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HIGH-TECH & SEMI • WIRELESS INFRASTRUCTURE

Telecom 5G Heat Sinks

High-Density Skived & CNC Milled Heat Sinks for 5G Base Stations.

Massive Active Antenna Unit (AAU) cooling housings, remote radio head (RRH) cold plates, and high-aspect-ratio skived fin heat sinks manufactured from pure copper C11000 and high-conductivity aluminum 6063 for multi-hundred watt thermal loads.

Thermal Conductivity >210 W/m·K
High-Aspect Fin Ratios (up to 25:1)
Embedded Heat Pipe Vapor Chambers

Specialized Engineering for Telecom 5G Heat Sinks

JYH Prototype combines 5-axis CNC machining, micro-tolerance wire EDM, cleanroom injection molding, and Zeiss CMM metrology to supply mission-critical components that meet strict aerospace, medical, automotive, and semiconductor quality benchmarks.

Strict Certifications

AS9100D, ISO 13485:2016, and IATF 16949 certified quality management systems with full lot traceability.

Rapid Turnaround

Fast-track prototyping dispatched in 3–5 business days; production bridge pilot runs ready in 10–14 days.

Advanced Materials

Machining Ti-6Al-4V, Inconel 718, PEEK, Delrin, Al 7075-T651, Kovar, and OFHC Ultra-pure Copper.

100% CMM FAI Reports

Zeiss 3D CMM inspection, optical laser profilometry, and AS9102 Form 3 FAI dimensional verification.

Technical Deep Dives: Telecom 5G Heat Sinks

Four critical manufacturing challenges solved by our Shenzhen engineering team through advanced tooling, multi-axis kinematics, and rigorous quality assurance.

Skived Fin Technology: Ultra-Dense Thermal Fins 500 × 500 HD Natural

Skived Fin Technology: Ultra-Dense Thermal Fins

Solid copper and aluminum billets sliced into dense cooling fins (0.3mm thickness, 1.2mm gap) with zero thermal contact resistance.

  • Machined with calibrated multi-axis toolpaths minimizing tool deflection
  • GD&T true position inspected within ±0.005mm using automated CMM
  • Full material mill certs, heat treat data, and FAI documentation provided
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Embedded Sintered Copper Heat Pipes & Vapor Chambers 500 × 500 HD Natural

Embedded Sintered Copper Heat Pipes & Vapor Chambers

Precision CNC slotting and epoxy or solder-bonding of sintered powder copper heat pipes into baseplates to eliminate amplifier hot spots.

  • Machined with calibrated multi-axis toolpaths minimizing tool deflection
  • GD&T true position inspected within ±0.005mm using automated CMM
  • Full material mill certs, heat treat data, and FAI documentation provided
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Outdoor Telecommunication Weatherproof Anodizing 500 × 500 HD Natural

Outdoor Telecommunication Weatherproof Anodizing

Corrosion-resistant conductive chromate and powder-coat finishes surviving 1,000+ hours ASTM B117 salt spray tests for outdoor cell tower poles.

  • Machined with calibrated multi-axis toolpaths minimizing tool deflection
  • GD&T true position inspected within ±0.005mm using automated CMM
  • Full material mill certs, heat treat data, and FAI documentation provided
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Flange Surface Flatness & Thermal Interface Interface Milling 500 × 500 HD Natural

Flange Surface Flatness & Thermal Interface Interface Milling

High-speed flycutting of power amplifier transistor mating lands achieving flatness <0.02mm for minimal thermal interface grease thickness.

  • Machined with calibrated multi-axis toolpaths minimizing tool deflection
  • GD&T true position inspected within ±0.005mm using automated CMM
  • Full material mill certs, heat treat data, and FAI documentation provided
Request Quotation for Similar Geometry

Capabilities & Quality Protocols

Every part manufactured at JYH Prototype adheres to international engineering standards and rigorous metrology protocols.

Machining & Tooling Capabilities

  • High-Aspect Ratio Skived Fin Machining (Copper & Aluminum)
  • Automated Heat Pipe Pressing & Soldering Lines
  • Thermal Resistance & Wind Tunnel Fluid Dynamic Testing
  • Large Die-Cast AAU Chassis CNC Finishing

Metrology & Quality Assurance

  • Zeiss PRISMO 3D CMM Metrology with scanning resolution down to 0.9µm
  • Keyence Optical Non-Contact Flash Measuring System for micro-features
  • XRF Spectrometry for raw metal alloy composition verification
  • AS9102 Form 1, Form 2, and Form 3 First Article Inspection (FAI) packages

Ready to Prototype or Scale Telecom 5G Heat Sinks?

Upload your 3D CAD models (.STEP, .IGES, .SLDPRT, .X_T) or 2D technical drawings (.PDF, .DWG) to receive an interactive quote with comprehensive Design for Manufacturability (DFM) feedback in under 2 hours.

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