Heavy Duty 5.5KW Water Cooled CNC Spindle With ER32 Chuck 125mm Diameter 24000 RPM For CNC Routers Engraving And Milling Machines Packed With Power And Precision

Powerful 5.5kW Water-Cooled CNC Spindle, ER32 125mm, 1-unit
✔️ 125mm dia, 380V, 11A, 24k RPM, water-cooled 5.5kW spindle

This heavy-duty CNC spindle delivers robust torque for routing, engraving, and milling on aluminum, hardwood, and composites. Built for CNC routers and engraving machines, it’s designed for steady, high-precision work.

✅ 125mm spindle diameter, 330mm length
✅ 380V, 11A, 24,000 RPM, 5.5kW power
✅ Water cooling with sealed pure copper plumbing
✅ ER32 chuck with 50mm length for secure tool grip
✅ 4 ceramic ball bearings offer high temp tolerance and low friction
✅ Double dustproof head bearing design for extra protection

💡 What is a heavy-duty water-cooled CNC spindle used for in routing and milling applications?

These spindles provide reliable rotation and cooling to power cutting tools during complex machining tasks.

• High torque at low speeds helps start cuts in metal and hardwood
• High-speed capability up to 24,000 RPM enables fast material removal
• Water cooling keeps spindle temperatures stable for longer tool life
• Ceramic bearings reduce heat, friction, and noise for smoother runs