7.5KW Square Air Cooled Spindle Motor With 4 Bearings And Flange For CNC Machines Durable Alloy Steel Body Efficient Cooling Long Lasting Performance 220V 380V AC Power Heavy Duty CNC Tooling Spindle

7.5KW Square Air-Cooled CNC Spindle, 1x Unit for CNC
✔️ 7.5KW air-cooled spindle, ER32, 3-20mm, 18000rpm, 220/380V

This spindle is built for heavy-duty milling and precise routing in CNC machines. It’s commonly used in metalworking shops, prototyping labs, and fabrication facilities where high torque and reliable cooling are essential for maintaining precision over long runs.

✅ Model: 7.5
✅ Material: Alloy steel
✅ Power supply: AC
✅ Motor power: 7.5KW square air-cooled
✅ Rated voltage: 220V or 380V
✅ Hole jump: 2UM
✅ Rated current: 34A (220V) / 20A (380V)
✅ Collet nut: ER32UM
✅ Rated speed: 18000rpm
✅ Clamping range: 3-20mm
✅ Bearing type: 2×7008DB P4, 2×7004DT P4
✅ Color: One Color

💡 What is an air-cooled CNC spindle used for and why choose a high-wattage model? A handy tool for demanding milling jobs in metal fabrication. - High torque at 18000rpm enables fast material removal - Improved cooling reduces thermal expansion for stable cuts - Compatible with 220V/380V power for worldwide use - ER32 collet compatibility widens tooling options