CNC Machining Services
CNC machining removes material from solid stock with computer-controlled mills, lathes, and multi-axis centers.
Create a quoteThis case study demonstrates the large-scale application of Selective Laser Melting (SLM) technology for producing complex cross-shaped metal connectors. The project utilizes both Aluminum 6061 and Stainless Steel 316L as printing materials. Through advanced post-processing techniques, including precision polishing and black anodizing, the solution successfully overcomes the geometric and surface finish bottlenecks of traditional CNC machining. The result is a highly efficient, high-volume produ
Challenge:
The client required high-volume manufacturing of specialized cross-shaped metal connectors. Traditional CNC machining was inefficient due to the complex multi-axis geometry, which required multiple setups and fixtures. Additionally, achieving a uniform, high-quality surface finish on such intricate shapes was a significant bottleneck for mass production.

Solution:
We utilized Selective Laser Melting (SLM) technology to produce these connectors as single, integrated pieces, eliminating assembly needs.
Materials: We offered flexibility with Aluminum 6061 for lightweight applications and Stainless Steel 316L for high-strength requirements.
Post-Processing: To ensure a premium look and feel, parts underwent precision polishing to smooth surface roughness, followed by black anodizing (for aluminum) to achieve the sleek, matte black finish seen in the prototype.
Results:
Design Freedom: Successfully manufactured complex cross-geometries without support structure issues.
Superior Finish: Achieved a consistent, high-end aesthetic with durable surface protection.
Efficiency: Significantly reduced lead times and unit costs compared to traditional multi-axis machining methods.
3D printing and CNC on the same quote. Open a process, then upload CAD.
CNC machining removes material from solid stock with computer-controlled mills, lathes, and multi-axis centers.
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CNC Milling Services use computer numerical control (CNC) mills to cut workpieces with rotating tools according to programmed toolpaths.
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CNC Turning Services use computer numerical control lathes to remove material while the workpiece rotates at high speed and the cutting tool feeds along a set path.
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CNC Routing Services use computer numerical control (CNC) routers with high-speed rotating bits to cut, engrave, drill, and shape materials.
Create a quoteResins, nylons, metals, and more. Each card jumps to the catalog row.
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Review AIH commitments to print quality, secure handling of your files, transparent pricing, and support for every 3D printing order.
Post-processing, finishing, and OEM customization via 3D Plus™.
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