Air bearing spindle for PCB drilling machine, high collet torque, low dynamic runout.It can replace Westwind D1722 spindle.

 

Specification:

1.Max speed : 160,000rpm;

2.Air supply  prssure:80psig(5.6kg/c㎡);

3.Axial direction load: 17.9kg;      

 4. Air flow: 76  l/min;

5.Cooling water flow: 1.55  l/min;

6.Static precision:≤1um;

7.Dynamic runout: ≤8um at 160,000rpm;

8.Output power: 402w at 60,000rpm;

9.Radial load: 15 1b (6.75kg) at  20,000rpm;

10. Body size:2.437inch (61.9mm)