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HSM
Innovative Motorized
Spindles


1

Grinding Spindles

High precision spindles for internal and external cylindrical grinding.
Low vibration amplitudes of HSTec spindles during the grinding process ensure excellent surface quality of the machined workpiece. Additionally, we offer dressing spindles designed for dressing and profiling of grinding wheels.

Options and functionalities:

  • Rated power outputs from 1,5 kW to 150 kW
  • Rotational speed up to 90000 rpm
  • Manual or automatic tool clamping systems
  • Tool interface: HSK, Grinding Arbor, customized solutions
  • Hybrid or steel spindle bearings
  • Bearing lubrication: grease or oil-air lubrication
  • High-resolution speed and position sensor, incremental or absolute encoder
  • Data Logger - Predictive maintenance with data acquisition and monitoring system
  • Active balancing system
  • Acoustic emission sensors
  • Adaptive bearing preload
  • Compensation of the spindle axial expansion
  • Compatibility with all control devices and CNC machine programs
  • Mounting dimensions and drive specifications according to customer request
Grinding Spindles
Spindle
Spindle HSM050AA HSM060AC HSM060SB HSM090SG HSM132SB HSE150SD
Pn (kW) 4,5 15 10 70 31 70
Mn (Nm) 0,85 4,8 1,3 203 130 446
nmax (rpm) 50000 45000 75000 8000 7000 3000
             
Spindle fitting Φ (mm) 100 120 120 190 200 300 x 300
Tool interface HSK F40 HSK C40 HSK E25 HSK A100 HSK A80 HSK A125
Clamping system Automatic clamping system (hydraulic) Automatic clamping system (hydraulic) Automatic clamping system (hydraulic) Automatic clamping system (hydraulic) Automatic clamping system (hydraulic) Automatic clamping system (hydraulic)
Built-in motor Asynchronous Asynchronous Synchronous Synchronous Synchronous Synchronous
Spindle bearings Hybrid bearings Hybrid bearings Hybrid bearings Hybrid bearings Hybrid bearings Steel bearings
Lubrication system Oil-air lubrication Oil-air lubrication Oil-air lubrication Oil-air lubrication Permanent grease lubrication Permanent grease lubrication
Spindle cooling Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent
Speed and position sensor Incremental encoder Incremental encoder Incremental encoder Incremental encoder Incremental encoder Absolute encoder
Active balancing system Optional Optional Optional Optional Optional Active balancing system integrated
Data Logger – Real time monitoring of bearing temperatures and vibration Optional Optional Optional Optional Data Logger integrated Optional
Sensor monitoring system Temperature sensor
Clamping status monitoring 		Temperature sensor
Clamping status monitoring 		Temperature sensor
Clamping status monitoring 		Temperature sensor
Clamping status monitoring 		Temperature sensor
Acoustic emission sensor
Clamping status monitoring 		Temperature sensor
Vibration sensor
Clamping status monitoring

2

Milling Spindles

High-performance spindles for a variety of milling and boring applications.
Robust and reliable for high load capabilities. Designed for high efficiency CNC machine tools machining. Applicable for high speed cutting applications.

Options and functionalities:

  • Rated power outputs up to 80 kW
  • Rotational speed up to 28000 rpm
  • Automatic tool clamping system and clamping status monitoring
  • Hydraulic, pneumatic or electric release unit and rotary union up to 150 bar
  • Tool interface: HSK, PSC (Capto), SK, BT, CAT, customized solutions
  • Hybrid or steel spindle bearings
  • Bearing lubrication: grease or oil-air lubrication
  • High-resolution speed and position sensor, incremental or absolute encoder
  • Data Logger - Predictive maintenance with data acquisition and monitoring system
  • Active balancing system
  • Compensation of the spindle axial expansion
  • Compatibility with all control devices and CNC machine programs
  • Mounting dimensions and drive specifications according to customer request
Milling Spindles
Spindle
Spindle HSM070SC HSM100AB HSM105AF HSM105SC HSM105SD HSM112SB
Pn (kW) 6,5 16 30 16 23 31
Mn (Nm) 6,5 64 97 28 130 130
nmax (rpm) 14000 8000 12000 20000 4000 2000
             
Spindle fitting Φ (mm) 140 208 210 200 220 215
Tool interface HSK A63 Custom tool interface SK 40 Custom tool interface HSK A80 HSK A80
Clamping system Automatic clamping system (hydraulic) Custom manual clamping system Automatic clamping system (hydraulic) Automatic tool clamping system (pneumatic) Automatic clamping system (hydraulic) Automatic clamping system (hydraulic)
Built-in motor Synchronous Asynchronous Asynchronous Synchronous Synchronous Synchronous
Spindle bearings Hybrid bearings Hybrid bearings Hybrid bearings Hybrid bearings Steel bearings Steel bearings
Lubrication system Permanent grease lubrication Permanent grease lubrication Permanent grease lubrication Oil-air lubrication Permanent grease lubrication Permanent grease lubrication
Spindle cooling Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent
Speed and position sensor Incremental encoder Absolute encoder w. Sin-Cos Incr. signal Incremental encoder Incremental encoder Incremental encoder Incremental encoder
Rotary union for tool cooling Optional - Optional Optional Rotary union integrated Rotary union integrated
Active balancing system Optional Optional Optional Active balancing system integrated Optional Optional
Data Logger – Real time monitoring of bearing temperatures and vibration Optional Optional Data Logger integrated Optional Optional Optional
Sensor monitoring system Temperature sensor
Clamping status monitoring 		Temperature sensor Temperature sensor
Clamping status monitoring 		Temperature sensor
Clamping status monitoring 		Temperature sensor
Clamping status monitoring 		Temperature sensor
Clamping status monitoring

3

Lathe Spindles

High torque spindles designed for turning applications.
Custom made special purpose spindles for demanding turning operations. Powerful B-axis milling spindles for CNC lathe machines.

Options and functionalities:

  • Maximum torque outputs up to 500 Nm
  • Rotational speed up to 10000 rpm
  • Automatic tool clamping system and clamping status monitoring
  • Workpiece clamping with a variety of different chucks
  • Hybrid or steel spindle bearings
  • Bearing lubrication: grease or oil-air lubrication
  • High-resolution speed and position sensor, incremental or absolute encoder
  • Data Logger - Predictive maintenance with data acquisition and monitoring system
  • Compatibility with all control devices and CNC machine programs
  • Mounting dimensions and drive specifications according to customer request
Lathe Spindles

4

Spindles for special purpose and robot machining

Lightweight spindles and custom design suitable for mounting on industrial robots.
Custom made for various operations, such as balance and force test stands, turret heads.
Mounting dimensions and drive specifications according to customer request.

Spindle
Spindle HSE070AA spindle for robotic machining HSE105SC spindle for robotic machining HSM100SB spindle for Friction Stir Welding process (FSW) HSE130SE high speed motor for test stands HSS105SE high speed motor for various applications HSS180AG high torque motor for various applications
Pn (kW) 6,3 30 24 100 26 100
Mn (Nm) 5 42 66 48 60 1872
nmax (rpm) 12000 18000 6500 20000 15000 980
             
Spindle fitting (mm) 140 x 123 197 x 170 Φ 230 600 x 274 525 x 220 Φ 350
Tool interface HSK C40 HSK A63 HSK A63 Custom shaft interface Custom shaft interface Custom shaft interface
Clamping system Manual clamping system Automatic clamping system (pneumatic) Automatic clamping system (pneumatic) - - -
Built-in motor Asynchronous Synchronous Synchronous Synchronous Synchronous Asynchronous
Spindle bearings Steel bearings Hybrid bearings Steel bearings Hybrid bearings Steel bearings Steel bearings
Lubrication system Permanent grease lubrication Oil-air lubrication Permanent grease lubrication Oil-air lubrication Permanent grease lubrication Permanent grease lubrication
Spindle cooling Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent Water with anti-corrosion agent
Rotor cold air cooling		 Water with anti-corrosion agent Water with anti-corrosion agent
Speed and position sensor Induction sensor for speed control Incremental encoder Incremental encoder Incremental encoder Incremental encoder Incremental encoder
Data Logger – Real time monitoring of bearing temperatures and vibration Optional Optional Optional Optional Optional Optional
Integrated sensors Temperature sensor Temperature sensor Temperature sensor
Integrated load cells		 Temperature sensor Temperature sensor Temperature sensor

5

Direct drives

Designed for top performance and custom made for special applications.
Customized motors for demanding applications. Two-axis milling heads. Linear drive units. One and two axis rotary tables. Direct drive high torque motors with absolute measuring encoder system.

Motorized spindles

Careers

HSTec's production quality, product innovation, and highly qualified staff are widely recognized. We follow global trends in industrial automation, constantly applying new technologies based on extensive market research. As there is always room for improvement, we are in constant search of talent who can help us achieve the goal of ongoing development. In return, we offer continuous improvement, career-advancement possibilities, and collaboration with top professionals in the field.

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