7.5KW CNC Spindle Motor Air Cooled 18000 RPM ER32 Square Spindle With Flange 4 Bearing High Speed Milling Spindle 220V For CNC Machines Quiet Operation Strong Axial Preload For Precise Milling
✔️ 7.5KW spindle, ER32, 18000rpm, 220V, air cooled, single unit
This 7.5KW CNC spindle motor is a powerful air-cooled drive designed for CNC mills, engraving machines, and routers. It features a square flange with ER32 collet and a robust axial preload for precise milling in metal and plastic work.
✅ Power: 7.5KW with axial preload for stiff toolholding
✅ Spindle speed: 18000 rpm with 300Hz frequency for fast metal removal
✅ Collet: ER32 compatible, square flange design for easy mounting
✅ Cooling: Air-cooled system for reliable operation in busy shops
✅ Voltage/current: 220V/380V, 15/26A, CE certified
✅ Bearing arrangement: 4 high-speed angular contact ball bearings for rigidity
💡 What is a CNC spindle used for in precision milling? A handy overview for shop-floor buyers.
- It powers high-speed rotation and torque for accurate cuts
- It supports engraving, milling, and routing with rigid axial preload
- It improves surface finish and tool life with ER32 tooling