3-jaw hollow hydraulic chuck
KORRETTO 3-jaw hollow hydraulic chuck —a precision hydraulic chuck for CNC machining and turning applications. Key search terms: hydraulic chuck, power chuck, hydraulic lathe chuck. Engineered for high-speed CNC turning centers. Replacement chuck jaws and matching rotary hydraulic cylinders available.
Operates smoothly at high speeds, sturdy and durable.
High repeatability in positioning accuracy and strong clamping force.
Suitable for automated production.
Universal connection size, compatible with all equipment.
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Parameter
| Model | Flange | A | B | C (H6) | D | D1 | D2 | E | E1 | F | G | H | J | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| max | min | ||||||||||||||||
| 3K-04 | 110 | 59 | 85 | 70.6 | 4 | 26 | 3.5 | -6.5 | 17.5 | 12 | |||||||
| 3K-05 | A4 | 135 | 60 | 71 | 110 | 82.6 | 63.51 | 96 | 15 | 45 | 11 | 26 | -1 | 14 | 20 | ||
| 3K-06 | A5 | 169 | 81 | 91 | 140 | 104.8 | 82.56 | 116 | 5 | 23 | 1 | 16 | -9 | 6 | 19 | 20 | |
| 3K-08 | A5 | 210 | 91 | 109 | 170 | 133.4 | 104.8 | 23 | 52 | 14.5 | 37.5 | -1.5 | 21.5 | 20.5 | 30 | ||
| A6 | 103 | 106.38 | 150 | 17 | 31.5 | 15.5 | |||||||||||
| 3K-10 | A6 | 254 | 100 | 120 | 220 | 171.4 | 133.4 | 25 | 75 | 8.5 | 33.5 | -10.5 | 14.5 | 25 | 45 | ||
| A8 | 113 | 139.72 | 190 | 18 | 26.5 | 7.5 | |||||||||||
| 3K-12 | A8 | 304 | 110 | 122 | 6 | 18 | 91 | 8 | 26 | -15 | 3 | 28 | 50 | ||||
| 3K-15 | A8 | 381 | 133 | 160 | 300 | 235 | 171.4 | 33 | 120 | 11 | 44 | -12 | 21 | 39 | 60 | ||
| A11 | 149 | 196.87 | 260 | 22 | 33 | 10 | |||||||||||
| 3K-18 | A11 | 450 | 110 | ||||||||||||||
| Model | Flange | L1 | L2 | M1 | M2 | M3 | N | P | R | S | T | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| max | min | ||||||||||||
| 3K-04 | 16 | 24 | M32*1.5 | 3-M10 | 52 | 14 | 11.3 | 6.8 | 25 | 10 | |||
| 3K-05 | A4 | 15 | 15 | 31 | M40*1.5 | 3-M6 | 62 | 19.8 | 7.8 | ||||
| 3K-06 | A5 | 16 | 16 | 37 | M55*2 | 6-M10 | 73 | 20 | 22.8 | 9.3 | 31 | 12 | |
| 3K-08 | A5 | 20 | 17 | 38 | M60*2 | 6-M12 | 6-M10 | 95 | 25 | 29.8 | 14.8 | 35 | 14 |
| A6 | 18 | 3-M6 | |||||||||||
| 3K-10 | A6 | 22 | 43 | M85*2 | 6-M16 | 6-M12 | 110 | 30 | 33.8 | 14.3 | 40 | 16 | |
| A8 | 24 | 3-M8 | |||||||||||
| 3K-12 | A8 | 23 | 25 | 51 | M100*2 | 3-M8 | 130 | 30 | 45.8 | 15.8 | 50 | 21 | |
| 3K-15 | A8 | 30 | 24 | 63 | M130*2 | 6-M20 | 6-M16 | 165 | 43 | 47.3 | 18.2 | 62 | 25.5/22 |
| A11 | 28 | 3-M10 | |||||||||||
| 3K-18 | A8 | 79.2 | |||||||||||
| Model | Flange | Wedge stroke (mm) | Jaw stroke (diameter) mm | Allowable push-pull force KN(kgf) | Max clamping forceKN(kgf) | Max speed/min | Clamping range (mm) | Inertiakg.m2 | Weight kg | Compatible cylinder | Max operating pressureMpa(kgf/cm2 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3K-04 | 10 | 5.4 | 13.7(1400) | 28.4(2900) | 8000 | 7-110 | 0.01 | 4 | 428 | 2.1– | ||
| 3K-05 | A4 | 17.1(1750) | 35.8(3650) | 7000 | 12-135 | 0.02 | 6.7 | 7.5 | 536 | 2.6– | ||
| 3K-06 | A5 | 12 | 5.5 | 21.5(2200) | 56.8(5800) | 6000 | 15-168 | 0.06 | 11.9 | 13.7 | 646 | 2.5– |
| 3K-08 | A5 | 16 | 7.4 | 34.3(3500) | 85.8(8750) | 5000 | 13-210 | 0.18 | 22.5 | 25.4 | 852 | 2.8– |
| A6 | 23.6 | |||||||||||
| 3K-10 | A6 | 19 | 8.8 | 42.6(4380) | 110.7(11300) | 4200 | 31-254 | 0.33 | 34.5 | 41.65 | 1075 | 2.6– |
| A8 | 40 | |||||||||||
| 3K-12 | A8 | 23 | 10.6 | 54.9(5600) | 143.6(14650) | 3300 | 34-304 | 0.77 | 56.6 | 59.5 | 1291 | 2.6– |
| 3K-15 | A8 | 71(7250) | 179.8(18350) | 2500 | 50-381 | 2.47 | 120 | 134 | 1512 | 2.4– | ||
| A11 | 2.39 | 127 | ||||||||||
| 3K-18 | A11 | 2000 | 50-450 | 4.78 | 164 | 178 | ||||||