They reverse the procedure to install a new spindle unit. Hydrodynamic fluid bearings give the RigiDyne spindle 6X the stiffness of a mechanical-bearing spindle and 4X the damping. Somewhere, a ...

has introduced bearing spindle indexers for applications involving heavy parts, heavy cutting forces and high tailstock thrusts. The Hardinge Robust Indexers have dual bearing units at the front and ...