Workholding Chuck
Product Details
| Model | DK406 |
| Thru Hole Dia. [mm] | 45 |
| Plunger Stroke [mm] | 12 |
| Jaw Stroke Dia. [mm] | 5.5 |
| Max RPM [r.p.m.] | 4500 |
| Max Draw Bar Pull Force [kgf(kN)] | 1630(16) |
| Max Gripping Force [kgf(kN)] | 4180(41) |
| Max. Hydraulic Pressure [kgf/cm2(MPa )] | 21(2.1) |
| Weight [kg] | 14.2 |
| Matching Cylinder | DC-1246 |
| Gripping Range[mm] | Φ22~Φ169 |


Model | DK406 |
Spindle Nose No. | A2-5 |
A | 169 |
B | 81 |
C(h6) | 140 |
D | 82.56 |
E | 17 |
F | 5 |
G | 4-M10X1.5P |
G1 | 3-M6 |
G2 | 4-M10X1.5P |
G3 | 4-M5 |
H | 145 |
H1 | 116 |
H2 | 104.8 |
H3 | 58 |
I | 45 |
J | 16 |
K | 20 |
L | 37 |
M | 73 |
N | 19 |
O | M55X2P |
P | 31 |
Q | 12 |

Is there some suggestions for using workholding chuck?
Best Practices for Using Workholding Chucks
1) Proper Setup: Carefully set the workpiece in the chuck and ensure that the jaws are evenly gripping it. This minimizes runout and improves machining accuracy.
2) Torque Specifications: Follow the manufacturer’s recommended torque settings when tightening the chuck to prevent slippage or damage to the workpiece.
3) Regular Maintenance: Inspect and clean chucks regularly to check for wear, damage, and debris that can affect gripping performance.
4) Use Soft Jaws: On three- or four-jaw chucks, using custom soft jaws can protect finished surfaces and improve gripping on irregular shapes.





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