HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck

Certificate of Quality

  • Chuck body fine balanced G2.5 at 25.000 rpm or U < 1 gmm
  • All functional surfaces fine machined
  • More accurate than DIN
  • Cool Jet, can be sealed

Heavy Duty Shrink Chuck
DIN 69893-1 · HSK-A125

Shrink fit chuck suitable to all high performance inductive shrink fit units.

For heavy machining applications it is now possible to replace the Weldon tool holders finally. The Heavy Duty Chuck is the shrink fit chuck for extreme cases. The contour is optimized for highest rigidity and clamping force.

  • No deformation at the tool shank after shrink process
  • High runout accuracy: 3 μm
  • Reinforced outer contour
  • With internal groove in the clamping bore
  • With threaded holes in order to balance with balancing screws
  • With Cool Jet bores that can be sealed (Thread M4) and 6 bores
  • Higher coolant flow rate due to optimized coolant bores
  • Cooling with Cool Flash for an extra charge

To shrink with all HAIMER Power Clamp 20 kW shrink fit units and shrink fit machines with 13 kW HD-Coil.

Technical data subjects to change without prior notice.

Features Heavy Duty Shrink Chuck

The most important features:

  • 1. High runout accuracy (< 0.003 mm)
  • 2. Reinforced wall thickness at the clamping range
  • 3. Extremly rigid outer geometry
  • 4. Dirt groove in the clamping bore for safe clamping force
  • 5. Expansion grooves in the clamping bore
  • 6. Standard with Cool Jet (can be re-sealed)
  • 7. Safe-Lock™ (optional)
Cool Jet for Shrink Fit Chucks

Cool Jet

  • Optimized coolant bores, aimed at center
  • Coolant directly to the cutting edge
  • Extended tool life up to 100%
  • Higher reliability of cutting process
  • No more balls of chips on tool
Cool Flash

Cool Flash (optional)

  • Optimized coolant bores with coolant outlet through slots
  • Coolant directly to the cutting edge
  • Extended tool life up to 100%
  • No more balls of chips on tool
  • Optimized runout accuracy! No additional unbalance! No disturbing clearance!
  • Cool Flash available for shank diameter 6 - 25 mm

Technical drawing

HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck Technical Drawing

Please select your clamping diameter:

Clamping Ø D1 [mm] 16
Ø D2 [mm]51
Ø D3 [mm]109
L [mm] ZG13050
L [mm]50
Order No. Gage length A in mm    
A125.150.16.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG130 Pictogram
ZG130, 130.00 mm
DXF
Step
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A125.152.16.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck oversize Pictogram
oversize, 160.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.156.16.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
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Clamping Ø D1 [mm] 20
Ø D2 [mm]58
Ø D3 [mm]109
L [mm] ZG13052
L [mm]52
Order No. Gage length A in mm    
A125.150.20.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG130 Pictogram
ZG130, 130.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.152.20.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck oversize Pictogram
oversize, 160.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.156.20.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
Clamping Ø D1 [mm] 25
Ø D2 [mm]63
Ø D3 [mm]109
L [mm] ZG13058
L [mm]58
Order No. Gage length A in mm    
A125.150.25.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG130 Pictogram
ZG130, 130.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.152.25.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck oversize Pictogram
oversize, 160.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.156.25.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
Clamping Ø D1 [mm] 32
Ø D2 [mm]70
Ø D3 [mm]109
L [mm] ZG13061
L [mm]61
Order No. Gage length A in mm    
A125.150.32.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG130 Pictogram
ZG130, 130.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.152.32.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck oversize Pictogram
oversize, 160.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.156.32.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
Clamping Ø D1 [mm] 40
Ø D2 [mm]82
Ø D3 [mm]109
L [mm] ZG13087,5
L [mm]88
Order No. Gage length A in mm    
A125.150.40.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG130 Pictogram
ZG130, 130.00 mm

Without back-up screws
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.152.40.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck oversize Pictogram
oversize, 160.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.156.40.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
Clamping Ø D1 [mm] 50
Ø D2 [mm]82
Ø D3 [mm]109
L [mm] ZG13087,5
L [mm]88
Order No. Gage length A in mm    
A125.150.50.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG130 Pictogram
ZG130, 130.00 mm

Without back-up screws
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.152.50.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck oversize Pictogram
oversize, 160.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
A125.156.50.6
HSK-A125 Shrink Fit Chuck Heavy Duty Shrink Chuck ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
Product wishlist