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It's a WEDGE-HOOK type 4-jaw with the large through-hole. |
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Matching surfaces of all parts hardened, ground and lubricated directly. |
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Construction of high rigidity and high clamping accuracy. |
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J value is the hole diameter of blank draw nut, K is the maximum thread specification, and it could be customize. |
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Plunger stroke mm |
Jaw stroke (Dia.) mm |
Chucking Dia. mm |
Max. D.B. pull kN(kgf) |
Max. clamping force kN(kgf) |
Max. speed min-1(r.p.m) |
I
kg.m2 |
Weight kg |
Matching cyl. |
Max. pressure
Mpa kgf/cm2 |
| Max. |
Min. |
| 4H-06 |
A5 |
12 |
5.5 |
168 |
15 |
21.6(2200) |
56.8(5800) |
5000 |
0.07 |
12.5 |
14.3 |
TH-646 |
2.8(28) |
| 4H-08 |
A5 |
16 |
7.4 |
210 |
13 |
34.3(3500) |
85.8(8750) |
4200 |
0.19 |
23.5 |
25.4 |
TH-852 |
2.8(28) |
| A6 |
24.3 |
| 4H-10 |
A6 |
19 |
8.8 |
254 |
31 |
42.6(4380) |
110.7(11300) |
3400 |
0.34 |
36.3 |
41 |
TH-1075 |
2.7(27) |
| A8 |
39.3 |
| 4H-12 |
A8 |
23 |
10.6 |
304 |
34 |
54.9(5600) |
143.6(14650) |
2700 |
0.79 |
62 |
65.7 |
TH-1291 |
2.7(27) |
| 4H-15 |
A8 |
381 |
50 |
71(7250)
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179.8(18350) |
2000 |
2.50 |
123.7 |
137.7 |
TH-1512
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2.4(24) |
| A11 |
2.42 |
130.7 |
| 4H-18 |
A11 |
450 |
1700 |
4.85 |
170 |
184 |
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| ◎ The dimensions and the specifications of 4H-A type are in the red data. |
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