# Makino iQ300

Hardware · `iQ300` · verification: source checked

The Makino iQ300 is a vertical 3-axis CNC micro milling machine. It has linear motors on X, Y and Z, a 45,000 rpm HSK-E32 spindle, and a 40-tool automatic tool changer. The 600 x 400 mm table and 400 x 350 x 200 mm travels are intended for small-part and high-tolerance milling work.

## Specification

| Property | Value |
|---|---|
| Category | cnc mill |
| Axes | 3 |
| Travel X | 400 mm |
| Travel Y | 350 mm |
| Travel Z | 200 mm |
| Spindle max | 45000 rpm |
| Spindle taper | HSK-E32 |
| Rapid traverse | 16 m/min |
| Tool capacity | 40 |
| Table length | 600 mm |
| Table width | 400 mm |
| Table load | 100 kg |

## Connected

- Manufacturer: [Makino](https://machineschema.com/manufacturer/makino.md)

## Study notes

- The control is the Makino Professional 6 with Super Geometric Intelligence (SGI.5) software.
- X-, Y- and Z-axes use linear motors.
- Scale feedback is stated as 0.005-micron scales.
- Rapid traverse is 16,000 mm/min on X/Y and 8,000 mm/min on Z.
- Cutting feedrate is 16,000 mm/min on X/Y and 8,000 mm/min on Z.
- Maximum workpiece size is 600 x 580 x 190 mm.
- Maximum tool diameter is 20 mm.
- The machine uses the Makino Hybrid Automatic Tool Length Measurement System (HyATLM).
- The table is a T-slot type, 14H8 x 5.
- Least input increment is 0.0001 mm.
- Data Center Type B is 800 MB; program storage is 160 m or 525 ft.
- Thermal control includes automatic spindle lubricant temperature control, axis drive temperature control, and Thermal Guard on bed and column.

## Sources

1. [iQ300](https://www.makino.com/en-us/machine-technology/machines/vertical-machining-centers-3-axis/iq300-vertical-machining-center) (accessed 2026-10-25)

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