Application of pneumatic knife gate valve

FREE-VALVE brand Pneumatic Ceramic Lined Rotary Double Disc Gate Valves are designed for pressurized and vacuum systems including dense and dilute phase pneumatic conveying systems, discharge and vent applications in steel plant and coal power. The double ceramic sealing faces of the valves are well ground and polished, which is ensure a reliable sealing performance of the valve,the valve is used to replace the dome valve in the pipe line of the ash system.

FREE-VALVE’s pneumatic and manual operating flat tank flush bottom valves are designed for the convenient and fast discharging the material or samples from the bottom of the reactor,drain or feed vessel .The valve can be welded or installed on the vessel through the flange at the bottom of the valve or on tank wall.

FREE-VALVE’s Manual Wafer type Ceramic Butterfly Valves were operated in the harshest control environments and offers excellent resistant to cavitation which is major problem for process control valves. 

Ceramic ball machining is a part of machining process of the ceramic lined ball valve .The ceramic ball has anti abrasive and anti corrosive performance .

Electric three-way reversing slurry valve is an inverted process valve developed according to the alumina process, which adopts the design principle of superimposed multi-function valve, and is designed as a one inlet and two outlets structure,operated by electric actuator. Slurry diversion and conduction is realized by changing valve stem structural and seal of upper and lower valve body .

DN100 PN10 pneumatic ceramic lined double disc gate valve

DN150 PN10 Pneumatic ceramic lined double rotary disc gate valves are packed into wooden box

These pneumatic ceramic back forth sliding gate valve are produced for one of Mexico Customer.

Pneumatic ceramic lined double disc gate valve is designed for fly ash at ash handling system in coal fired power plant

The video shows the pneumatic knife gate valve opening and closing process

Ceramic lined rotary disc gate valve is being machining at work shop by grinding machine

FREE-VALVE brand Stainless steel pneumatic ceramic lined knife gate valves are known as slurry gate valves.With simple structure and can cut off medium which contains solid particles and fibers, suitable for some very hard particles or serious erosive mediums.They are installed to replace general metal seated knife gate valves which will be washed out easily, especially suitable for any power plant located on sea side .

Pneumatic knife gate valve is installed at cement plant

The video shows the working process of pneumatic inflatable seat dome valve

The video shows the sealing surface of ceramic lined disc

Stainless Steel Ceramic Lined Ball Valves are designed with engineering ceramics. The engineering ceramics internal parts provide excellent wear resistance and corrosive resistance , the stainless steel ceramic ball valves are widely used as an open and close function in corrosive and corosive medium with abrasive solids content.

FREE-VALVE’s Pneumatic tungsten carbide seat double disc rotary swing valves are designed for pressurized and vacuum systems including dense and dilute phase pneumatic conveying systems, discharge and vent applications in steel plant and coal power. The double ceramic sealing faces of the valves are well ground and polished, which is ensure a reliable sealing performance of the valve,the valve is used to replace the dome valve in the pipe line of the ash system.

Fluorine lined ball valve is designed to suit for any corrosive medium

FREE VALVE Brand many sets pneumatic ceramic lined double disc gate valve will be deliveried to oversea market

Pneumatic hard alloy double disc rotary gate valve is designed for higher temperature in the fly ash system at coal power plant

FREE-VALVE’s FRJ545Y Y type slurry globe valve is ideal for many applications because the valves are designed for use on abrasion materials. 

The video show the opening and closing for pneumatic ceramic rotary gate valve, Ceramic lined sealing makes the valve having anti abrasive performance,So it suits for wherever opening and closing frequently .

Pneumatic hard alloy seated rotating disc gate valves are designed for higher temperature in the fly ash system at coal power plant ,less than 350 Degree

FREE-VALVE’s Pneumatic Ceramic Double Disc Gate Valve is mainly used in feeding and dumping the dry powder and the transport pipeline, which not only adopt toughening ceramic as shut off and wear out resistance material,

FREE-VALVE’s  Split body Ceramic seat ceramic disc Y type electric control slurry globe valve is ideal for many applications because the valves are designed for use on abrasion materials.  Split body Ceramic seat ceramic disc Y type electric control slurry globe valve is divided into left and right parts with a seat between them.

3 inch class 150 Pneumatic ceramic lined double plate gate valve opening test

Double acting pneumatic knife gate valves are suit for any abrasive medium and operated by double acting pneumatic .

FREE-VALVE’s  Split body WCB Body Aluminum oxide Y type slurry valve  is ideal for many applications because the valves are designed for use on abrasion materials.  Split body WCB Body Aluminum oxide Y type slurry valve is divided into left and right parts with a seat between them. The bolt connecting the two parts can be dissembled to replace the valve seat.The valve with abrasion resistance,high pressure resistance,erosion resistance and anti-scabbing performance.

FREE-VALVE brand swing arc valves are designed for ash handling system.They use a spherical-shape dome and an inflatable-seal to ensure a 100% airtight seal.swing arc valve is unique in its ability to open and close with a tight pressure seal in environment where abrasive material are passing.Dome valve can achieve operating reliability in severe applications .

Pneuamtic dome valve opening and closing test