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GROB

Universal machining centre GROB G550T

5-axis mill-turn machine for workpieces of up to Ø 900 mm and 750 kg: turning at 800 rpm and milling with HSK-A/T63 or A/T100 spindles.

Ref. GROB G550T

Travels X/Y/Z
800 · 1,020 · 970 mm
Spindle
16,000 rpm HSK-A/T63 · 206 Nm
Table · max. workpiece
Ø 770 mm · workpiece Ø 900 · turning 800 rpm
Tools
70 (up to 504)
Weight
26,000 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-A/T6325 / 32 kW159 / 206 NmStandard
10,000 rpm HSK-A/T10050 / 66 kW258 / 340 NmOptional
14,500 rpm HSK-A/T10050 / 58 kW225 / 261 NmOptional
Mill-turn table with star-pattern T-slots
StandardMill-turn table with star-pattern T-slots SizeØ 770 mm; 4×14 H7 + 12×14 H12; B up to 800 rpm, B torque 1,200 / 1,380 Nm, holding torque 2,500 NmMax. load750 kg
Mill-turn table with pallet clamping system
OptionMill-turn table with pallet clamping system Sizepallet 630 × 630 mmMax. load600 kg

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

Table · A/B axes max.Ø 900 × 610 mm (sphere R525)
Table · B axis with A=0°Ø 900 × 785 mm (Ø 850 at the top)
With pallet · A/B axesØ 900 × 530 mm
With pallet · B axis with A=0°Ø 900 × 725 mm
Single disc70 HSK-A/T63 / 40 HSK-A/T100
Double disc137 HSK-A/T63 (123) / 77 HSK-A/T100 (69)
MagazineTM200/TM308/TM373 up to 504 (A/T63); TM180/TM250 up to 321 (A/T100)
A axis (tilting)-185° / +45°, 25 rpm
B axis (rotary)n × 360°, 800 rpm (turning, with intelligent unbalance detection)
Rotary axis drivetorque motors
Rapid traverse X/Y/Z (m/min)X/Y/Z 65 / 50 / 80 (90 / 50 / 90 with dynamic package)
Acceleration X/Y/Z (m/s²)6 / 4.5 / 7.5 (8.5 / 4.5 / 14 dynamic)
Positioning accuracy0.006 mm; repeatability < 0.0025 mm
CNC controlSIEMENS SINUMERIK ONE (standard) · HEIDENHAIN TNC7 (optional) · GROB4Pilot panel (24" multi-touch screen)
Base machine dimensions (W × L × H)2,900 × 6,460 × 3,300 mm (width × length × height)
With TM200 magazine4,500 × 7,000 × 3,300 mm

Maximum weight including workpiece, tools and cutting fluid.

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.

Rotary or tower pallet magazine (PSS-R / PSS-T)PalletsRotary or tower pallet magazine (PSS-R / PSS-T)

Compact cell for unattended production over entire shifts, even with small batches.

✓ PSS-R900 · pallets 630 × 630 · 900 kg

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-L900

Additional TM tool magazineToolsAdditional TM tool magazine

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

✓ up to 504 tools

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 swarf 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 service engineers Service team with specialist technicians and spare parts to keep your machine in production.
  • 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 G550T
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