Dome valve PH series

pneumaticinflatable-sealfor bulk materials

Originally patented in the late 1970’s, the Dome Valve® is unique in its ability to open and close with a tight pressure seal in pneumatic conveying systems for abrasive materials. No other valve can achieve as long of a life in harsh environments like the Dome Valve®. We are the original designers and patent holders of the Dome Valve®. • Pressure – up to 14 barg (200 psi) • Design code – ASME sect. VIII Div. 1; PED; GB150 • Temperature – up to 350°C (662°F) • Inflatable seal self-compensates for wear as the valve is used. • Valve can open and close through a static or moving column of material. • Low-maintenance. Replacement time is quick. • Temperature capabilities • Cast or stainless construction available. Teflon®, tungsten carbide or other coatings available depending on customer need. Cut-Away View This cut-away view reveals the inner workings of the Dome Valve® including the inflatable seal. The soft seating feature allows the Dome Valve® to operate reliably and repeatedly in harsh, abrasive environments.