Precision Engineered Components Catalog
Explore production-ready multi-axis CNC parts, additively manufactured heat exchangers, and transmission components manufactured to rigorous GD&T standards.
Strategic Procurement of Precision CNC Machined Components
In modern industrial manufacturing, component acquisition is no longer merely a purchasing decision based on unit machining rates. It represents an engineering-aligned risk mitigation strategy.
Total Cost of Ownership (TCO)
Global procurement teams often fall victim to the "low-nominal-quote" fallacy, where secondary vendor handoffs, scrap rates, and delayed schedules trigger exponentially higher landing expenses. At Dongguan TC Precision, hybrid manufacturing unifies casting, additive powder printing, multi-axis machining, heat treatment, and CMM surface metrology under one roof.
- Zero multi-vendor handling overhead
- Single-source quality warranty & traceability
- Upfront Design for Manufacturability (DFM) savings
Geometric Complexity Escalation
Modern CAD models demand organic internal fluid channels, topological weight optimization, and complex undercut cavities that traditional 3-axis or 4-axis machine tools simply cannot reach. By merging near-net-shape metal LPBF additive deposition with simultaneous 5-axis CNC indexing, we eliminate tool reach limitations while holding sub-micron surface finishes.
- Conformal cooling passages without drill plugs
- Weight reductions up to 45% via hollow infills
- Consolidated assemblies into monolithic structures
Supply Chain Resiliency & DFM
Engineering changes and material substitutions in multi-tiered manufacturing networks introduce severe bottlenecks. TC Precision bridges the gap between digital CAD and production floor through rigorous Design for Manufacturability (DFM) reviews, providing comprehensive tooling pathways, thermal relief analyses, and geometric dimensioning & tolerancing (GD&T) roadmaps.
- Bilingual technical support (Native English / Chinese)
- Full batch CMM dimensional inspection logs
- Guaranteed raw material mill test certs (MTR)
Macro-Industry Technical Solutions
TC Precision delivers high-reliability machined and printed components tailored to the operational stresses, thermal extremes, and regulatory requirements of tier-one global industries.
Robotics & Bionic Actuation
Next-generation collaborative robots and humanoid mechatronics require ultra-lightweight structural links and backlash-free precision power transmission. We engineer cycloidal reducers, harmonic drive splines, and hollow motor shafts using Ti6Al4V and carburized alloy steels, balancing dynamic inertia with extreme structural stiffness.
- Precision ground gear teeth (DIN 4 / AGMA 13)
- Thin-walled robotics housings without thermal distortion
- Carbon-fiber composite end-of-arm tooling components
Power Electronics & Thermal Systems
Semiconductor fabrication, high-voltage EV inverters, and RF induction tooling face massive thermal flux dissipation challenges. Traditional drilling cannot fabricate curved internal cooling circuits. Utilizing our 515nm green-laser LPBF technology, we manufacture monolithic pure copper (Cu-ETP/C11000) cold plates and heat exchangers with zero weld joints.
- Thermal conductivity up to 395 W/(m·K)
- Helical and organic internal conformal fluid veins
- Precision fly-cut vacuum sealing faces (Ra ≤ 0.4 μm)
Aerospace & High-Frequency Communication
For aerospace brackets, satellite waveguides, and high-frequency microwave cavities, strength-to-weight ratio and electrical purity are paramount. We fabricate topology-optimized structures from aerospace-grade AlSi10Mg and Ti6Al4V, finishing mounting bosses and waveguide flanges on 5-axis DMG MORI machining centers.
- Coordinate measuring machine (CMM) true position within 0.010mm
- Complete vacuum stress relief and HIP post-processing
- MIL-SPEC compliant hard anodizing and chemical conversion
Engineering Material Matrix & Technical Capabilities
A reference architecture for mechanical systems engineers. Every alloy undergoes standardized stress relief and cryogenic stabilization prior to final subtractive passes.
| Material Classification | Primary Synthesis Route | Ultimate Tensile Strength | Attainable Precision | Primary Industrial Application |
|---|---|---|---|---|
| Pure Copper (99.9% Cu) Green Laser LPBF |
Additive 515nm Laser + 5-Axis Turning | 220 - 260 MPa | Critical Bores: ±0.005 mm Printed Veins: ±0.1 mm |
Semiconductor chill plates, induction heating coils, RF microwave housings |
| Titanium (Ti-6Al-4V Gr.5) LPBF / Subtractive CNC |
Near-Net Laser Bed + 5-Axis Milling | 900 - 1100 MPa | True Position: 0.008 mm Surface: Ra 0.4 μm |
Surgical robotics, aerospace gimbal mounts, bionic exoskeleton joints |
| Stainless Steel (316L / 17-4PH) Additive & Subtractive |
Metal 3D Printing + CNC Mill-Turn | 650 - 1050 MPa | Diametric Runout: 0.005 mm Tolerances: ISO 2768-m |
Corrosive fluid manifolds, bent hydraulic pipes, food & pharmaceutical valves |
| Aluminum (6061-T6 / 7075-T651) Subtractive CNC Billet |
High-Speed 5-Axis HSM Milling | 310 - 570 MPa | Linear Pitch: ±0.005 mm Flatness: 0.005 mm/100mm |
Optical stages, automated chassis brackets, LiDAR sensor enclosures |
| Alloy Gear Steels (20CrMnTi / 8620) CNC Turning & Hobbing |
Multi-Spindle Turning + Gear Grinding | 980 - 1200 MPa (Core) | AGMA Class 12-14 Tooth Runout: ≤ 0.004 mm |
Automotive planetary transmissions, high-torque reduction gears, servos |
| Continuous Carbon Fiber Composites Additive Polymer Deposition |
CFR Reinforcement + CNC Drilling | 500 - 700 MPa | Hole Diameters: H7 (+0.015/-0) Weight: 1.4 g/cm³ |
Robot arm end effectors, metrology checking fixtures, lightweight CMM arms |
Technology Roadmap: The Autonomous Hybrid Factory
As precision engineering advances into the micro-manufacturing era, TC Precision is actively integrating closed-loop adaptive manufacturing technologies into our Dongguan facilities. The roadmap bridges design simulation directly to shop-floor telemetry:
Dongguan Industrial Corridor & Regulatory Governance
Operating at the epicenter of global hardware prototyping and mass production, TC Precision leverages Dongguan's hyper-dense industrial infrastructure to deliver unmatched speed, scale, and compliance.
Supply Chain Densification & Speed Advantage
Located in Guangdong Province, TC Precision is situated within a 30-minute radius of specialized metallurgical supply houses, certified heat treatment facilities, electroplating vendors, and raw ingot casting mills. This geographic synergy eliminates weeks of logistical downtime typical of Western contract machine shops.
Whether your bill of materials requires rapid prototyping of 10 customized aerospace housings or high-throughput batch machining of 20,000 power transmission gears, our location guarantees uninterrupted raw material pipelines, immediate tool sharpening logistics, and direct access to Shenzhen and Hong Kong international air cargo hubs.
Stringent Regulatory & Export Compliance
Navigating global contract manufacturing requires rigorous regulatory oversight. We adhere strictly to international standards, mitigating commercial risks for Western and Asian OEMs:
- ISO 9001:2015 Quality Management Systems certified with documented non-conformance tracking.
- RoHS & REACH Compliance: Chemically certified lead-free, cadmium-free metals and anodizing chemicals.
- ITAR & Dual-Use Data Isolation: Secure on-premise CAD data servers, strict physical shopfloor NDAs, and encrypted customer drawing transfers.
- Standard Packaging & Logistics: Moisture-barrier VCI anti-corrosion bags, custom foam inserts, and phytosanitary-certified export crating.
Frequently Asked Questions: Sourcing & Engineering
Clear, direct answers from our application engineering team regarding process parameters, tolerances, material properties, and international ordering.
Pure copper exhibits greater than 90% reflectivity under conventional infrared fiber lasers (wavelength 1064 nm), causing severe back-reflection that can damage machine optics and result in unstable melt pools and heavy porosity. A green laser (around 515 nm) experiences over 40% optical absorption in copper powder, providing a stable conduction-mode melt pool that yields dense (>99.8%), pore-free copper components with electrical and thermal conductivity approaching wrought pure C11000.
Unless otherwise indicated on 2D engineering drawings, standard subtractive machining follows ISO 2768-m. On critical geometric features—including bearing journals, dowel pin bores, gear pitch diameters, and optical locating datums—we routinely achieve ±0.005 mm (±0.0002 in). As-printed additive surfaces typically fall within ±0.10 to ±0.20 mm; therefore, we incorporate calculated machining allowances (0.5 mm to 1.5 mm stock) to finish critical faces via 5-axis CNC.
Selective laser melting induces high localized thermal gradients that result in residual internal stress. Every printed metal component (Ti6Al4V, 316L, AlSi10Mg, or Cu) undergoes full vacuum stress-relief heat treatment or Hot Isostatic Pressing (HIP) while still attached to the build substrate. Only after stress neutralization do we cut parts off via wire EDM and execute finish CNC machining passes, ensuring long-term dimensional stability.
No. TC Precision operates without rigid Minimum Order Quantities. We actively support single-piece R&D engineering prototypes, functional validation runs, pilot assembly batches (10 to 500 units), and continuous serial production orders. During our upfront DFM phase, our manufacturing engineers suggest process adjustments to optimize unit costs based on your expected annual volume (EAV).
For comprehensive DFM evaluation and an official quote within 24 hours, please supply: 1) A 3D CAD model (.STEP, .IGES, or .X_T; .STL format for printing-only requests); 2) A 2D mechanical drawing in PDF format specifying critical tolerances, GD&T callouts, surface roughness requirements, and tapping specs; 3) Designated material grade and post-treatment (e.g., anodizing, passivation, nickel plating); and 4) Desired batch quantity. Mutual NDAs are executed beforehand.
All production batches leaving our factory include comprehensive quality documentation: a complete Dimensional Inspection Report (measured via Zeiss/Mitutoyo CMM, optical comparators, and air gauges), Raw Material Certification (MTR) confirming chemical composition and mechanical yield, and surface treatment plating/anodizing certs. Specialized tests such as helium leak testing, hydrostatic pressure testing, and coordinate profile scans are available upon request.
Precision Multi-Axis Components Portfolio
Direct from our Dongguan CNC machining cells and additive manufacturing floor to global industrial enterprises.
Submit Your Engineering Drawings for Complete DFM Review
Upload your CAD files (.STEP, .IGES, or .PDF) for a confidential manufacturability assessment. Our senior tooling engineers review dimensional limits, surface callouts, and additive-subtractive routing within 24 hours.