Safety valves are widely used in petrochemical, energy and power industries.Dongsheng O-ring tells you that you need to choose the appropriate sealing material for different media.The following three common safety valve O-ring sealing properties of the material? First, the fluorine rubber O-ring material has flame retardant, excellent air tightness, ozone resistance, weather resistance, good […]
Safety valves are widely used in petrochemical, energy and power industries.Dongsheng O-ring tells you that you need to choose the appropriate sealing material for different media.The following three common safety valve O-ring sealing properties of the material? First, the fluorine rubber O-ring material has flame retardant, excellent air tightness, ozone resistance, weather resistance, good […]
Mechanical sealing ring is one of the most commonly used sealing rings for rotating mechanical shafts in the sealing industry. such sealing rings have long working life, less leakage and strong adaptability (Working environment and occasions, etc)As well as his high reliability, Dongsheng sealing ring tells you that it is widely used in many industries […]
There will be a variety of letter codes on the model on the oil seal. these letters are of certain significance. The commonly used letter codes are as follows, each indicating different features of the oil seal: DS: two-way rotary shaft seal vice lip. ZD: two metal skeletons with inner and outer lips. […]
The following is a butterfly valve seal for everyone to introduce! Butterfly Valve Seal The butterfly valve seal is also called the flap valve, which is a simple control valve and can also be used for switch control of low pressure pipeline medium.Butterfly valve seals mainly cut off and throttle on the pipeline.Butterfly […]
The rapid development of modern machinery industry, hydraulic transmission oil seal because of its fast enough response, small inertia, and work balance, etc, hydraulic transmission oil seal industry is widely used in various engineering machinery hydraulic transmission oil seal industry.Dongsheng Oil Seal tells you that hydraulic transmission has been proposed since the 17 th century […]
Pi (PI)It is a kind of high pressure, high speed, high temperature (Up to 400 °c)A class of polymer elastic seals with excellent heat resistance (One of the special engineering sealing materials developed in 1950s)The Dongsheng seal tells you that it has high temperature resistance, radiation resistance and excellent mechanical and friction properties;Especially in harsh […]
Hydraulic seal material of hydraulic seal (Material)The common sealing materials of sealing seals are metal sealing materials, PTFE, synthetic rubber, flexible graphite sealing materials, etc, dongsheng sealing ring tells you that the synthetic rubber sealing material includes the material of styrene-butadiene rubber, neoprene, silicone rubber and ethylene-propylene rubber (EPM)Material, fluorine rubber (FPM)Material, rubber (NBR)Sealing […]
Due to the different conditions and requirements of the environment and occasions used, Dongsheng Oil Seal tells you that the rubber oil seal used in the oil seal has different media, this also determines the environment and occasions for the use and application of oil seals developed and produced. in the industry, it is common […]
Due to the different conditions and requirements of the environment and occasions used, Dongsheng Oil Seal tells you that the rubber oil seal used in the oil seal has different media, this also determines the environment and occasions for the use and application of oil seals developed and produced. in the industry, it is common […]
What is Rotary seal RotaryShaftSeal.–It is also called rotary shaft lip seal rotaryRodLipseal.Commonly known as Oil Seal..The Dongsheng seal tells you that it is a dynamic sealing element installed between the rotating shaft and the stationary parts to seal the lubricating oil leakage and prevent external dust and debris from invading the inside of the […]
What is the rotating sealing ring RotaryShaftSeal.–It is also called the rotary shaft lip sealing ring rotaryRodLipseal.Commonly known as Oil Seal..Dongsheng sealing ring tells you that it is a dynamic sealing element installed between the rotating shaft and the stationary parts to seal the leakage of lubricating oil and prevent external dust and debris from […]
Hydraulic pump seal (Hydraulic sealing element)The person oil pump is an energy conversion device that converts the mechanical energy output of the motor or other original motive into the pressure energy of the oil.Dongsheng seal tells you that in the hydraulic transmission system, the hydraulic pump seal is a power element and an important part […]
What is Rotary seal RotaryShaftSeal.–It is also called rotary shaft lip seal rotaryRodLipseal.Commonly known as Oil Seal..The Dongsheng seal tells you that it is a dynamic sealing element installed between the rotating shaft and the stationary parts to seal the lubricating oil leakage and prevent external dust and debris from invading the inside of the […]
Characteristics Temperature Application Nitrile – Butadiene Rubber has good wear resistance, air permeability and oil resistance, and is suitable for hot water in mineral hydraulic oil, grease, silicone oil, flame retardant liquid and 80 ℃. It is not suitable for polar solvent and brake fluid. Ozone Resistance and weather […]
Tunnel boring machine seal-also known as shield machine seal, is a kind of tunnel boring machine using shield method. The shield construction method is the “shield” of the tunnel constructed by the boring machine while tunneling (referring to the supporting segment), which is different from the open construction method. The generalized shield machine in the […]
Construction machinery (seal repair bag for construction machinery) is an important part of the equipment industry. To sum up, all the mechanical equipment necessary for the construction project of earth and stone, road surface construction and maintenance, flowing lifting and loading and unloading operations and various construction projects are called construction machinery. Sealing Ring […]
Hydraulic cylinder?An industry term that everyone is familiar with, but do you know what components the hydraulic cylinder in the hydraulic piston seal is made?Dongsheng seal tells you that the hydraulic cylinder in the hydraulic piston seal can be roughly divided into five components: cylinder block assembly, piston assembly, sealing device, buffer device and exhaust […]
In our daily work, we always encounter the problem of such and such hydraulic sealing rings. Dongsheng sealing ring tells you what are the most common sealing problems of hydraulic sealing rings?First of all, we need to know what the hydraulic sealing ring is?What is the hydraulic sealing ring?Hydraulic sealing ring (Hydraulicseal)It is a kind […]
In the hydraulic system and its system, the sealing device is used to prevent leakage of working medium and intrusion of external dust and foreign matter. The element that plays the role of sealing, that is, oil seal. Dongsheng Seal Company sorted out and shared Leakage will cause waste of working media, pollute the […]
Oil Seal as the name implies to seal the role of oil.Oil seals for different mechanical equipment and industries are a bit different. The big difference is the material used for oil seals. different materials are resistant to medium and high and low temperature.Let’s look at the following several common oil seal material properties and […]
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O-ring for corrosion resistance?2020-01-18
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Features of rotating shaft in mechanical seal ring?
Mechanical sealing ring is one of the most commonly used sealing rings for rotating mechanical shafts in the sealing industry. such sealing rings have long working life, less leakage and strong adaptability (Working environment and occasions, etc)As well as his high reliability, Dongsheng sealing ring tells you that it is widely used in many industries […]
2020-01-18 -
Representative of oil seal DL and DR English letter unit?
There will be a variety of letter codes on the model on the oil seal. these letters are of certain significance. The commonly used letter codes are as follows, each indicating different features of the oil seal: DS: two-way rotary shaft seal vice lip. ZD: two metal skeletons with inner and outer lips. […]
2020-01-18 -
What is the butterfly valve seal?
The following is a butterfly valve seal for everyone to introduce! Butterfly Valve Seal The butterfly valve seal is also called the flap valve, which is a simple control valve and can also be used for switch control of low pressure pipeline medium.Butterfly valve seals mainly cut off and throttle on the pipeline.Butterfly […]
2020-01-18 -
Which part of the hydraulic cylinder oil seal is composed?
The rapid development of modern machinery industry, hydraulic transmission oil seal because of its fast enough response, small inertia, and work balance, etc, hydraulic transmission oil seal industry is widely used in various engineering machinery hydraulic transmission oil seal industry.Dongsheng Oil Seal tells you that hydraulic transmission has been proposed since the 17 th century […]
2020-01-18 -
Seal material used in high pressure and high speed environment?
Pi (PI)It is a kind of high pressure, high speed, high temperature (Up to 400 °c)A class of polymer elastic seals with excellent heat resistance (One of the special engineering sealing materials developed in 1950s)The Dongsheng seal tells you that it has high temperature resistance, radiation resistance and excellent mechanical and friction properties;Especially in harsh […]
2020-01-18 -
The properties of the material of the hydraulic seal?
Hydraulic seal material of hydraulic seal (Material)The common sealing materials of sealing seals are metal sealing materials, PTFE, synthetic rubber, flexible graphite sealing materials, etc, dongsheng sealing ring tells you that the synthetic rubber sealing material includes the material of styrene-butadiene rubber, neoprene, silicone rubber and ethylene-propylene rubber (EPM)Material, fluorine rubber (FPM)Material, rubber (NBR)Sealing […]
2020-01-18 -
Common Application and features of Ding Qing rubber oil seal material?
Due to the different conditions and requirements of the environment and occasions used, Dongsheng Oil Seal tells you that the rubber oil seal used in the oil seal has different media, this also determines the environment and occasions for the use and application of oil seals developed and produced. in the industry, it is common […]
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Features and disadvantages of fluorine rubber oil seal?
Due to the different conditions and requirements of the environment and occasions used, Dongsheng Oil Seal tells you that the rubber oil seal used in the oil seal has different media, this also determines the environment and occasions for the use and application of oil seals developed and produced. in the industry, it is common […]
2020-01-18 -
Encyclopedia of rotating seals? One
What is Rotary seal RotaryShaftSeal.–It is also called rotary shaft lip seal rotaryRodLipseal.Commonly known as Oil Seal..The Dongsheng seal tells you that it is a dynamic sealing element installed between the rotating shaft and the stationary parts to seal the lubricating oil leakage and prevent external dust and debris from invading the inside of the […]
2020-01-18 -
How to use the rotating sealing ring? II.
What is the rotating sealing ring RotaryShaftSeal.–It is also called the rotary shaft lip sealing ring rotaryRodLipseal.Commonly known as Oil Seal..Dongsheng sealing ring tells you that it is a dynamic sealing element installed between the rotating shaft and the stationary parts to seal the leakage of lubricating oil and prevent external dust and debris from […]
2020-01-18 -
Working Principle of hydraulic pump sealing?
Hydraulic pump seal (Hydraulic sealing element)The person oil pump is an energy conversion device that converts the mechanical energy output of the motor or other original motive into the pressure energy of the oil.Dongsheng seal tells you that in the hydraulic transmission system, the hydraulic pump seal is a power element and an important part […]
2020-01-18 -
Encyclopedia of rotating seals? Third
What is Rotary seal RotaryShaftSeal.–It is also called rotary shaft lip seal rotaryRodLipseal.Commonly known as Oil Seal..The Dongsheng seal tells you that it is a dynamic sealing element installed between the rotating shaft and the stationary parts to seal the lubricating oil leakage and prevent external dust and debris from invading the inside of the […]
2020-01-18 -
[Chinese-English version] performance features of sealing materials main application place
Characteristics Temperature Application Nitrile – Butadiene Rubber has good wear resistance, air permeability and oil resistance, and is suitable for hot water in mineral hydraulic oil, grease, silicone oil, flame retardant liquid and 80 ℃. It is not suitable for polar solvent and brake fluid. Ozone Resistance and weather […]
2020-01-18 -
Basic overview of tunnel boring machine seals for engineering shield machinery
Tunnel boring machine seal-also known as shield machine seal, is a kind of tunnel boring machine using shield method. The shield construction method is the “shield” of the tunnel constructed by the boring machine while tunneling (referring to the supporting segment), which is different from the open construction method. The generalized shield machine in the […]
2020-01-18 -
Combined sealing ring for holes in construction machinery repair bags (Gladstone ring) SPGO basic overview
Construction machinery (seal repair bag for construction machinery) is an important part of the equipment industry. To sum up, all the mechanical equipment necessary for the construction project of earth and stone, road surface construction and maintenance, flowing lifting and loading and unloading operations and various construction projects are called construction machinery. Sealing Ring […]
2020-01-18 -
Structural type of components of hydraulic piston seals?
Hydraulic cylinder?An industry term that everyone is familiar with, but do you know what components the hydraulic cylinder in the hydraulic piston seal is made?Dongsheng seal tells you that the hydraulic cylinder in the hydraulic piston seal can be roughly divided into five components: cylinder block assembly, piston assembly, sealing device, buffer device and exhaust […]
2020-01-18 -
[Five] A qualified standard hydraulic seal ring?
In our daily work, we always encounter the problem of such and such hydraulic sealing rings. Dongsheng sealing ring tells you what are the most common sealing problems of hydraulic sealing rings?First of all, we need to know what the hydraulic sealing ring is?What is the hydraulic sealing ring?Hydraulic sealing ring (Hydraulicseal)It is a kind […]
2020-01-18 -
The role and significance of hydraulic oil seal?
In the hydraulic system and its system, the sealing device is used to prevent leakage of working medium and intrusion of external dust and foreign matter. The element that plays the role of sealing, that is, oil seal. Dongsheng Seal Company sorted out and shared Leakage will cause waste of working media, pollute the […]
2020-01-18 -
What are the properties of the material used on the oil seal?
Oil Seal as the name implies to seal the role of oil.Oil seals for different mechanical equipment and industries are a bit different. The big difference is the material used for oil seals. different materials are resistant to medium and high and low temperature.Let’s look at the following several common oil seal material properties and […]
2020-01-18