LPBF + 5-AXIS FINISH
PRECISION PRODUCT MATRIX
Featured Rapid Prototyping & Machining Components
Direct OEM-level solutions engineered via industrial LPBF metal printing and micrometric 5-axis CNC secondary finishing.
HYBRID MANUFACTURING
Custom Metal Solutions-3D Printing & 5-Axis CNC Machining
Buy Custom Metal Solutions
GREEN LASER TECHNOLOGY
Pure Copper 3D Metal Printing with Green Laser (515nm)
Buy Copper 3D Printing
STRUCTURAL RIGIDITY
Precision and Structural 3D Printing & CNC Fabrication
Buy Structural Fabrication
POWER TRANSMISSION
High-Quality Precision Power Gear Manufacturing Solutions
Get Gear Solution Quotes
TECHNICAL WHITEPAPER & ENGINEERING EXCELLENCE
Hybrid Additive & Subtractive Manufacturing Synergy
Overcoming the limitations of standalone 3D printing and conventional subtractive CNC milling through an integrated, single-facility engineering approach.
Geometric Freedom of LPBF
Laser Powder Bed Fusion (LPBF) enables non-linear cooling paths, hollow interior geometries, internal lattice reinforcement, and topology-optimized structural members that traditional 3-axis or 5-axis tooling cutters physically cannot reach.
- Internal fluid manifolds without welded seams
- Mass reduction up to 65% via hollow lattices
- Consolidation of multi-part assemblies
Micrometric CNC Finishing
Additive parts inherently possess as-printed surface roughness (Ra 6.3–12.5 µm). Our in-house simultaneous 5-axis CNC machining bridges the gap, refining critical bearing journals, dowel alignments, O-ring grooves, and sealing faces down to Ra 0.4 µm.
- Critical linear tolerances to ±0.005 mm
- GD&T coaxiality and runout under 0.01 mm
- Custom indexing datums for zero-shift setups
Metallurgical Integrity
Through precisely controlled thermal stress relief, Hot Isostatic Pressing (HIP) compatibility, and vacuum inert-gas heat treatment, we neutralize residual lattice stresses caused by laser melting, ensuring full structural fatigue strength and dimensional stability.
- Melt pool density exceeding 99.8%
- Complete elimination of micro-void crack paths
- Certified raw ingot & powder batch chemistry
GLOBAL SOURCING STRATEGY
Meeting the Procurement Demands of Global OEMs
How tier-1 automotive suppliers, robotic innovators, and industrial machinery developers solve prototype bottlenecks and accelerate commercial deployment.
Radical NPI Acceleration
Global hardware procurement cycles can no longer wait 8 to 12 weeks for complex casting tooling or injection mold hardening. Additive-subtractive prototyping compresses iteration lead times to 3–7 business days, allowing teams to validate structural and aerodynamic form before capital tooling release.
Zero Minimum Order Quantity (Zero MOQ)
From custom robotic actuation brackets to bespoke medical robotics components, low-volume and bridge-manufacturing allow purchasing departments to avoid millions in stranded inventory while securing batch repeatability and high-precision tolerances.
Digital Engineering Traceability
Western enterprise clients require strict Design-for-Manufacturability (DFM) reports, 3D optical scanning deviation heatmaps, and full material certificates conforming to ASTM, DIN, and ISO standards before sign-off.
THE DONGGUAN ECOSYSTEM
China Factory Supply Chain: The Speed & Scale Advantage
Located in the industrial heartland of Dongguan, Guangdong, TC Precision harnesses a world-class manufacturing cluster offering rapid raw material procurement, advanced heat treatment, and frictionless post-processing.
Hyper-Dense Ancillary Network
Within a 15-kilometer radius of our shop floor sits access to specialized vacuum annealing, laser cladding, Wire-EDM, hard-anodizing, electropolishing, and passivation facilities. Subcontracting lag is reduced from weeks to mere hours.
Significant Cost Efficiency
Integrated engineering reduces raw material waste via near-net-shape additive builds. Powder reusability protocols combined with automated 5-axis tooling paths yield production cost reductions of 30% to 55% compared to North American or European machine shops.
Green Laser Technological Edge
While conventional laser systems struggle with reflective pure copper powder, our specialized green-light LPBF systems (~515 nm wavelength) absorb energy with unmatched efficiency, delivering fully dense, high-conductivity heat sinks and induction coils without thermal cracking.
COMPLIANCE & RISK REDUCTION
Localized Global Support & Rigorous Compliance
Cross-border manufacturing demands absolute legal certainty, rigorous IP security, and flawless cross-time-zone technical communication.
Bilingual Engineering DFM & NDAs
Our senior manufacturing engineers review drawings and communicate technical nuances directly in fluent English. Enforceable Non-Disclosure Agreements (NDAs) are established prior to uploading native CAD datasets, safeguarding proprietary intellectual property at all times.
Traceable Quality Control (CMM & FAIs)
Every batch is audited under climate-controlled metrology suites equipped with Zeiss Coordinate Measuring Machines (CMM), optical profile projectors, and surface roughness testers. Standard First Article Inspection (FAI) reports accompany export consignments.
Frictionless DDP International Logistics
We provide complete Delivered Duty Paid (DDP) logistics via major air express carriers (DHL, FedEx, UPS) and dedicated air freight. Custom packaging with anti-oxidation VCI film and custom foam ensures zero in-transit degradation to North America, Europe, and Asia-Pacific.
METALLURGICAL SPECS
Material Engineering & Process Decision Matrix
Guidance parameters for mechanical designers selecting optimal metal alloys and composite feedstocks for additive and multi-axis subtractive fabrication.
| Material Grade | Recommended Process | Yield Strength / Hardness | Primary Industrial Application | Key Engineering Advantage |
|---|---|---|---|---|
| Pure Copper (Cu) / CuCrZr | Green Laser LPBF5-Axis Finish | Thermal Cond: >380 W/(m·K) | EV cold plates, high-current busbars, heat sinks | Extreme laser absorption avoiding melt spatter & porosity. |
| Titanium (Ti6Al4V Grade 5) | LPBF Metal PrintStress Relief CNC | Yield: ~920 MPa | Robot structural joints, aerospace brackets, drones | Exceptional strength-to-weight ratio; vacuum annealed. |
| Stainless Steel (316L / 17-4PH) | LPBFMulti-Axis Mill-Turn | Hardness: Up to 40 HRC (17-4PH) | Conformal fluid manifolds, hollow bent pipes, valves | Corrosion resistance with leak-tight internal conduits. |
| Aluminum (AlSi10Mg / 6061 / 7075) | Precision CNCLPBF (AlSi10Mg) | Yield: 240–500 MPa | Sensor enclosures, automotive cooling jackets, chassis | Rapid heat dissipation; 6061/7075 for structural machining. |
| Alloy & Gear Steels (20CrMnTi, 42CrMo) | CNC HobbingCarburizing / Grinding | Surface: 58–62 HRC | Robotic actuator gear sets, spur/helical transmission | High fatigue endurance and extreme surface wear resistance. |
| Carbon Fiber & PA12 Composites | Continuous Composite AM | Tensile: >140 MPa | Lightweight assembly jigs, robotic gripper end-effectors | Replaces bulky aluminum fixtures with zero marring surfaces. |
FIELD-PROVEN INTEGRATION
Localized Application Scenarios in Key Industries
Discover how TC Precision's unified additive and subtractive manufacturing delivers real-world competitive advantage across cutting-edge commercial sectors.
1. Next-Gen Robotics & Exoskeletons
Humanoid robots and collaborative industrial robotic arms demand minimal moving inertia. By combining titanium topology optimization with post-machined bearing bores, we reduce actuator joint mass by over 40% while preserving absolute rigidity under torque loading.
2. Electric Vehicles & Power Electronics
With battery pack densities and motor speeds climbing, thermal dissipation is a prime failure vector. Our green-laser copper additive process creates conformal cooling plates with curved internal fluid channels, boosting heat extraction by 35% compared to brazed assemblies.
3. Fluid Handling & Hollow Bent Manifolds
Turbulent flow in conventional multi-piece welded plumbing introduces pressure drops and cavitation. We print monolithic hollow bent pipes in stainless steel and titanium, followed by 5-axis CNC machining of flange faces for leak-proof, zero-gasket aerospace and industrial manifolds.
INDUSTRY EVOLUTION & ROADMAP
The Future of Rapid Prototyping: AI & Closed-Loop Precision
How real-time process monitoring, machine learning algorithms, and intelligent tooling paths are reshaping additive manufacturing factories.
In-Situ Melt Pool Optical Monitoring
High-speed pyrometers and optical cameras track melt pool geometry at 10,000 frames per second. AI algorithms dynamically adjust laser power, eliminating keyhole porosity and micro-cracking layer by layer during the build.
Automated AI Adaptive CAM
Direct 3D scan feedback loops align CNC toolpaths with the true-form as-printed geometry. Machine cutters automatically compensate for localized thermal shrinkage, saving hours of manual datum setup.
Sustainable Multi-Material Deposition
Emerging multi-laser systems allow transition between copper cores for thermal transfer and steel surfaces for structural wear resistance, delivering composite metal components without mechanical interfaces.
ENGINEERING FAQ
Technical Questions Answered by Manufacturing Specialists
Everything purchasing directors and R&D engineers need to know before initiating custom prototype and low-volume production orders.
Why does TC Precision specialize in green-laser technology for copper 3D printing?
Pure copper exhibits an extremely high reflectivity (over 95%) when exposed to conventional 1064 nm infrared fiber lasers, resulting in unstable melt pools, severe spatter, and excessive internal porosity. A green laser operates at an optical wavelength of approximately 515 nm, where the optical absorption of copper increases by several hundred percent. This ensures stable melting, dense microstructure (>99.8%), and high electrical/thermal conductivity identical to wrought oxygen-free copper.
What exact tolerances can you maintain across printed and CNC-machined features?
As-printed LPBF metal components naturally hold tolerances around ±0.1 mm to ±0.2 mm depending on part geometry and thermal mass. However, our internal process utilizes custom CAM offsets to print sacrificial machining stock on all critical features. Our multi-axis CNC milling and turning centers then machine bearing surfaces, locating bores, and gasket channels down to ±0.005 mm (ISO 2768-f to 2768-m standards) with surface finishes down to Ra 0.4 µm.
Is there an enforced Minimum Order Quantity (MOQ)?
No. We operate with zero minimum order quantities. We support single-piece engineering validation prototypes, multi-variant iterative testing runs, and bridge-production volumes of 50 to 5,000 units. Our engineers provide process-economics comparisons during DFM analysis to advise whether pure CNC, additive manufacturing, or hybrid production is most cost-effective for your specific quantity.
What specific CAD files and technical documentation are needed for DFM review?
We recommend uploading standard 3D solid models (STEP, IGES, or Parasolid X_T) alongside high-fidelity 2D engineering drawings in PDF format indicating nominal dimensions, geometric dimensioning and tolerancing (GD&T), thread definitions, and surface roughness specifications. For pure additive prints without secondary machining, STL or 3MF formats are accepted. Bilateral NDAs can be executed prior to transfer.
How are prototypes and production parts inspected, packaged, and shipped overseas?
All manufactured components undergo comprehensive dimensional verification utilizing Zeiss CMMs, digital height gauges, and micrometers against your 2D print. Detailed inspection reports and material test certificates (MTC 3.1) are enclosed. Finished parts are degreased, ultrasonically cleaned, treated with corrosion inhibitors, sealed in VCI bags, and shock-buffered in custom CNC-cut EVA foam before dispatch via DHL/FedEx Express or air freight.
PROTOTYPE CATALOG CATALOG
Explore Available Precision Parts & Factory Solutions
Review our complete capabilities across gears, automotive structural prototypes, hollow bent pipes, and multi-axis machined components.
LPBF + 5-AXIS FINISH
3D Metal Printing and CNC Secondary Machining Precision Parts
Buy 3D Metal Printing Parts
HYBRID MANUFACTURING
Custom Metal Solutions-3D Printing & 5-Axis CNC Machining
Buy Custom Metal Solutions
GREEN LASER TECHNOLOGY
Pure Copper 3D Metal Printing with Green Laser (515nm)
Buy Copper 3D Printing
STRUCTURAL RIGIDITY
Precision and Structural 3D Printing & CNC Fabrication
Buy Structural Fabrication