Professional CNC Machining for High-End Bearings Services

AOOM Technologies specializes in CNC machining high-end bearings for aerospace flight-control systems, medical imaging equipment, and high-speed industrial spindles where micron-level precision and extended fatigue life are non-negotiable requirements. Our ISO 9001-certified facility combines Swiss-type lathes and multi-pallet machining centers with advanced metrology to produce bearing components that deliver superior surface integrity and dimensional consistency across production batches.

Key Technical Specifications

• Dimensional accuracy: ±0.005mm for raceway profile and groove curvature; ±0.0025mm on critical bore diameters
• Surface finish: Ra 0.2µm achievable on raceway surfaces; 16 micro-inch general machining finish
• Materials: M50 and M50 NiL tool steel for high-temperature main-shaft bearings, 52100 chrome steel, 440C martensitic stainless, silicon nitride (Si3N4) ceramics, and custom PEEK/PTFE-based polymer composites
• 30% longer fatigue life compared to conventional machined bearings through optimized stress-relieving cycles, controlled surface integrity, and edge-radius management
• In-machine touch-trigger probing for real-time dimensional compensation and tool-wear monitoring during production
• Batch consistency: documented process capability Cpk ≥ 1.33 for high-volume OEM replacement bearing production

Applications

Our CNC machined bearing components serve high-speed spindle bearings for machine tool applications requiring sustained operation above 20,000 RPM with minimal thermal growth; aerospace flight-control bearings operating under extreme thermal cycling from −54°C to +150°C; medical imaging gantry bearings demanding near-silent, vibration-free rotation in MRI and CT scanner systems where patient comfort and image clarity depend on bearing precision; cryogenic pump bearings for semiconductor and liquid natural gas equipment that must function at temperatures below −150°C; and custom thin-section and slewing-ring bearings for robotic joint actuators, satellite solar array deployment mechanisms, and radar antenna positioning systems.

Quality Assurance

Every cnc machining for high-end bearings order from AOOM Technology is manufactured under a comprehensive quality management system certified to ISO 9001:2015. We employ coordinate measuring machines (CMM) for full dimensional verification, First Article Inspection (FAI) per AS9102 for new production runs, and in-process statistical process control (SPC) to maintain consistent quality across all batches. Material certifications, dimensional reports, and compliance documentation are provided with every shipment.

Contact AOOM Technology today to discuss your cnc machining for high-end bearings requirements. Our engineering team provides free DFM analysis, competitive pricing, and rapid-quote turnaround to move your project from design to production without delay.