YRTC Series (High Speed Rotary Table)
Structure: Axial-Radial Combined / Integral Design
Material: Bearing Steel (Gcr15) / SUJ2
Precision: P4, P2 (ISO)
Rigidity: Extremely High
Mounting Type: Bolt Flange with Gear Teeth (Optional)
Bore Range: 150mm – 900mm
Application: High-speed CNC rotary tables, direct-drive motor turntables
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The YRTC Series high-speed rotary table bearings feature an integrated axial-radial crossed roller design optimized for direct-drive motor applications. With ultra-high precision (P4/P2 grade) and minimal runout, these bearings excel in high-speed CNC rotary tables where thermal stability and dynamic accuracy are critical. The integral bolt flange simplifies mounting while delivering exceptional combined load capacity.
Technical Specifications
| Bearing No. | Bore (d) mm | Outer Dia. (D) mm | Width (B) mm | Dyn. Load Cr (kN) | Stat. Load Cor (kN) | Max Speed (rpm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| YRTC50 | 50 | 126 | 30 | 31.5 | 56.0 | 1600 | 1.50 |
| YRTC80 | 80 | 166 | 30 | 56.0 | 110 | 1200 | 2.40 |
| YRTC100 | 100 | 185 | 38 | 71.0 | 150 | 1000 | 4.10 |
| YRTC120 | 120 | 210 | 40 | 84.0 | 182 | 800 | 5.40 |
| YRTC150 | 150 | 240 | 40 | 112 | 260 | 700 | 6.30 |
| YRTC180 | 180 | 280 | 43 | 123 | 310 | 600 | 7.80 |
| YRTC200 | 200 | 300 | 45 | 132 | 350 | 500 | 9.70 |
