# Makino a500iR

Hardware · `a500iR` · verification: source checked

The Makino a500iR is a five-axis horizontal machining center. It has X, Y and Z travels of 900 mm, 750 mm and 800 mm, plus direct-drive B and C rotary axes. It uses 500 mm x 500 mm pallets and accepts workpieces up to 400 kg.

## Specification

| Property | Value |
|---|---|
| Category | cnc mill |
| Axes | 5 |
| Payload | 400 kg |
| Travel X | 900 mm |
| Travel Y | 750 mm |
| Travel Z | 800 mm |
| Spindle max | 14000 rpm |
| Spindle power | 63 kW |
| Spindle taper | CAT40 |
| Rapid traverse | 60 m/min |
| Tool capacity | 90 |
| Table length | 500 mm |
| Table width | 500 mm |
| Table load | 400 kg |

### Joints

| Name | Range min (°) | Range max (°) |
|---|---|---|
| B-Axis | -110 | 180 |
| C-Axis |  |  |

## Connected

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

## Safety

- Collision Safeguard (CSG) is included as standard.
- Maximum workpiece size is Ø700 mm / Ø900 mm x 600 mm high, with limitation.

## Study notes

- Both rotary axes are direct drive.
- Optional spindles are 20,000 RPM high-speed and 24,000 RPM high-speed/high-power, both with HSK-A63.
- The standard 14,000 RPM spindle has 303 N·m peak torque.
- Tool magazine options are 133, 218, or 311 tools; a later paragraph states up to 313 tools.
- Tool-to-tool time is 1.0 s; maximum tool diameter is 205 mm; maximum tool weight is 12 kg.
- Cutting feedrate is 50,000 mm/min.
- An automatic pallet changer allows workholding fixture tending on one pallet while the other pallet is machined.
- All axes have closed loop active temperature control as standard.
- The control is Makino Pro-6, described as Fanuc-based; SGI high-speed machining control is standard.
- A drop tank is included.

## Sources

1. [a500iR](https://www.makino.com/en-us/machine-technology/machines/horizontal-5-axis/a500ir) (accessed 2026-10-25)

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