What is the maximum spindle speed of the GROB G500?

18000 rpm, per Machining center G500 (grobgroup.com).

What is the X-axis travel of the GROB G500?

800 mm, per Machining center G500 (grobgroup.com).

GROB G500

The GROB G500 is a modular horizontal machining center for series production of automotive components such as cylinder blocks and crankcases. It has X/Y/Z working travels of 800/950/905 mm and maximum axis speeds of 90/50/100 m/min. It uses motorized spindles and offers various tilting rotary tables, tool magazines and automation options.

Source checked7/7 values · 2026-10-26

GROB CNC mill

Travel X

800mm

Travel Y

950mm

Travel Z

905mm

Spindle max

18,000rpm

Specification

1 source

Category	cnc mill
Rapid traverse	100 m/min
Table load	525 kg

Quick answers

What is the maximum spindle speed of the GROB G500?: 18000 rpm, per Machining center G500 (grobgroup.com).
What is the X-axis travel of the GROB G500?: 800 mm, per Machining center G500 (grobgroup.com).

Study notes

Chip-to-chip time t1 is 2.6 s according to VDI 2852, relative to speed (rpm).
Positioning accuracy is 0.006 mm in the X, Y and Z axes.
Interference diameter is 900 mm.
Total weight is 19,000 kg without pallet changer and 22,000 kg with pallet changer.
Motorized spindle options cover HSK-A63 (47–199 Nm, 8,000–18,000 rpm) and HSK-A100 (185.5–575 Nm, 6,000–12,000 rpm).
Control system is SIEMENS as standard, with FANUC available as an option.
Tool magazine options include a tool changer arm, a single disk-type tool magazine and a double disk-type tool magazine.
GROB Spindle Diagnostics (GSD) automatically monitors the condition of the motorized spindle to support scheduled maintenance and reduce tool wear.

Safety

GROB Chip-in-Spindle Detection System (SiS) detects tool clamping faults caused by chips between the plain surface and the spindle nose from 10 μm.