China Sealcon Company

Pump Seals

  • Metal Bellow Mechanical Seals M17

    Metal Bellow Mechanical Seals M17

    Performance CapabilitiesTemperature:-40℃ to 220℃Pressure:Up to 25 bar Speed:Up to 20 m/sEnd play/axial float allowance±0.1mmSizes 18mm to 100mm 0.75” to 4”Materials CombinationFace: Carbon, SiC, ...view
  • Metal Bellow Mechanical Seals M21

    Metal Bellow Mechanical Seals M21

    Performance CapabilitiesTemperature:-40℃ to 220℃Pressure:Up to 25 bar Speed:Up to 20 m/sEnd play/axial float allowance±0.1mmSizes 16mm to 100mm Materials CombinationFace: Carbon, SiC, TCSeat: Ceram...view
  • Metal Bellow Mechanical Seals M22

    Metal Bellow Mechanical Seals M22

    Performance CapabilitiesTemperature:-75℃ to 400℃Pressure:Up to 20 bar (single plate)Up to 60 bar (double plate)Speed:Up to 23 m/sEnd play/axial float allowance±0.1mmSizes 16mm to 100mm Materials Co...view
  • Teflon PTFE Bellow Seals T11T12

    Teflon PTFE Bellow Seals T11T12

    Performance CapabilitiesTemperature:120℃ max.Pressure:Up to 0.5 barSpeed:Up to 10 m/sEnd play/axial float allowance±0.1mmSizes 16mm to 100mm0.75” to 4”Materials CombinationFace: PTFE glassfibre, C...view
  • Hangzhou Sealcon Fluid Machinery Co., Ltd. Set Up A New Office

    Hangzhou Sealcon Fluid Machinery Co., Ltd. Set Up A New Office

    In March 2017, Hangzhou Sealcon Fluid Machinery Co., Ltd. set up a new office in xihu district,Hangzhou.And the company's factory is still in Jiande,Hangzhou.Office address: A1-3-603 xixi center, weny...view
  • Characteristics Of PTFE Seal

    Characteristics Of PTFE Seal

    First, material advantages: polytetrafluoroethylene (PTFE), also known as Teflon / Teflon or plastic King (F4), is a copolymer of tetrafluoroethylene monomer, which has the following advantages;1. che...view
  • Advantages Of PTFE

    Advantages Of PTFE

    (PTFE) oil seal is one seal of ptfe mechanical seal. It has the following advantages compared to the rubber oil seal.1.Rubber oil seal with a spring pressed tip mouth, the width of the contact with th...view
  • The Installation Of PTFE Mechanical Seals

    The Installation Of PTFE Mechanical Seals

    The installation of ptfe mechanical seals need to pay attention to these points.1. The radial runout of the rotating shaft of the equipment should be less than 0.04 mm, and the axial momentum is not a...view
  • Main Performance Of Bellows

    Main Performance Of Bellows

    The main performance parameters of the bellows are stiffness, allowable displacement, pressure resistance, cycle life, effective area, working temperature and so on. The main geometric parameters incl...view
  • Elastomer Rubber Bellow Mechanical Seals

    Elastomer Rubber Bellow Mechanical Seals

    Cost effective and mass produced Mechanical Seal with Rubber Bellow (elastomeric bellow)Designed by single or double, Hangzhou SEALCON supply standard and OEM elastomer bellows seals to suit different...view
  • Pump

    Pump

    Pumps are usually used to lift liquids, to transport liquids or to increase the pressure of liquids, that is, the mechanical energy of the original motive can be changed into liquid energy to achieve ...view
  • Chemical Centrifugal Pumps

    Chemical Centrifugal Pumps

    A multi-stage centrifugal pump is a collection of two or more centrifugal pumps that have the same functions. In the fluid channel structure, the performance in the first level of medium pressure mout...view
  • Pump Body

    Pump Body

    The function of the pump bodyThe pump body is a volute that contains and transports liquid. It consists of a pump cover and a cochlear body. The pump case is a fixed part. The pump body is the suction...view
  • Metal Bellow Mechanical Seals M14M15M16

    Metal Bellow Mechanical Seals M14M15M16

    Performance CapabilitiesTemperature:-75℃ to 200℃Pressure:Up to 20 bar Speed:Up to 23 m/sEnd play/axial float allowance±0.1mmSizes 18mm to 150mm 0.75” to 7”Materials CombinationFace: Carbon, SiC, ...view
  • Teflon PTFE Bellow Seals T91

    Teflon PTFE Bellow Seals T91

    Performance CapabilitiesTemperature:120℃ max.Pressure:Up to 0.5 barSpeed:Up to 10 m/sEnd play/axial float allowance±0.1mmSizes 25mm to 65mm1” to 2 3/8”Materials CombinationFace: PTFE glass fibre, ...view
  • The Difference Between Mixing Machine Mechanical Seal And Pump Mechanical Seal

    The Difference Between Mixing Machine Mechanical Seal And Pump Mechanical Seal

    The difference between Mixing machine mechanical seal and pump mechanical sealThe mechanical seal is a mechanical part used to seal the rotary shaft and stop the pump chamber.The sealed part is a cyli...view
  • Sealing Sense

    Sealing Sense

    Thermal growth rate differences of head flanges, tube-sheets, bolts and gaskets create an upset of the gasket-flange interface and a loss of seating stress on the gasket that can cause flanges to leak...view
  • Pump Seals Repair

    Pump Seals Repair

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  • Metal Bellow Mechanical Seals

    Metal Bellow Mechanical Seals

    Metal Bellow seals are ideal for high temperature applications and harsh chemical services where elastomers cannot be used effectively. Hangzhou SEALCON seal type incorporates metal bellows as a sprin...view
  • Pump Spare Parts

    Pump Spare Parts

    Pump body: including suction chamber and the pressure chamber.Suction chamber: its function is to allow the liquid to flow evenly into the impeller.Pressure chamber: its function is to collect liquid ...view
  • Magnetic Pumps

    Magnetic Pumps

    The magnetic pump is a branch of the pump, and is a new product that applies the working principle of the permanent magnet coupling shaft to the centrifugal pump. In the production process of petroleu...view
  • Pump Impeller

    Pump Impeller

    Centrifugal pump impeller mainly has the following four formsClosed impeller: consists of the blade and the front and back cover plate. Closed impeller, mostly used in centrifugal pumps, is more effic...view
  • Analysis And Maintenance Scheme Of Leakage Point Of Mechanical Seal For Pum

    Analysis And Maintenance Scheme Of Leakage Point Of Mechanical Seal For Pum

    Pump with a wide range of mechanical seals, different models, but there are five major leaks: Seal between sleeve and shaft; seal between movable ring and shaft sleeve; dynamic and static ring seal; t...view
  • Classification Of Rubber Seal Ring

    Classification Of Rubber Seal Ring

    There are all kinds of rubber seal rings in rubber seal factory. According to the ssutting shape, it can be divided as follows:O seal ring series (DSH seal series)It has many kinds of products, such a...view
  • Pump & Pump Spare Parts

    Pump & Pump Spare Parts

    Mechanical Seals for Pump Mechanical Seals for Pump Mechanical Seals for PumpMechanical Seals for Pump Mechanical Seals for PumpMechanical Seals for PumpMechanical Seals for Pumpview
  • PTFE Teflon Bellow Mechanical Seals

    PTFE Teflon Bellow Mechanical Seals

    Polytetrafluoroethylene (PTFE) is one of the best corrosion resistant materials in the world. Therefore, it is called "the king of plastic". So the PTFE mechanical seal can be used in any kind of chem...view
  • Multistage Centrifugal pumps

    Multistage Centrifugal pumps

    A multi-stage centrifugal pump is a collection of two or more centrifugal pumps that have the same functions. In the fluid channel structure, the performance in the first level of medium pressure mout...view
  • Pump Wear Plate

    Pump Wear Plate

    For users, the maintenance of daily use is more important to prolong their life, so the following two points must be done:tighten the wear-resistant plate (ring) of the nut regularly. After the use of...view
  • Seven kinds Of Knowledge About the Chemical Pump

    Seven kinds Of Knowledge About the Chemical Pump

    With the development of industrial technology and sealing technology, pumps in the power, chemical, petroleum and other chemical pump mechanical seal industry, the use of the pump seal the sealing and...view
  • Leakage Analysis And Maintenance Of Mechanical Seal

    Leakage Analysis And Maintenance Of Mechanical Seal

    Leakage analysis and maintenance of mechanical seal1. Repair of mechanical sealMechanical seal flygt pump do not need special tools and materials for maintenance. Generally speaking, mechanical seals ...view
  • Pump Housing

    Pump Housing

    The function of pump housingThe main function of the stents is the function of fixation and support, whether it is in the room or in the flat tube.Installation method of Pump HousingThe installation o...view
  • Various Specifications Of Mechanical Seal/ Mechanical Seals Collocation With Pumps

    Various Specifications Of Mechanical Seal/ Mechanical Seals Collocation With Pumps

    Widely used in oil, chemical, power metallurgy, mining, shipping, light industry, agriculture, civil machinery shaft seal and defense departments, the pump is a lot of wide range of general-purpose ma...view
  • Common Problems In Mechanical Seal Pump

    Common Problems In Mechanical Seal Pump

    The following are several common failure about the seal of mechanical seal flygt pump:(1). Leakage during installation of static test. After the mechanical seal is installed and debugged, the static p...view
  • Mechanical Seal On The Use Of Rotating Equipment

    Mechanical Seal On The Use Of Rotating Equipment

    Mechanical seal maintenance problemMechanical seal principle and requestMechanical seal, also known as a face seal, which is a rotary machine shaft seal device, refers to the mechanical seal at least ...view
  • The Mechanical Seal Of The Pump

    The Mechanical Seal Of The Pump

    The mechanical seal of the pump is the material or part that prevents the leakage of fluid or solid particles from the adjacent surface and prevents the external impurities, such as dust and water, in...view
  • Mechanical Seal Leakage Function Request And Service Life

    Mechanical Seal Leakage Function Request And Service Life

    Measure the amount of leakage in accordance with the rules of HG2099. The leakage rate of the mechanical seal under the pressure of the equivalent of the volume of liquid, the rules are: shaft diamete...view
  • Sealing Technology

    Sealing Technology

    Sealing technology mainly refers to the use of a certain combination of sealing materials, sealing elements and the corresponding seal structure form, to prevent or cut off the mass transfer process b...view
  • Basic Properties Of Ceramic Materials

    Basic Properties Of Ceramic Materials

    It is not possible to use common ceramic materials in sealing devices. Engineering ceramics (i.e. structural ceramics) should be used, the main types of which are Al2O3, ZrO2, SiC and so on. These eng...view
  • Metal Bellows

    Metal Bellows

    The metal bellows (Metal bellows) for the valve stem seal of the control valve is a flexible, thin-walled, multi lateral corrugated tube and shell part (hereinafter referred to as the bellows), which ...view
  • Application Of Pump Mechanical Seal

    Application Of Pump Mechanical Seal

    The mechanical seal of mechanical seal flygt pump is a precise component. The manufacturing precision and the installation precision are very strict. If the assembly is not properly assembled, the sea...view
  • Mechanical Seal Flushing

    Mechanical Seal Flushing

    The purpose of flushing is to prevent impurity accumulation, prevent airbag formation, maintain and improve lubrication, and when cooling fluid is low, it has cooling effect. The main ways of washing ...view
  • Selection Of Rubber Sealing Ring Material

    Selection Of Rubber Sealing Ring Material

    The rubber in rubber seal factory are made as different kinds of seals for special sealing effects.First, NBR sealing ring. It is suitable for oil, glycol, two ester lubricating oil, gasoline, water, ...view
  • The Application Range of Mechanical Seal

    The Application Range of Mechanical Seal

    The mechanical seals are widely used, including the chemical industry, the oil and gas industry, the food industry, the pulp and paper industry, the marine industry, the water and wastewater treatment...view
  • Fluorine Rubber Seals

    Fluorine Rubber Seals

    Fluorine rubber seals have excellent properties of high temperature resistance, oil resistance, vacuum resistance, acid and alkali resistance, and are widely used in various industries. At present, th...view
  • Knowledge of the Mechanical Seals

    Knowledge of the Mechanical Seals

    1. The basic concepts of mechanical seal: The mechanical seal is defined by a pair of end face mechanical seal perpendicular to the axis of rotation, and it use the fluid pressure and the elastic comp...view
  • Misunderstandings Of Maintenance Of Flygt Pump Seals

    Misunderstandings Of Maintenance Of Flygt Pump Seals

    There are some misunderstandings about the maintenance of pump seals. 1. The greater the spring compression is, the better the sealing effect is. In fact, the volume of the spring is too large, which ...view
  • PTFE Corrugated Pipe Machine Seal

    PTFE Corrugated Pipe Machine Seal

    Structure characteristic: single end face; balanced type; PTFE corrugated PipeScope of application:PTFE Bellows-type mechanical seals, which adopt a multiple-spring structure, was the most widely used...view
  • Mechanical Seal Material

    Mechanical Seal Material

    According to statistics, about 80% to 95% of the leakage of mechanical seals is caused by sealing faces and friction pairs. Flygt pump seals has this problem. In addition to keeping the sealing surfac...view
  • Sealing Properties Of Ceramic Material

    Sealing Properties Of Ceramic Material

    The surface properties of the ceramic seal ring can be made full use of the surface characteristics of the ceramic material, which is the same as the surface of the metal material. Although the surfac...view
  • Characteristics Of Mechanical Seal Of Bellows

    Characteristics Of Mechanical Seal Of Bellows

    Mechanical seal is the key component in the power plant of chemical enterprises. Its life and reliability determine the installation level of large compressors and pumps. Therefore, in order to meet s...view
  • Principle And Material Of Mechanical Sseal

    Principle And Material Of Mechanical Sseal

    Double cartridge mechanical seal is a rotating shaft with dynamic seal. The mechanical seal has the advantages of reliable performance, small leakage, long service life, low power consumption, without...view
  • Mechanical Seal for Pump

    Mechanical Seal for Pump

    The pump mechanical seal are installations that perform dynamic sealing operations in pump installations, it is a kind of component that avoids the flow of fluid medium through the pump shaft through ...view
  • Application Prospect Analysis Of Sealing Technology

    Application Prospect Analysis Of Sealing Technology

    1. The conventional standard type oil seal is still used in a large number of rotating seal systems. For the pressure required rotating seals, the pressure resistant oil seal can only be supplied with...view
  • Pump Accessories

    Pump Accessories

    The concept of the pump A pump is used to increase the pressure of the liquid or gas. The gas or liquid pressurized generated than ordinary conditions more great driving force for promoting some mecha...view
  • Hardening Technology of Rotary Seal Valve

    Hardening Technology of Rotary Seal Valve

    Rotary seal valve hardening technology: laser cladding technology and supersonic flame sprayingLaser cladding technologyLaser cladding is used to melt the coating materials and the substrate surface a...view
  • The Basic Parts of Mechanical Seal

    The Basic Parts of Mechanical Seal

    1. The five basic parts of mechanical seal: rotating ring, stationary ring, spring, auxiliary seal, other metal parts2. Mechanical seal materials: 1) Sealing surface materials: a. Graphite: including ...view
  • The Selection of Sealed Materials

    The Selection of Sealed Materials

    The fluid seals have many different materials and structures, mainly gaskets in flanged connections, which are used in pump and valve compression packing. The first step of selecting the correct seal ...view
  • Use Index of Sealing Device

    Use Index of Sealing Device

    The service life of the seal means the time from the beginning of the seal to the failure of the seal. It is very difficult to predict the life of a sealing device accurately. The study of the sealing...view
  • The Selection of Materials Used in Mechanical Seals

    The Selection of Materials Used in Mechanical Seals

    The sealing performance and service life of mechanical seal are related to the material of each part, especially the material of the end-face seal (friction pair), auxiliary sealing material and sprin...view
  • General Introduction of Ring Type Rotary Seal Device

    General Introduction of Ring Type Rotary Seal Device

    The ring type rotary seal device is mainly applied to the dynamic seal of the rotating shaft. For example, the seal between the connecting disc on the clutch and the stationary bearing seat. The steer...view
  • The Equilibrium Ratio Control of the Mechanical Seal

    The Equilibrium Ratio Control of the Mechanical Seal

    The nominal contact area between the effective area and the sealing surface under mechanical seal fluid pressure is called mechanical seal area ratio and was known as equilibrium ratio on abroad. Equi...view
  • Defination and Device Types of Mechanical Seal

    Defination and Device Types of Mechanical Seal

    Seal is to prevent the leakage of fluid or solid particles from the adjacent joint surface and to prevent the external impurities such as dust or moisture invade the internal parts of the machine equi...view
  • Development of Domestic Rotary Seals

    Development of Domestic Rotary Seals

    China's rotary seal industry started in 1960s. Although some enterprises have formed a certain scale through many years of technological transformation, technology introduction, joint venture and join...view
  • Present Status of Mechanical Seal Manufacturers

    Present Status of Mechanical Seal Manufacturers

    Zero leakage seal is the permanent pursuit of chemical equipment, it is this requirement that has promoted the application of magnetic pump and shield pump. However, there is still a long way to go to...view
  • Machining of Rotary Valve Seal Surface

    Machining of Rotary Valve Seal Surface

    The processing steps of the cemented carbide seal surface are as follows: wire cutting is used to process the rotary feeding valve to the coarse grinding size; the grinding machine is used to fine gri...view
  • Quick Judgement And Solution of Failure of Rotary Seal Valve for CDQ

    Quick Judgement And Solution of Failure of Rotary Seal Valve for CDQ

    The coke dry quenching is rigid connection with the blast furnace and the boiler. Therefore, the stability of dry coke will directly affect the power generation of coke and co-generation. The dry coke...view
  • Brief Description of Teflon Anti-corrosion Products

    Brief Description of Teflon Anti-corrosion Products

    Chemical production is often carried out under certain temperature and pressure conditions, and the process is strictly required. The materials involved are various gases, liquids and solids, and the ...view
  • Difference between Single and Double Mechanical Seal

    Difference between Single and Double Mechanical Seal

    The basic types of mechanical seals for pumps are classified as single mechanical seals, double mechanical seals and series mechanical seals. The single end face mechanical seal consists of a pair of ...view
  • The Sealing Principle and Various Characteristics of O Ring Mechanical Seal

    The Sealing Principle and Various Characteristics of O Ring Mechanical Seal

    The O ring mechanical seal is called the O ring, and it is a rubber ring with circular section. The O ring mechanical seal is the most widely used seal in hydraulic and pneumatic system. The O ring me...view
  • Common Failure of Rotary Seal Valve

    Common Failure of Rotary Seal Valve

    Liner card plugging:Failure situation: the motor current transient of the rotary seal valve is too large to the protection shutdown. Transfer the field manual operation to a certain fixed angle, and w...view
  • Technical Progress of Rubber Material for Mechanical Seal

    Technical Progress of Rubber Material for Mechanical Seal

    With the development of modern science and technology, people are increasingly strict in energy conservation, environmental protection, safe production and staff health. This leads to the use of high-...view
  • Selection of Material and Design of Seal Structure of O ring

    Selection of Material and Design of Seal Structure of O ring

    Rubber seals are widely used in industrial and civil products. In a variety of rubber sealing methods, the O ring is most widely used for its cheap production methods and ease of use. Compared with ot...view
  • Classification Of Mechanical Face In Main Shaft Seal

    Classification Of Mechanical Face In Main Shaft Seal

    Mechanical face seal is a kind of main shaft sealing form, which makes use of spring or other elastic material to form a thin layer of liquid film between the end face of the main shaft seal. The mech...view
  • Improvement Of Mechanical Seal Technology

    Improvement Of Mechanical Seal Technology

    Researchers found that most of the two-way rotary groove lines limit the load capacity of the gas film, resulting in the small end face clearance and high temperature. The pressure fluctuation or roto...view
  • Bellows Type Mechanical Seal

    Bellows Type Mechanical Seal

    In the case of materials, bellows are made of nickel chromium stainless steel, nickel chromium molybdenum alloy and high nickel alloy steel. It has the advantages of high hardness, high strength, high...view
  • The Basic Principle And Advantages Of Mechanical Face Seal

    The Basic Principle And Advantages Of Mechanical Face Seal

    Mechanical seal is also known as end face seal. Mechanical seal belongs to packless seal. It can be fixed on the shaft and pump, and there are two sections to ensure close proximity to the sealing pos...view
  • Experimental Study and Application of new Type Rubber Bellow Mechanical Seal

    Experimental Study and Application of new Type Rubber Bellow Mechanical Seal

    In the 90s of last century, Lanzhou petrochemical company undertook a major national equipment and technology research project--"the research and development technology of the dilute sulphuric acid pu...view
  • Application of Bellows Mechanical Seal

    Application of Bellows Mechanical Seal

    Mechanical seal is the key component in the power plant of chemical enterprises. Its life and reliability determine the installation level of large compressors and pumps. Therefore, in order to meet t...view
  • Matters Need Attention of Machine Tool Main Shaft Seal

    Matters Need Attention of Machine Tool Main Shaft Seal

    Through long-term improvement practice and innovative design, we find that, during the design of the main shaft of machine tool, adopting good main shaft sealing structure can not only improve the sea...view
  • The Main Shaft Seal Of Pump Turbines

    The Main Shaft Seal Of Pump Turbines

    For the newly built large and medium-sized hydropower stations, the water turbine generator units are required to carry out central control, which can complete the start-up, parallel network or shutdo...view
  • The Role of Shaft Seal

    The Role of Shaft Seal

    It can prevent high-pressure liquid from leaking out of the pump and prevent air from entering the pump. Although the shaft seal in the pump doesn’t occupy a lot of space, whether or not the pump can...view
  • The Application of Shaft Seal In Nuclear Power

    The Application of Shaft Seal In Nuclear Power

    The pressurized water reactor is one of the light water reactors. According to statistics, about 60% of the world's nuclear power plants use pressurized water reactor, which uses pressurized boron con...view
  • Advantages Of Shaft Seals

    Advantages Of Shaft Seals

    We make a comparative analysis of the structure and sealing principle of the main shaft. The main shaft structure of the common grinding and polishing machine has a certain sealing performance. When t...view
  • Main Shaft Sealing Method

    Main Shaft Sealing Method

    When researching applied sealing, theoretical analysis and calculation have been carried out repeatedly to form a calculation program, and the result is that this program conforms to the calculation r...view
  • Development Trend of Seals

    Development Trend of Seals

    With the increasingly harsh conditions of the use of mechanical products, higher requirements for the use of rubber sealing products are required. The use of rubber seals in aerospace, oil and mining ...view
  • The Application Of Sealing Technology In Petrochemical Industry.

    The Application Of Sealing Technology In Petrochemical Industry.

    Mechanical seal technology is commonly used in petrochemical industry pumping equipment. Mechanical seal equipment has high requirements for its design, manufacture, installation and operating environ...view
  • Seal Transformation of Head Cylinder Body of Single Cartridge Cool Machine

    Seal Transformation of Head Cylinder Body of Single Cartridge Cool Machine

    1.Original sealing structure and sealing effect The head of the cooling machine is originally used as a stone - tired seal structure. The results showed that the sealing effect was not satisfactory, a...view
  • Standards for the Polytetrafluoroethylene Series

    Standards for the Polytetrafluoroethylene Series

    1) HG 20536 1993 “Polytetrafluoroethylene lining equipment" stipulates the structure design, manufacture, inspection and acceptance, test methods and storage, loading and unloading transportation an...view
  • The Processing of Teflon Bellows

    The Processing of Teflon Bellows

    Bellows is a corrugated tube shaped elastic part which can be used in the component of the mechanical seal compensation ring, which can be expanded under the external force or self elastic force and c...view
  • Research on the Performance of Teflon Bellows

    Research on the Performance of Teflon Bellows

    In recent years, Teflon bellows have been widely used in nuclear power, non-ferrous metal smelting and petrochemical industry because of their unique corrosion resistance, good fatigue resistance and ...view
  • TEL:+86-571-86959751
  • FAX:+86-571-86959791
  • EMAIL:sales@china-sealcon.com
  • ADDRESS:A1-3-603 Xixi center, Wenyi west road, Xihu district, 310012, Hangzhou, China