Solids discharge valves are installed at the discharge nozzles of process machines that handle powders. Because of their function, they need to be designed for:
The Delta Zero Dead Area Plug Valve meets all the above listed features because of:
The plug perfectly contours the shape of the machine body. Tightness between the plug and seat is provided by the conical plug profile where an o-ring or a metal on metal seal is installed.
A screw/drive screw system provides the plug movement. The final driving system can be hydraulic or pneumatic, as well as manual in small machines.
Depending on process needs, the Delta Zero Dead Area Plug Valve can also be equipped with high-containment devices like a: