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SCHUNK - Gripping and Clamping Products
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA-G
Description
Universal 3-jaw manual chuck with jaw quick-change system for straight serrated jaws

Field of application
on conventional lathes
on cycle-controlled lathes
on mill/turn machines
on drill / boring machines
on welding systems
on special machines

Advantages – Your benefits
Convenient jaw quick-change system
Minimizing set-up times and costs
Hardened and extremely rigid base body
Therefore a longer life span at highest precision. Even with maximum clamping force
Large through-hole
Machining of all standard pipe diameters
High efficiency of the wedge bar system
Process-reliable clamping due to high clamping forces
High jaw quick-change repeatability
No reboring of already machined jaws necessary
Visual safety devices
Maximum operating safety
Excellent clamping force/torque ratio
Perfect use of the machine performance
Straight serrated base jaws GBK are compatible to system “R“ (Reishauer)
Flexible clamping of small and large workpieces
Ergonomic, light safety spanner wrench
Ensures easy operation
Very easy handling
Optimal operator convenience
All functional parts are ground and hardened
High run-out and jaw change repeat accuracy

Options and special information

The manual chucks with jaw quick-change system ROTA-G ensure optimum results in workpiece clamping, especially on cycle-controlled lathes. The wedge bar actuation system ensures high precision, run-out and repeat accuracy as well as the highest clamping forces.

The large chuck bore makes the machining of raw material with very large diameters possible. By using the quick-change system, no rework of jaws is necessary after jaw change.
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ROTA 2B
ROTA 2B
Lathe chuck, hydraulically operated
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA 2B
Description
Lightweight 2-jaw power lathe chuck with long jaw stroke, and at the same time high clamping force and pre-installed media feed-through. Particularly suitable for clamping fittings.

Field of application
on universal CNC lathes
on turn/mioll centers
on vertical lathes

Advantages – Your benefits
Precision wedge hook power chuck for highest quality requirements
Allows excellent machining processes
High efficiency of the wedge hook system
Process-reliable clamping due to high clamping forces
Optimum jaw support for O.D. and I.D. clamping due to a very long base jaw guidance
Allows high clamping forces at a long service life
Optimized lubrication system
Consistently high clamping forces are ensured
Largest jaw stroke at high jaw clamping force
Safe and variable clamping of workpieces over interfering contours
Media feed-through (coolant or air) as option integrated in the chuck body
Flexibility depending on the application
Low height
Maximum use of the machine room and maximum rigidity of the system
Base jaws with fine serration or tongue and groove as standard
High flexibility in the range of top jaws
Low chuck weight
Fast acceleration and deceleration operations shorten the cycle times
Also applicable as stationary clamping device with base frame cylinder
Perfectly suitable for machining centers
All functional parts are ground and hardened
Ensures a long service life

Options and special information
Extremely long jaw strokes and high clamping forces are what make the ROTA 2B 2-jaw power chuck from SCHUNK stand out from the crowd. Especially recommended for clamping fittings.

Standard mounting threads allow many ways of mounting workpiece stops or consoles. Adjustable brass wipers seal the base jaws and offer an excellent protection against water and dirt. The therefrom resulting low wear ensures a long lifetime of the chuck.
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ROTA NC plus 2
ROTA NC plus 2
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NC plus 2
Description
Weight-reduced 3-jaw precision power chuck in an extremely stable design.

Field of application
on universal CNC lathes
on turn/mioll centers
on vertical pick-up lathes

Advantages – Your benefits
Precision wedge hook power chuck for highest quality requirements
Allows excellent machining processes
Large through-hole
Machining of all standard pipe diameters
High efficiency of the wedge hook system
Process-reliable clamping due to high clamping forces
Optimized lubrication system
Consistently high clamping forces are ensured
Modular center sleeve system
Optimum adjustment to new clamping tasks due to exchangeable center sleeves
Double-guided chuck piston
For highest run-out and repeat accuracy
Low chuck weight
Fast acceleration and deceleration operations shorten the cycle times
All functional parts are ground and hardened
Ensures a long service life

Options and special information
The power chuck was developed to meet the highest demands on modern lathes. Very robust, hardened and ground flat guidances ensure process-stable functioning even at maximum load. The modular sealed center sleeve system increases flexibility for the most various applications in everyday life.

Due to the newly developed lubrication system, the service intervals of the lathe chuck are extended. Repeatability and clamping force are also improved in the long term.
Product details Homepage Product request
ROTA NCD
ROTA NCD
ROTA NCD
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCD
Description

Universal, wedge-bar-based, 3-jaw power chuck with continuous T-slot in the base jaws for maximum jaw adjustment range. Available as 2-jaw chuck on request.


Field of application

on universal CNC lathes
on turn/mioll centers
on vertical pick-up lathes


Advantages – Your benefits

Large through-hole
Machining of all standard pipe diameters
High efficiency of the wedge bar system
Process-reliable clamping due to high clamping forces
Optimum jaw support for O.D. and I.D. clamping due to a very long base jaw guidance
Allows high clamping forces at a long service life
Extremely rigid clamping
High precision on the workpiece
Clamping of smallest diameters possible
Flexibility for various clamping tasks
Base jaws with fine serration 1.5 mm x 60° and 1/16" x 90° as standard
High flexibility in the range of top jaws
Two mounting bolt circles
For fast and direct attachment to all commercially available spindle heads
All functional parts are ground and hardened
Ensures a long service life


Options and special information

The design of the SCHUNK wedge bar power chuck ROTA NCD is based on the patented idea of high-precision clamping of the smallest workpiece diameters with SCHUNK collet jaws. At the same time it is possible to clamp large workpieces with all conventional top jaws. The continuous T-slot in the base jaws allows for the highest flexibility in positioning the top jaws.
Product details Homepage Product request
ROTA NCE
ROTA NCE
Lathe chuck, hydraulically operated
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCE
Description

Extremely lightweight 3-jaw power chucks with innovative design for large savings potential with dynamic processes. The chuck is ideal for use on machines with short-stroke cylinders.


Field of application

on universal CNC lathes
on turn/mioll centers
on vertical pick-up lathes


Advantages – Your benefits

Energy efficient thanks to extremely low moment of inertia
Shorter cycle times and reduced energy costs
Connection dimensions 100% compatible with power lathe chucks of the Kitagawa BB200 series (up to size 260)
Exchange of the existing Kitagawa chucks can be done within short time
Precision wedge hook power chuck for highest quality requirements
Allows excellent machining processes
High efficiency of the wedge hook system
Process-reliable clamping due to high clamping forces
Optimized lubrication system
Consistently high clamping forces are ensured
Modular center sleeve system
Optimum adjustment to new clamping tasks due to exchangeable center sleeves
Base jaws with tongue and groove or fine serration as standard
High flexibility in the range of top jaws
Blank draw nut which can be disassembled and removed is integrated in the chuck
Boring out draw bar thread or for exchanging with the already bored-out draw nut of a Kitagawa BB200 chuck of the same size can be carried out by the customer himself
All functional parts are ground and hardened
Ensures a long service life


Options and special information

The SCHUNK ROTA NCE unifies lightweight construction, maximum bearing load capacity and an extraordinary formal language all in one. The geometry of the lathe chuck was adapted to the power flow so that despite the lightweight geometry, a maximum rigidity is ensured.Compared to conventional lathe chucks, the inertia was reduced by up to 40% depending on the model size.

In doing so, the SCHUNK ROTA NCE provides the ideal requirements for a high process dynamics and productivity with minimum energy consumption. Particularly in line production, the energy and cycle time-efficient lathe chuck promises significant savings and is also ideally suitable for the energy management certification DIN EN ISO 50001.
Product details Homepage Product request
ROTA NCF plus 2
ROTA NCF plus 2
Lathe Chucks
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCF plus 2
Description
Weight-reduced 3-jaw precision power chuck with centrifugal force compensation in an extremely stable design.

Field of application
- on universal CNC lathes
- on turn/mioll centers
- on vertical pick-up lathes

Advantages – Your benefits
- Precision wedge hook power chuck for highest quality requirements. Allows excellent machining processes.
- Very high RPM without essential clamping force reduction. Optimum utilization of the lathe chuck performance due to high economic efficiency.
- With integrated centrifugal force compensation. Thereby high machining speeds are possible.
- Large through-hole. Machining of all standard pipe diameters.
- High efficiency of the wedge hook system. Process-reliable clamping due to high clamping forces.
- Optimized lubrication system. Consistently high clamping forces are ensured.
- Modular center sleeve system. Optimum adjustment to new clamping tasks due to exchangeable center sleeves.
- Double-guided chuck piston. For highest run-out and repeat accuracy.
- Low chuck weight. Fast acceleration and deceleration operations shorten the cycle times.
- All functional parts are ground and hardened. Ensures a long service life.
Product details Homepage Product request
ROTA NCK plus
ROTA NCK plus
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCK plus
Description
Universal 3-jaw power chuck with exceptional price-performance ratio. 100% compatible with the Kitagawa B200 series.

Field of application
on universal CNC lathes
on turn/mioll centers
on vertical pick-up lathes

Advantages – Your benefits
Interface 100% compatible with power chucks of the Kitagawa B200 series
Exchange of the existing Kitagawa chucks can be done within short time
Precision wedge hook power chuck for highest quality requirements
Allows excellent machining processes
High efficiency of the wedge hook system
Process-reliable clamping due to high clamping forces
Optimized lubrication system
Consistently high clamping forces are ensured
Base jaws with fine serration 1.5 mm x 60° and 1/16" x 90° as standard
High flexibility in the range of top jaws
Blank draw nut which can be disassembled and removed is integrated in the chuck
Turning for draw tube threads or replacement of the already turned center sleeve
Modular center sleeve system
Optimum adjustment to new clamping tasks due to exchangeable center sleeves
All functional parts are ground and hardened
Ensures a long service life

Options and special information
With the design of the wedge hook power chuck ROTA NCK plus, SCHUNK offers a chuck for everyday applications on CNC-lathes at a reasonable price. The chuck distinguishes by high clamping forces and highest precision during endurance applications.

The ROTA NCK plus is compatible with the Kitagawa B200 series. This allows the exchange of an already existing lathe chuck in a minimum of time.
Product details Homepage Product request
ROTA NCK-S plus
ROTA NCK-S plus
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCK-S plus
Description
Hydraulically actuated 3-jaw power chuck in compact design with a high clamping force

Field of application
3-axis standard machining center
4-axis vertical machining center
4-axis horizontal machining center
5-axis machining center
5-axis machining center with turning option

Advantages – Your benefits
Precision wedge hook power chuck for highest quality requirements
Allows excellent machining processes
Excellent cost-performance ratio
Optimum use of the lathe chuck
High efficiency of the wedge hook system
Process-reliable clamping due to high clamping forces
Optimized lubrication system
Consistently high clamping forces are ensured
Integrated hydraulic cylinders
Delicate clamping due to large control range
Base jaws with fine serration 1.5 mm x 60° and 1/16" x 90° as standard
High flexibility in the range of top jaws
Low height
Maximum use of the machine room and maximum rigidity of the system
All functional parts are ground and hardened
Ensures a long service life

Options and special information
Hydraulic power chucks for stationary use
The extremely flat, precision wedge hook power chuck ROTA NCK-S plus with integrated hydraulic cylinder is a price-attractive clamping solution for stationary use. High clamping forces and accuracy make the chuck the ideal clamping device for daily use.

The ROTA NCK-S plus has an one-piece, hardened chuck body, long jaw guidances as well as a long and precise piston guidance. Due to the integrated lubrication of the wedge hook and wear-resistant parts, the sturdy and versatile chuck can also be easily maintained.
Product details Homepage Product request
ROTA NCO
ROTA NCO
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCO
Description
Universal, 3-jaw power chuck with outstanding sealing, long jaw stroke and integrated media feed-through.

Field of application
on universal CNC lathes
on vertical turret lathes
on mill/ turn machines
on vertical pitch-up lathes

Advantages – Your benefits
Precision wedge hook power chuck for highest quality requirements
Allows excellent machining processes
High efficiency of the wedge hook system
Process-reliable clamping due to high clamping forces
Optimum jaw support for O.D. and I.D. clamping due to a very long base jaw guidance
Allows high clamping forces at a long service life
Optimized lubrication system
Consistently high clamping forces are ensured
Largest jaw stroke at high jaw clamping force
Safe and variable clamping of workpieces over interfering contours
Sealed against cooling lubricant and chips as standard via wiper strips, seals and sealed toolholder through bore
Excellently suitable for the use on vertical lathes
Media feed-through (coolant or air) as standard option integrated in the chuck body
Flexibility depending on the application
Low height
Maximum use of the machine room and maximum rigidity of the system
Base jaws with fine serration 1.5 mm x 60° and 1/16" x 90° as standard
High flexibility in the range of top jaws
All functional parts are ground and hardened
Ensures a long service life

Options and special information

The wedge hook power chuck is excellently protected against dirt and chips. The technology of the ROTA NCO ensures highest precision and life time for applications on horizontal as well as vertical lathes. The long jaw stroke allows for clamping around interfering contours.

Due to the media feed-through, the ROTA NCO chuck is a multi-purpose chuck. Central coolant supply, air feed-through or central lubrication are already standardized options and the chuck body is equipped for these modification possibilities.
Product details Homepage Product request
ROTA NCR
ROTA NCR
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCR
Description
6-jaw power chuck with oscillation mechanism for low-deformation clamping of thin-walled components. Also available with additional centrifugal force compensation system.

Field of application
on universal CNC lathes
on vertical turret lathes
on mill/turn machines
on vertical lathes

Advantages – Your benefits
Precision angle lever power chuck for top quality demands
Allows excellent machining processes
High efficiency of the angle lever system
Process-reliable clamping due to high clamping forces
Optimum jaw support for O.D. and I.D. clamping due to a very long base jaw guidance
Allows high clamping forces at a long service life
Optimized lubrication system
Consistently high clamping forces are ensured
Media feed-through (coolant or air) as standard option integrated in the chuck body
Flexibility depending on the application
Low height
Maximum use of the machine room and maximum rigidity of the system
On request also available with centrifugal force compensation
Less clamping force loss at high RPM
Deformation sensitive clamping of thin-walled workpieces
High degree of roundness of the workpieces
Very accurate clamping of non-circular components
Perfect for castings
Turning ring simplifies and optimizes top jaw boring/machining
Easy handling during boring/machining top jaws
All functional parts are ground and hardened
Ensures a long service life

Options and special information

The 6-jaw compensation chuck is based on the principle of chuck jaws that oscillate in pairs. Two base jaws are always connected with a pendulum body. This ensures workpiece centering between six contact points, which can be adjusted in pairs. Even raw parts can be centered without distortion of the workpiece.

For specific applications, the pendulum compensation can be blocked resulting in the centric clamping of the jaws.
Product details Homepage Product request
ROTA NCS 3
ROTA NCS 3
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCS 3
Description
Hermetically sealed, 3-jaw power chuck with active jaw pull-down function.

Field of application
on universal CNC lathes
on turn/mioll centers
on vertical lathes

Advantages – Your benefits
Precision lever power chuck for top quality demands
Allows excellent machining processes
High efficiency of the lever system
Process-reliable clamping due to high clamping forces
Hermetically sealed
Optimum protection against coolant and chips
Permanently filled with oil
Almost maintenance free with constant clamping force
Active jaw pull-down
No lifting of the workpiece from chuck face, highest requirements in face parallelism
Media feed-through (coolant or air) as standard option integrated in the chuck body
Flexibility depending on the application
With integrated centrifugal force compensation
Thereby high machining speeds are possible
Easy change of base jaws
Suitable for external and internal clamping
All functional parts are ground and hardened
Ensures a long service life

Options and special information

The ROTA NCS is a hermetically sealed power lathe chuck with active pull-down action of the jaws. The chuck is suitable for external and internal clamping applications, the chuck size has to be selected for the corresponding workpiece size. The ROTA NCS is centrically clamping.

The ROTA NCS is almost maintenance free, optimized for use in horizontal and vertical applications in high volume production.
Product details Homepage Product request
ROTA NCS 6
ROTA NCS 6
Lathe chuck
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCS 6
Description
Hermetically sealed, 6-jaw power chuck with active jaw pull-down function.

Field of application
on universal CNC lathes
on turn/mioll centers
on vertical lathes

Advantages – Your benefits
Precision lever power chuck for top quality demands
Allows excellent machining processes
High efficiency of the lever system
Process-reliable clamping due to high clamping forces
Hermetically sealed
Optimum protection against coolant and chips
Permanently filled with oil
Almost maintenance free with constant clamping force
Active jaw pull-down
No lifting of the workpiece from chuck face, highest requirements in face parallelism
Media feed-through (coolant or air) as standard option integrated in the chuck body
Flexibility depending on the application
With integrated centrifugal force compensation
Thereby high machining speeds are possible
Easy change of base jaws
Suitable for external and internal clamping
Deformation sensitive clamping of thin-walled workpieces
High degree of roundness of the workpieces
Very accurate clamping of non-circular components
Perfect for castings
All functional parts are ground and hardened
Ensures a long service life

Options and special information

The ROTA NCS is a hermetically sealed power lathe chuck with active pull-down action of the jaws. The chuck is suitable for external and internal clamping applications, the chuck size has to be selected for the corresponding workpiece size. The ROTA NCS is centrically clamping.

At the 6-jaw chuck the pendulum mechanism is integrated. This assures workpiece centering between six contact points, which can be adjusted in pairs. Even pre-machined parts can be centered without distortion of the workpiece.

The ROTA NCS is almost maintenance free, optimized for use in horizontal and vertical applications in high volume production.
Product details Homepage Product request
ROTA NCX
ROTA NCX
Lathe Chucks
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA NCX
Description
3-jaw power lathe chuck with jaw quick-change system for small batch sizes and the easiest exchange of existing lathe chucks with fine serration. 100 % compatible with the power lathe chuck of the Kitagawa BB200 series.

Advantages – Your benefits
- Convenient jaw quick-change system. Minimizing set-up times and costs.
- Large through-hole. Machining of all standard pipe diameters.
- High efficiency of the wedge bar system. Process-reliable clamping due to high clamping forces.
- High jaw quick-change repeatability. No reboring of already machined jaws necessary.
- Optimized lubrication system. Consistently high clamping forces are ensured.
- Interface 100% compatible with power chucks of the Kitagawa BB200 series. Exchange of the existing Kitagawa chucks can be done within short time.
- Blank draw nut which can be disassembled and removed is integrated in the chuck. Turning for draw tube threads or replacement of the already turned center sleeve.
- All functional parts are ground and hardened. High run-out and jaw change repeat accuracy.
Product details Homepage Product request
ROTA THW plus
ROTA THW plus
Lathe Chucks
SCHUNK GmbH & Co. KG Spann- und Greiftechnik
Lathe chucks, hydraulically operated
ROTA THW plus
Description
Universal 3-jaw power chuck with jaw quick-change system and maximum operating safety

Field of application
- on universal CNC lathes
- on turn/mioll centers
- on vertical pick-up lathes

Advantages – Your benefits
- Convenient jaw quick-change system. Minimizing set-up times and costs.
- Large through-hole. Machining of all standard pipe diameters.
- High efficiency of the wedge bar system. Process-reliable clamping due to high clamping forces.
- High jaw quick-change repeatability. No reboring of already machined jaws necessary.
- Optimized lubrication system. Consistently high clamping forces are ensured.
- Modular center sleeve system. Optimum adjustment to new clamping tasks due to exchangeable center sleeves.
- GBK straight-serrated base jaws. Compatible to ROTA-G and system “R“ (Reishauer).
- Two mounting bolt circles. For fast and direct attachment to all commercially available spindle heads.
- All functional parts are ground and hardened. Ensures a long service life.
Product details Homepage Product request