Exhaust Valve

FREE-VALVE’s Split body polyurethne lined wear resistant knife gate valves are designed for bi-directional tight on-off service in abrasive slurry applications,the valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold, and all media are wrapped in the polyurethane lined to achieve all-round wear-resistant protection,which provides excellent wear life with 100% positive shutoff of abrasive slurry,the Valves are ideally suited for applications in mining.

FREE-VALVE slip type body wafer type ductile iron Square port slide Knife Gate Valves are designed as split type and for on-off service in abrasive slurry applications or dry powder,the valve is easy to replace and maintain on site,the Valves are ideally suited for applications in mining slurry and fly ash system.

FREE-VALVE’s High quality WCB Body Electric operating Y Type Slurry Globe Valves is ideal for many applications because the valves are designed for use on abrasion materials. Y Type Slurry Valve is divided into left and right parts with a seat between them.

FREE-VALVE pneumatic operating double flap disc dump valve s are widely used to transport dry solids between areas with different air pressures.This valve is mainly used in the coal ash pneumatic conveying system of thermal power generation enterprises, as the bin pump feed valve and ash discharge valve. At the same time, it can also be used for cement, mining, paper making, chemical industry and other kinds of dry dust,and other media with wear on the pipeline for opening and closing.

FREE-VALVE stainless steel  flange end Compound Automatic Exhaust Air Release Valve is a barrel shaped valve body, which consists of stainless steel floating balls,Stainless steel filter basket and plug heads.

FREE-VALVE’s Manual Carbon Steel slide Gate Valves are unidirectional knife edge gate valve used on industrial pipeline for on-off operation. It is a fabricated square or rectangular port low pressure for highly solid loaded fluids or solids,mainly used in bulk handling and silo outlet applications in industries.

FREE-VALVE’s Stainless Steel CF8 body Ceramic Butterfly Valve wafer type were operated in the harshest control environments and offers excellent resistant to cavitation which is major problem for process control valves. The ceramic materials are applied to the most common problem areas within disc of butterfly valve.

FREE-VALVE’s  FRZ73PU manual  pneumatic Polyurethane PU seat Slurry Knife Gate Valves are designed for bi-directional tight on-off service in abrasive slurry applications,the valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold

FREE-VALVE’s pneumatic square slide knife gate valve is a kind of valve which uses the square board as the opening and closing element and moves up and down with the board to realize full opening and full closing.The  square knife gate valve is mainly used to cut off medium in the pipeline.The valve is widely used in power, hydraulic, petroleum, chemical, mining and other industries.

FREE-VALVE’s High Abrasion-Resistant Bidirectional PU Lined Knife Gate Valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold, and all media are wrapped in the polyurethane lined to achieve all-round wear-resistant protection,which provides excellent wear life with 100% positive shutoff of abrasive slurry,the Valves are ideally suited for applications in mining.

FREE-VALVE’s China Supplier High Quality Stainless Steel Anti Wear Ceramic Knife Gate Valves are known as slurry gate valves. Its have simple structure and can cut off medium which contains solid particles and fibers

FREE-VALVE Double Flap feeding Valves are widely used to transport dry solids between areas with different air pressures.This valve is mainly used in the coal ash pneumatic conveying system of thermal power generation enterprises, as the bin pump feed valve and ash discharge valve. At the same time, it can also be used for cement, mining, paper making, chemical industry and other kinds of dry dust,and other media with wear on the pipeline for opening and closing.

FREE-VALVE’s FRZ73PU Full urethane rubber lined knife gate valves are designed for bi-directional tight on-off service in abrasive slurry applications,the valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold,

WCB Intelligent Operating Three Way Reversing Globe 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. Slurry diversion and conduction is realized by changing valve stem structural and seal of upper and lower valve body .

FREE-Valve’s Manual Operation Pneumatic Operation Rectangular Flange Slide Knife Gate Valvess are known as slurry gate valves. Its are unidirectional wafer knife edge gate valve used on industrial pipeline for on-off operation.

FREE-VALVE Pneumatic operating three way commutation slurry globe 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. Slurry diversion and conduction is realized by changing valve stem structural and seal of upper and lower valve body .

Composite Function Air Exhaust Valve body is barrel-shaped, and includes floats, stems and disc. The valves are used at the highest point on the pipe or where there is a closed gas and at the pump outlet for removing gas from the pipe, so that the pipe is working properly

FREE-VALVE’s FRZ73PU  Split body PU lined wear resistant knife gate valves are designed for bi-directional tight on-off service in abrasive slurry applications,the valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold

FREE-VALVE’s F46 Lined Ball Float Check Valve is straight type three piece design and manufactured in full port uni-directional body design fully lined with FEP, PFA And PTFE having Flanged Ends.The valve uses PTFE as the rolling valve ball, the valve can be opened or closed by ball rolling up and down in the slide of the body chamber body under the medium acting

FREE-VALVE’s DN600 Aluminum Oxide Industry electric Operation Y Type Slurry Valve is ideal for many applications because the valves are designed for use on abrasion materials. DN600 Aluminum Oxide Industry electric Operation Y Type Slurry Valve is The valve body is split type body.

FREE-VALVE pneumatic operating triplet reversing aluminia slurry globe 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. Slurry diversion and conduction is realized by changing valve stem structural and seal of upper and lower valve body .

FREE-VALVE’s plastic back pressure valve is installed in the line of positive pressure discharge of metering pump,its function is to prevent siphon phenomenon occur.  Removing the protective cap on the adjusting screw on site

FREE-VALVE Intelligent WCB body manual operating three way reversing slurry globe valve is installed in front or behind of the tank of  alumina production .As the valve is an integral assembly valve, it realizes the dual or multi-purpose of one valve, which greatly optimize the past aluminum oxide plant reverse process installation structure, and also facilitates the mutual cooperation and conversion process of the inverted process system. The valve is widely used in alumina, metallurgy and other industries with slurry medium .

FREE-VALVE plastic Back Pressure Safety Valve is installed in the line of positive pressure discharge of metering pump,its function is to prevent siphon phenomenon occur.Removing the protective cap on the adjusting screw on site, then rotating and adjusting screw , the required pressure will be got by adjusting pressure gauge in the pipeline. Back pressure will be set within the range of 0-0.6 MPa by adjusting screw .

FREE-VALVE’s High Quality Coastal Power Plants Stainless Steel CF8 Body Ceramic Knife Gate Valves are known as slurry gate valves. Its have simple structure and can cut off medium which contains solid particles and fibers, but for some very hard particles or serious erosive mediums, general metal seated knife gate valves will be washed out easily

FREE-VALVE’s Y type electric control slurry globe valve is ideal for many applications because the valves are designed for use on abrasion materials. Y Type Slurry Valve is The valve body is split type body.

FREE-VALVE’s Manual operation Square Type Slide Gate Valves are unidirectional knife edge gate valve used on industrial pipeline for on-off operation

FREE-VALVE’s A28H spring full bore external thread type with lever safety valve(thread type) is based on the change of the media pressure at the inlet port and the spring pretension force to automatically open and close the valve disc.When the lifting force of the medium pressure (internal pressure) is higher than the spring pretension force, The valve disc overcomes the spring pretension force to open automatically, and the safety valve internal pressure drops after discharging excess media

FREE-VALVE Electric operating double Rotary disc flap feeding valves are widely used to transport dry solids between areas with different air pressures.This valve is mainly used in the coal ash pneumatic conveying system of thermal power generation enterprises, as the bin pump feed valve and ash discharge valve. At the same time, it can also be used for cement, mining, paper making, chemical industry and other kinds of dry dust,and other media with wear on the pipeline for opening and closing.

FREE-VALVE’s Bi-Directional Seal PU Rubber Lining Manual Knife Gate Valves  are designed for bi-directional tight on-off service in abrasive slurry applications,the valve adopts the full-lined wear-resistant polyurethane injecting with the whole mold, and all media are wrapped in the polyurethane lined to achieve all-round wear-resistant protection,which provides excellent wear life with 100% positive shutoff of abrasive slurry,the Valves are ideally suited for applications in mining.