Pneumatic valve open and close test

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 .

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

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. 

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

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 .

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

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

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

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 .

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 .

DN100 PN10 pneumatic ceramic lined double disc gate valve

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 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.

We will make the testing of magnetic limited switch ，it will be installed at pneumatic ceramic lined double disc gate valve .

Stainless steel ceramic lined butterfly valve is designed for any abrasive and corrosive working conditions ,to replace any metal seated butterfly valve with longer working life .

FREE-VALVE’s Pneumatic swing tungsten carbide single plate gate valve are suitable for steel plant, cereals transport system, cement transport systems,ECO system,GAH system and EP system in coal fired power plant. In these applications, pneumatic conveying method is used to reduce manpower demand, and improve system efficiency and reliability, and is easy to realize automation.

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 .

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

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 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.

Pneumatic metal seated rotating disc gate valve is designed for higher temperature in the fly ash system at coal power plant

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

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

FREE-VALVE’s Pneumatic Anti wear Ceramic Rotary Gate Valves are designed for pressurized and vacuum systems including pneumatic conveying systems, discharge and vent applications in steel plant and coal power.

Pneumatic metal seated double disc gate valve is designed for higher temperature in the fly ash system at coal power plant ,opening test is made before the valve leave factory.

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.

FREE-VALVE’s Pneumatic Ceramic Rotary Gate Valves are designed for pressurized and vacuum systems including pneumatic conveying systems, discharge and vent applications in steel plant and coal power. The whole of ceramic sealing faces of the valves are well ground and polished, which is ensure a reliable sealing performance of the valve.

FREE-VALVE’s Manual operation Split body Y Type Slurry Valve is ideal for many applications because the valves are designed for use on abrasion materials. Manual operation Split body Y Type Slurry Valve is divided into left and right parts with a seat between them.

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  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.