Dongguan Yyi Technology Co., Ltd.
Dongguan Yyi Technology Co., Ltd.
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At YYI Tech, we specialize in laser aluminum alloy cavity prototype processing, providing ultra-precise, highly customized cavity parts for use in laser systems, optical modules, sensors, and advanced automotive and industrial applications. Our prototypes are engineered with micron-level precision and optimized for excellent thermal conductivity, light reflection, and mechanical integrity.
We work with high-performance aluminum alloys that are ideal for laser cavity fabrication:
Aluminum 6061-T6 – Excellent dimensional stability, machinability, and corrosion resistance.
Aluminum 7075 – High tensile strength for structurally demanding applications.
Aluminum 2024 & 5052 – Good thermal properties and fatigue resistance, suitable for reflective cavity structures.
All materials are certified aerospace or automotive grade, with traceable material certifications.
High-Speed CNC Machining
Up to 5-axis precision machining for complex internal geometries and tight tolerances (±0.005mm).
Laser-Ready Cavity Optimization
Internal surface treatments to enhance light reflectivity and thermal efficiency.
Custom Geometry Support
Ideal for one-off R&D, pre-production, or custom cavity configurations.
Surface Finishing
Available in mirror polishing, hard anodizing, black anodizing for laser absorption, and chemical conversion coatings.
Micron-Grade Precision for optical alignment and beam path integrity.
Thermally Stable Designs for high-power laser modules and housings.
Reflective or Absorptive Finishing tailored to specific optical demands.
Fully Customizable for different laser diode layouts, cooling channels, and mounts.
Over 10 years of precision cavity fabrication experience.
Advanced 5-axis machining for deep, narrow cavities and critical surface profiles.
Collaborative Engineering Support – Our team works directly with your designers.
Proven performance for industries like automotive LIDAR, optical communications, and laser detection systems.
Q1: What tolerances can you achieve for cavity parts?
A1: We can achieve tolerances as tight as ±0.005mm, depending on cavity geometry and material.
Q2: Do you support black anodizing for optical applications?
A2: Yes, we offer black anodizing with high optical absorbance, ideal for laser cavities and housing interiors.
Q3: Can you handle complex cavity geometries with internal cooling paths?
A3: Absolutely. Our 5-axis machining centers can produce deep and complex internal features with high repeatability.
Q4: What file formats do you accept for cavity prototype orders?
A4: We accept STEP, IGES, STL, DWG, and SolidWorks files.
Q5: Is this suitable for both high and low-power laser applications?
A5: Yes. We fabricate cavities for both low-power optical sensors and high-power diode/pumped laser systems.