Pneumatic valve open and close test

FREE-VALVE brand Electro hydraulic operated ceramic lined knife gate valves are suitable for the conveying system with liquid-solid or gas -solid two-phrase medium , such as tailing system in mining,coal -water slurry ,ash, mine residue and coal residue in coal washing plant ,iron & steel plant or ash conveying system of power plant , paper pulp in paper industry, sewage and slurry in decontamination plant ,especially useful for the heavy medium system of coal mill.

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

FREE-VALVE brand manual fluorine lined diaphragm valves are widely used in chemical industry, medicine and other industrial sectors to achieve the cutting of acid, alkali and other corrosive media in the production process

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.

The vedio show how the pneumatic three way change over valve working ,function test is made before the valve leave factory.

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 .

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

Pneumatic ceramic lined rotating disc gate valve will be installed at ash handling system in thermal power plant

Sealing Test For FREE-VALVE Brand Pneumatic Ceramic Lined Double Disc Gate Valve

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 FRZ644TC Flange end Pneumatic Actuator Ceramic Twin Disc Balance 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 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 .

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.

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.

DN100 PN10 pneumatic ceramic lined double disc gate valve

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

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. 

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

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.

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,

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 .

Pneumatic knife gate valve is installed at cement plant

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 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.

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

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’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.

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 .

Open and close test for pneumatic ceramic lined double disc gate valve