High Precision Optical Grade Machining: Tight flatness and geometric tolerance control for optical base plates and laser mirror mounts, effectively prevent substrate deformation, light path drift and spot offset.

Stress Relief Aging Treatment: Special aging process eliminates internal stress, greatly reduce component distortion risk for long term stable laser optical system operation.

3 to 5 Axis and Turn Mill Compound Machining: Mature thin wall deep cavity processing capability, one step forming for complex non standard hole patterns and custom optical structures.

Professional Optical Grade Surface Finishing: Matte anti glare treatment available to suppress stray light interference, meet strict optical instrument assembly requirements.

DFM Drawing Review and Material Selection Support: Accept multi format customer drawings, provide material recommendation for Aluminum, Cast Iron, Steel, Invar to match your optical system scenarios.

Reliable Document Output: COA dimensional inspection report and material certificate available per batch, traceable quality for laser and semiconductor projects.

Flexible Prototype to Mass Production: No high MOQ requirement, seamless transition from sample validation to volume manufacturing, cost effective alternative for long lead time imported optical components.

Full Range Custom Capability: Cover CNC, sheet metal, stamping, extrusion and etching. Complete OEM ODM service from drawing optimization, prototype sampling to mass volume delivery.

Broad Material Compatibility: Support aluminum, stainless steel, brass, copper and multiple engineering plastics, satisfy diversified optical equipment component demands.

Authorized Certification and Strict QC: ISO9001 and CE certified, full in house inspection workflow, stable lead time for laser, semiconductor, aerospace, medical and new energy industries.

Dongguan Kowin Metal Precision Fabrication Co., Ltd. is a professional one-stop metal precision manufacturing manufacturer based in Dongguan, China.

We integrate full-process production capabilities covering aluminum extrusion processing, high-precision CNC machining, sheet metal fabrication, punching and metal stamping. Custom metal components are available in aluminum, brass, copper, stainless steel, iron alloy and other metal materials to meet diverse industrial demands.

Equipped with complete advanced CNC equipment and sheet metal production lines, we deliver integrated solutions ranging from raw material extrusion, precision machining, surface finishing to finished product assembly.

Backed by more than 15 years of deep experience in metal precision processing, we offer a full range of surface treatment options including anodizing, polishing, sandblasting, plating and powder coating. Strict quality inspection is implemented throughout every production procedure to guarantee stable, consistent product quality.

Rooted in China's core precision machining hub, Kowin adheres to customized development, competitive lead times and cost-effective pricing, serving global clients across automation equipment, electronics, new energy, medical hardware and communication industries.

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