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SLEWING BEARINGS

DALIAN FINE TECH slewing bearings include:
Single row four point contact ball slewing rings
Double row ball slewing rings
Single row cross roller slewing rings
Three row roller slewing rings
Ball and roller slewing rings


DALIAN FINE TECH OFFERS:
  • Custom engineered slewing rings with calculation
  • Full technical support from concept through after-sales service
  • Complete in-house manufacturing with full cycle inspection
  • Global OEM supply with full export compliance & quality traceability
1. Custom Design & Application Engineering
DALIAN FINE TECH in-house engineering team designs slewing rings tailored exactly to your machine’s operating conditions. We can calculate service life, and optimize gear, raceway, seal and mounting layout for heavy load, saltwater, low temp or dusty environments. All standard and non-standard types available.
2D drawings and 3D CAD files are also available for your design team on request.

2. End-to-End Technical Support
We back you through every project stage with zero extra cost for core engineering support:
  • Pre-order: load analysis, model selection and material matching recommendations like 42CrMo, 6061 aluminium alloy, 17Cr16Ni2(S43120), S30403,S31603,AlZnMgCu1.5......
  • Production phase: dedicated technical liaison to align tolerances and special requirements
  • Post-delivery: remote troubleshooting, on-site assembly guidance, maintenance schedules and failure analysis reports No guesswork for your R&D or production teams.

3. Full In-House Precision Manufacturing
Every production step is completed within our facility for consistent quality control traceablely: forging acceptance→ turning→CNC gear cutting→ raceway grinding/turning → automatic induction heat treatment→holes milling/drilling/boring→coating→ assembly. We verify hardness, rotation smoothness, MT, UT, gear backlash, runout, and anti-corrosion performance before shipment. Marine rust-proof packaging comes standard for overseas shipments.

4. Quality & Global Supply Assurance
ISO certified full traceability via unique serial numbers on every ring. Third-party lab testing is available on request. We serve OEMs across wind, construction cranes, port machinery, medical CT, robotics and offshore equipment.