ER25 Square Air Cooled Spindle Kit 220V 2.2kW With 0.01mm Runout Ceramic Bearings And Frequency Drive, 4-Piece Bearing Set For CNC Routers And Milling, Built-To-Last Beefed-Up Precision And Quiet Performance
UPC:
✔️ 4-piece bearing set, 0.01mm runout, 2.2kW ER25 spindle kit 220V
This ER25 square air-cooled spindle kit is a compact, high‑speed milling solution built for CNC routers, engraving machines, and small milling setups. It uses ceramic bearings for tight tolerances and a frequency drive for precise speed control. With ER25 collets and a measured footprint around 180x80x92 mm (7.09x3.15x3.62 in), it delivers reliable performance in engraving, pocket milling, and light aluminum work.
✅ Spindle power: 2.2 kW
✅ Speed range: 0-18000 rpm
✅ Runout: under 0.01 mm
✅ Collet: ER25
✅ Footprint: 180x80x92 mm (7.09x3.15x3.62 in)
✅ Input: 220V (±20%), 1-3 phase
✅ Cooling: Air cooled
✅ Bearings: 2x7007C P4 DB and 2x7002C P4 DT
💡 What is a high-speed spindle used for in CNC work?
Quick answer: it’s handy for precise milling and engraving tasks, giving steady speeds and clean finishes.
- Handy for precise milling and engraving on metals, plastics, and wood - Maintains consistent torque with a frequency drive for better surface finish - Ceramic bearings help reduce runout and wear during long runs - Compact, easy integration with CNC routers and engraving machines