow slots (e.g., automotive die-casting molds)
- Micro-hole drilling for aerospace fuel nozzles (Φ0.3mm ±0.005mm)
Case Studies Of CNC Machining Solutions
As a leading CNC machining company, we deliver proven manufacturing solutions helping automotive, medical device, aerospace, and electronics manufacturers overcome production challenges. Our CNC machining services enable 30% cost reduction and 50% faster time-to-market through technical innovation. Explore case studies demonstrating CNC precision machining capabilities from prototyping to mass production.
Hydraulics Steel Pipe Connectors By 4 Axis CNC Machining
Craft prototype of the famous Beijing Bird's Nest by precision CNC machining
Steel Ventilated Heat Sink CNC Machining
Pinion Shim Kit by CNC Turning Service
CNC Machining Applications Across Key Industries
Hydraulics CNC Services
- Micro-scale components: 5mm sensor housings (±0.005mm).
- Thin-wall satellite parts: 1mm thickness, Ra0.4μm.
- High-aspect-ratio rocket nozzles: 0.1mm holes.
- High-temperature CNC machining for Inconel/Ti alloys.
- 4-axis CNC milling for distortion-free thin walls.
Medical CNC Services
- Implant-grade devices: 0.2mm neuroelectrodes.
- Laser-cut cardiovascular implants: 50μm features.
- Micro-threaded dental components: M1.2 threads.
- ISO 13485-compliant CNC machining for PEEK/TC4.
- On-machine CMM inspection for medical devices.
Vacuum CNC Solutions
- Fuel system microholes: 0.08mm, ±1μm roundness.
- Micro-gear manufacturing: JIS 0-grade accuracy.
- EV battery component machining: 0.1mm copper.
- Lightweight aluminum CNC machining solutions.
Industrial Equipment CNC
- Miniature robotics parts: 0.1 module gears.
- Micro-channel hydraulic components: 0.3mm.
- Precision mold inserts: 5mm EDM cavities.
- Micro-EDM services for hardened steel.
- Smart CNC fixturing systems: 5μm accuracy.
The Core Competitiveness Of Precision CNC Machining
Multi-Axis CNC Machining Engineering
Our ISO-certified CNC machining services achieve 0.005mm tolerance control. We Specialize in complex components parts manufacturing and cover most industries.
Flexible CNC Production Solutions
From prototype machining to high-volume production, our production management system supports 1-100,000+ orders. All of our projects will be optimize inventory costs with JIT delivery.
Advanced Geometries Realized
4-axis simultaneous machining capabilities overcome challenging designs-turbine blades, impellers, and microfluidic devices with 50+ contoured surfaces. Achieve Ra0.2μm surface finishes.
Full Inspection Available
We insist real-time monitoring and CMM inspection ensure a 99.98% first-pass yield. High-precision quality control meets FDA and CE certification standards.
Industry-Specific Knowledge
First Mold has a 15-year track record in automotive, aerospace, and medical CNC machining solutions. Our DFM analysis prevents 90% of potential manufacturing issues at the design stage.
Multi-Material Machining Mastery
We are proud of our abilities in machining 300+ materials including Titanium Gr5, PEEK, Cobalt Chrome, Inconel 718, Aluminum 7075, Magnesium AZ31, Stainless 17-4PH, etc.
Efficient CNC Machining Order Process in 3 Steps
Our transparent workflow ensures complete visibility throughout the manufacturing journey, whether you’re embarking on your first project or continuing a long-standing partnership.
1. CAD File Submission and Design Review
Directly upload 3D/2D drawings (supporting STEP, IGES formats). Engineers will review design feasibility within 2 hours and provide DFM optimization solutions (intercepting 90% potential machining issues).
2. Material Selection and Instant Quoting
Select materials (300+ metal/non-metal library) and surface treatment processes (sandblasting/anodizing, etc.). Bulk order tiered pricing: 12% discount for 100+ pieces, additional 18% cost reduction for 1000+ pieces.
3. Production Monitoring & Delivery Assurance
Real-time monitoring through order dashboard: machine allocation → processing progress → quality inspection reports (including CMM data); Logistics tracking updates, supporting FDA/CE/IATF 16949 multi-standard shipping documents.
Precision CNC Tolerance Control
| Material Category | Standard Tolerance | High-Precision Option |
| Metals (Al 6061, SS 304) | ±0.001″ (0.025mm) | ±0.0005″ (0.0127mm) |
| Engineered Plastics | ±0.002″ (0.05mm) | ±0.001″ (0.025mm) |
| Composites (CFRP, PEEK) | ±0.003″ (0.076mm) | ±0.0015″ (0.038mm) |
Mega-Scale & Micro-Detail Machining
CNC Milling:
- Capacity: 2032x1220x610mm bed size.
- Precision: ±0.0003″/inch linear accuracy (HAAS UMC-750).
CNC Turning:
- Large Parts: Ø813mm x 1524mm
- Micro-Turning: Ø0.04″ (1mm) pins with Ra≤8μin (0.2μm) finish
Tips: Click to learn more about CNC machining tolerance standards.
We are trusted by many clients
CNC End-to-End Material Solutions
Based on a database of 10,000+ manufacturing cases, we have developed a three-dimensional decision model for material selection (mechanical performance, machining feasibility, lifecycle cost). We provide technical-grade material selection support for all industries.
| Applications | Cost Level | Material | Applications | Cost Level |
|---|---|---|---|---|
| Aerospace brackets | $$ | Brass C360 | Electrical connectors | $$ |
| High-stress fixtures | $$$ | Copper 110 | Heat sinks | $$$ |
| Marine hardware | $$ | Inconel 718 | Turbine disks | $$$$$ |
| Medical instruments | $$$$ | Nickel 200 | Electrolysis equipment | $$$$$ |
| Structural parts | $ | Magnesium AZ31B | Camera bodies | $$$$ |
| Cutting dies | $$$$ | Carbon Steel 1045 | Gears, shafts | $$ |
| Tooling fixtures | $$$$ | ABS | Automotive prototypes | $ |
| Medical implants | $$$$$ | Nylon (PA6/PA66) | Bearings, bushings | $$ |
| Racing components | $$$$$ | POM (Delrin) | Precision gears | $$ |
CNC Machining Surface Finishing Options
Every component receives mandatory cleaning and deburring services to eliminate contaminants (oil, coolant residues) and achieve high-grade surface finishes (Ra≤3.2μm). Our ISO-certified process ensures compliance with:
- FDA hygiene standards for medical devices
- AS9100 aerospace cleanliness protocols
- Automotive industry particulate control requirements
Many clients require enhanced surface treatments. TDB Tech offers the following post-processing options:
Craft Perfection with a Click
FAQ
How do you prevent overcutting on complex geometries in my parts?
To avoid overcutting in complex parts, we implement the following proven strategies:
Tool Selection: Use short, rigid tools with large diameters to minimize vibration. Carbide tools with optimized spiral angles (30°–45° for aluminum, 15°–25° for steel) reduce cutting forces
Programming Tactics:
- Apply climb milling for stable cutting conditions.
- Add corner-clearing routines and uniform stock allowances (0.2–0.5mm).
Parameter Control: Limit stepovers to <50% tool diameter and adjust feed rates using machine SF functions
Quality Checks: Perform 100% CMM inspection on critical features.
How do you handle warping in thin-walled stainless steel parts?
Thin-walled stainless steel components (e.g., aerospace ducts, medical implants) require precision warping control. Here’s our engineered approach integrating thermal dynamics, structural optimization, and industry certifications, optimized for keywords like thin-walled stainless steel warping prevention, CNC machining distortion control, and aerospace-grade stainless fabrication.
1. Process Parameter Optimization
| Parameter | Stainless 316L | Stainless 304 | Duplex 2205 |
|---|---|---|---|
| Cutting Speed (m/min) | 60–90 | 70–100 | 50–80 |
| Feed per Tooth (mm) | 0.04–0.06 | 0.05–0.08 | 0.03–0.05 |
| Clamping Force (N) | 200–400 | 150–350 | 250–500 |
- Axial Fixturing: Custom mandrels with 0.005mm concentricity tolerance eliminate radial deformation risks.
- Multi-Stage Roughing: 3-step material removal (1mm → 0.5mm → 0.2mm) with cryogenic cooling between stages
2. Thermal Stress Mitigation
- Laser-Assisted Machining: Pre-heat localized zones to 150–200°C using 1kW fiber lasers, reducing thermal gradients by 40%
- In-Process Cooling: High-pressure coolant (70 bar) targeting tool-workpiece interface lowers cutting temps to <120°C
3. Structural Reinforcement
- Topology-Designed Jigs: Additive-manufactured titanium fixtures with lattice structures provide 360° support for parts with 0.5mm wall thickness
- Residual Stress Mapping: Use XRD (X-ray diffraction) to identify high-stress zones (>500 MPa) for targeted stress-relief annealing
4. Post-Machining Correction
- Peening Techniques: Laser peening (3–5GW/cm² pulses) induces compressive stresses up to 800MPa, counteracting warping
- Hydroforming Adjustment: Apply 200–300MPa hydraulic pressure to reshape deformed areas within ±0.1mm tolerance.
Can you ship directly to my overseas factory?
Yes, we offer direct shipping to overseas factories. Our logistics partners include DHL, FedEx, and trusted sea freight providers. Typical delivery times:
- Air Freight: 5–7 business days to the US/EU.
- Sea Freight: 20–30 days for large batches.
All shipments include customs documentation and real-time tracking.
How to reduce CNC costs without sacrificing quality?
Achieving cost efficiency in CNC machining without compromising quality demands a holistic approach integrating design intelligence, material science, and process optimization. Below are actionable strategies aligned with SEO keywords like CNC cost reduction strategies, precision CNC machining optimization, and low-cost CNC prototyping.
1. Design for Manufacturability (DFM)
- Internal Radius Optimization: Add radii ≥1/3 of cavity depth to enable larger tools (e.g., ø8mm end mills), reducing machining time by 20%
- Thin-Wall Avoidance: Maintain wall thickness >0.8mm (metal) or 1.5mm (plastic) to prevent tool deflection and scrap
- Feature Consolidation: Merge multiple components into single setups (e.g., 3-in-1 brackets) to eliminate assembly costs
2. Material Cost Engineering
| Material | Cost-Saving Alternative | Strength Retention |
|---|---|---|
| 316L Stainless Steel | 304 Stainless Steel | 85% yield strength |
| Titanium Grade 5 | Aluminum 7075 | 70% strength-to-weight |
| Brass C360 | Free-Machining Steel 12L14 | Comparable machinability |
Bulk Purchasing: Partner with suppliers for discounted rates on common alloys (e.g., aluminum 6061)
3. Process Efficiency Tactics
- Adaptive Machining: Use trochoidal toolpaths to reduce tool wear by 30% and cycle times by 25%
- Multi-Axis Optimization: 5-axis machines produce complex parts in single setups, cutting labor costs by 40%
4. Tolerance Tiering
| Feature Type | Recommended Tolerance | Cost Impact |
|---|---|---|
| Functional Surfaces | ±0.005mm | High (CMM inspection) |
| Non-Critical Holes | ±0.1mm | Low (Standard tools) |
GD&T Implementation: Apply geometric tolerancing to avoid over-specification
5. Supply Chain Synergy
- Localized Sourcing: Reduce lead times and shipping costs by collaborating with regional material vendors
- Digital Prototyping: Use AI-driven CAM software (e.g., Fusion 360) to simulate machining and prevent errors pre-production
Can you anodize parts in custom colors?
Yes, we offer custom color anodizing services for CNC-machined parts. By adjusting the type of dyes, electrolytic solutions, and process parameters (e.g., voltage, temperature, and immersion time), we can achieve a wide range of colors, including gold, red, black, blue, green, and bronze, to meet specific design requirements
- Architectural Applications: Custom gold or bronze finishes for luxury buildings
- Industrial Components: Black or gray coatings for corrosion resistance in automotive parts
- Consumer Electronics: Vibrant colors like blue or red for aesthetic appeal
What to do if unsatisfied with surface treatment results?
If you’re unsatisfied with surface treatment results (e.g., anodizing,shot peening, or chemical film, take these steps:
Review Design Specifications: Confirm the original requirements (e.g., color codes, roughness Ra values) match the treatment process
Supplier Communication: Provide photos and CMM reports to your manufacturer for root-cause analysis
Rework Options:
- For uneven anodizing: Strip the coating chemically (e.g., NaOH solution) and re-anodize with adjusted dye batches
- For shot peening defects: Re-blast using finer media (e.g., glass beads instead of steel grit)
Quality Guarantees: Reputable suppliers often offer free rework or refunds for non-conforming finishes