Then when placing the clay on the piston, place a thin coat of oil on the valves to prevent them from sticking to the clay. After running through a lift curve, you can cut the clay apart on top of ...

Piston valves are closing-down valves in which a piston-shaped closure member intrudes into or withdraws from the seat bore, as in the valves shown in Figure 3-20 through Figure 3-24. In these valves, ...

The supply pressure is directed to both sides of the piston by the positioner, for stiff and precise actuator operation. This is a significant advantage over ...