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GROB

Universal machining centre GROB G750

GROB's large universal 5-axis machine: workpieces of up to Ø 1,280 mm and 1,500 kg, with the rigidity for heavy machining in aerospace, energy and mould making.

Ref. GROB G750

Travels X/Y/Z
1,000 · 1,100 · 1,175 mm
Spindle
16,000 rpm HSK-A63 · 206 Nm
Table · max. workpiece
Ø 950 mm · workpiece up to Ø 1,280
Tools
117 (up to 544)
Weight
37,000 kg
CNC control
SIEMENS SINUMERIK ONE / HEIDENHAIN TNC7

We reply within 24 working hours.

Technical data

Select a section to see the details:

SpeedTaperPower (100 % / 40 % DC)Torque (100 % / 40 % DC)Availability
16,000 rpm Most common HSK-A6325 / 32 kW159 / 206 NmOptional
12,000 rpm HSK-A6340 / 52 kW63.7 / 82.8 NmStandard
18,000 rpm HSK-A6329 / 39 kW34.6 / 46.6 NmOptional
21,000 rpm HSK-A6329 / 39 kW34.6 / 46.6 NmOptional
30,000 rpm HSK-A6340 / 53 kW48 / 63 NmOptional
13,000 rpm HSK-A10064 / 75 kW226 / 265 NmOptional
9,000 rpm HSK-A10054 / 65 kW470 / 575 NmOptional
10,000 rpm HSK-A10020 / 26 kW262 / 340 NmOptional
6,000 rpm HSK-A10020 / 26 kW262 / 340 NmOptional
6,000 rpm HSK-A10031.5-32 / 36 kW301 / 344 NmOptional (with facing unit (cross-feed); Siemens control only)
Tilting rotary table with parallel T-slots
StandardTilting rotary table with parallel T-slots SizeØ 950 mm; 1×18 H7 + 8×18 H12Max. load1,500 (up to 2,000 on request) kg
Tilting rotary table with pallet
OptionTilting rotary table with pallet Sizepallet 800 × 800 mmMax. load1,000 (up to 1,500 on request) kg
Tilting rotary table with pallet changer (2 positions)
Tilting rotary table with pallet changer (2 positions) Sizepallet 800 × 800 mm; changeover 16.0 sMax. load1,000 kg

Interference envelope depending on axis position and table type: check that your part fits before requesting a quotation.

Rotary table · A/B axes max.Ø 1,280 × 835 mm (sphere R725)
Rotary table · B axis with A=0°Ø 1,280 × 1,005 mm
With pallet · A/B axesØ 1,280 × 725 mm
With pallet · B axis with A=0°Ø 1,280 × 895 mm
With pallet changerØ 1,200 × 675 mm (A/B, sphere R675) / Ø 1,200 × 930 mm (B axis)
Double disc (vertical)117 HSK-A63 / 65 HSK-A100
Triple disc177 HSK-A63 (167 oversize)
MagazineAdditional TM200/TM308/TM373 magazine up to 544 HSK-A63; TM180/TM250 up to 312 HSK-A100
MagazineMax. tool length 400-450 mm (650 mm extra-long with restrictions)
A axis (tilting)-185° / +45°, 20 rpm
B axis (rotary)n × 360°, 50 rpm
Rotary axis drivetorque motors
Rapid traverse X/Y/Z (m/min)X/Y/Z 60 / 50 / 75
Acceleration X/Y/Z (m/s²)4.5 / 3.0 / 7.5
Positioning accuracy0.006 mm; repeatability < 0.003 mm
Chip-to-chip time (s)3.3 – 3.8
CNC controlSIEMENS SINUMERIK ONE (standard) · HEIDENHAIN TNC7 (optional) · GROB4Pilot panel (24" multi-touch screen)
Base machine dimensions (W × L × H)3,780 × 7,070 × 3,750 mm (width × length × height)
With pallet changer4,550 × 7,660 × 3,750 mm
With changer, TM magazine and coolant6,150 × 7,660 × 3,750 mm

Weight of the base machine without pallet changer.

Data from the manufacturer's catalogue; the final configuration is confirmed in the quotation.

Automation options

Ready to be automated from day one or whenever you need it: more spindle hours without an operator and a lower cost per part.

Automatic pallet changerPalletsAutomatic pallet changer

Set up the next workpiece on the outer pallet while the machine is machining. It is the basis for connecting pallet magazines.

✓ pallet 800 × 800 mm · 1,000 kg · change in 16 s

PSS-L linear pallet magazinePalletsPSS-L linear pallet magazine

Modular, expandable system: it grows with your production and can link up to 5 machines.

✓ PSS-L1450

Additional TM tool magazineToolsAdditional TM tool magazine

More tools available to produce more part numbers without changing tools by hand.

✓ up to 544 tools HSK-A63

All cells are managed with GROB4Automation software (order planning, ERP/MES connection and mobile alerts). Compatibility is based on the GROB Automation catalogue 04/2025; please confirm the configuration with Ferrotall.

Description

Productivity benefits:

 -    High productivity.
 -    Optimised cycle times.
 -    Excellent visibility of the working area.
 -    Operational flexibility.
 -    Sustainable.
 -    Compact design.
 -    Optimised access.
 -    Technical support 24 hours a day, 7 days a week.


A unique machine concept:

·      Head in horizontal position:
Thanks to the horizontal arrangement of the head, a longer Z-axis travel is possible and chip fall is optimised.

·      Maximum stability:
Thanks to the innovative design of the three axes, the distance between the guideways and the tool tip is minimised, giving the machine considerably higher stability.

·      Tunnel concept:
The tunnel concept makes it possible to machine the longest components, even when using extremely long tools, by swivelling and machining the workpiece within the working area without collisions.

·      Wide swivel range:
Three linear axes and two rotary axes allow 5-sided machining as well as simultaneous 5-axis interpolation, with a swivel range of 230 degrees on the A axis and 360 degrees on the B axis.

Ferrotall service

  • Installation and training Commissioning in your workshop and operator training by our technical team.
  • In-house technical service Service team with specialist technicians and spare parts to keep your machine producing.
  • Application advice We help you choose the machine and equipment to suit your parts and production.
  • More than 45 years Machine tool distributor based in Monforte del Cid (Alicante).
Universal machining centre GROB G750
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