- closed center
- 2 and 3 jaws (4 jaws only Ø 400 mm)
Autoblok Corporation was established in 1981 as a subsidiary of Autoblok of Italy, the largest power chuck manufacturer in Europe. Since 1942, Autoblok has been at the forefront of engineering and manufacturing state-of-the-art workholding, clamping and tooling solutions.
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High precision power chucks Ø 125 - 400 mm -
High precision pull-down chucks Ø 170 - 650 mm- active pull-down
- tongue & groove
- 3 jaws
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High precision power chucks Ø 130 - 450 mm- LARGE THROUGH HOLE
- 2, 3 and 4 jaws
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Quick jaw change power chucks Ø 140 - 630 mm- LARGE THROUGH HOLE
- high speed
- high flexibility: jaws radially adjustable/reversible
- 3 jaws
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Standard line includes:- safety valve
- stroke control (without proximity switch)
- port for compressed air
- central lubrication grease, oil or oil + air
- swarf guard
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Front-end pneumatic power chucks- EXTRA LARGE THROUGH HOLE Ø 26 - 115 mm
- 3 jaws
- SP-ES: chuck with rapid and clamping stroke
- SP-L: chuck with long jaw stroke
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Expanding mandrels Ø 14.7 - 129.7 mm- Size 1 - 11
- Large expansibility 1 - 2 mm depending on size
- Flange mounting
- Very rigid design
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Closed center rotating hydraulic cylinder- up to 70 bar
- central bore for media supply
- stroke control via proximity switch or linear positioning system
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Collet chuck for bar machining- Bars Ø 3 - 80
- Collets DIN 6343
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The operation is based on elastic deformation of the diaphragm - this means - no sliding parts - no friction - centrifugal force compensation - proofline® series = fully sealed low maintenance