Roughness testing of ceramic sealing surface

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.

FREE-VALVE brand Pneumatic operated dome valves are designed for ash handling system.Dome 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 .

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

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

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 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.

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

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 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.

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 .

Pneuamtic dome valve opening and closing test

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 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.

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

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

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 brand fluorine lined butterfly valve adopts the central line fluorine lined structure,the valve body and disc are lined with anti-corrosive materials so as to effectively avoid the corrosion of the valve by strong corrosive media,so the valve has both the common butterfly valve mechanical strength, and also can play strong resistance to chemical medium properties .

Pneumatic knife gate valve is installed at cement plant

Ceramic valve disc is mainly used in pneumatic ceramic double gate valves, pneumatic ceramic swing gate valves,

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. 

Adjustment for Pneuamtic Ceramic Lined V Type Control Ball Valve

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

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.

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 .

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

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

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,

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 shows the installation process of the magnetic position sensor .