PCD center point for machining high precison shaft

The advantages of PCD dead centers
? Ultra-high wear resistance, service life of 80-180 times that of hard alloy center.
? Good thermal conductivity, reduce the friction heat grnerated in the work and avoid the central hole of the workpiece being burned and deformed, causing changes in the central position and affecting the machining accuracy.
? The friction coefficient is much lower which cangreatly reduce the friction resistance. And the vibration of workpiece, to improve the processing accuracy.
? Polycrystalline diamond under 650° showed good chemical inertness, resistant to strong acid, alkali, suitable for all kinds of operating mode under the condition of work.

|
Type |
D2 |
D4 |
H1 |
L3 |
thread |
L1 |
L2 |
L2-l1 |
|
Full Center |
12.2 |
7 |
53.5 |
80 |
26.5 |
|||
|
18 |
7 |
64 |
100 |
36 |
||||
|
24.1 |
11 |
81 |
125 |
44 |
||||
|
34.6 |
14 |
102.5 |
160 |
57.5 |
||||
|
44.7 |
15.8 |
129.5 |
200 |
70.5 |

|
Type |
D2 |
D4 |
H1 |
L3 |
thread |
L1 |
L2 |
L2-l1 |
|
Half Center |
12.2 |
7 |
1.5 | 22 |
53.5 |
80 |
26.5 |
|
|
18 |
7 |
2 | 30 |
64 |
100 |
36 |
||
|
24.1 |
11 |
3 | 38 |
81 |
125 |
44 |
||
|
34.6 |
14 |
5 | 50 |
102.5 |
160 |
57.5 |
||
|
44.7 |
15.8 |
7 | 63 |
129.5 |
200 |
70.5 |
Comparison of ns, ps, and fs lasers for PCD, carbide, and ceramic machining, and how Moresuperhard’s 5-axis laser PCD grinding machine delivers high-precision cold laser processing.
Learn how to choose the right PDC cutters for deep and hard rock formations. Explore diamond thickness, thermal stability, impact toughness, cutter geometry, and bit design.
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