China factory Magnetic Exchange Pump Couplings Magnetic Couplings

by | Dec 27, 2023 | couplingmagnetic

Product Description

Please send us the following information.

1. Motor output power(KW)
2. Motor speed(RPM)
3.The torque of the magnetic coupling
4. Working pressure of the housing(isolation sleeve)
5.Working temperature of magnetic coupling
6. Technical drawing of the output part connector (usually motor)
7. Technical drawing of the input part connector (usually pump)

Introduction of magnetic exchange pump couplings magnetic couplings

The magnetic shaft coupling is a new kind of coupling, which connects motor and machine by permanent magnetic force. 

They consist of the external rotor, internal rotor and isolating covers.

They work in the sealed magnetic drive pumps, which transporting volatile, flammable, explosive and toxic solutions with no leakage. 

These magnetic shaft couplings can be used to connect gear pumps, screw pumps, centrifugal pumps, etc. with all types of the electric motor or gear box. 

The magnetic shaft coupling is widely used in various industries and fields, such as chemical, papermaking, foodstuff, pharmacy, and so on. 

Advantages of magnetic exchange pump couplings magnetic couplings

» Elimination of fluid leakage from the pump shaft.

» Vibrations are not transmitted to the pump.

» No maintenance required for magnetic couplings.

» Using magnetic couplings allows the use of standard pumps without expensive mechanical seals.

» No additional cost for purchasing mechanical seal spare parts and maintenance.

 

Technical drawing of magnetic exchange pump couplings magnetic couplings

 

Specification of magnetic exchange pump couplings magnetic couplings

Item Internal Rotor(mm) External Rotor(mm) Isolating Covering(mm)
A B C D E F G Shaft Pin H I J L N M P Q R S T U
GME03-3LM00 Φ35 – Φ10 26 – 18 – M6X12 Φ42 Φ60 Φ50 46 6-M4 Φ40 Φ50 4-Φ5.4 Φ38 Φ60 6 6
GME03-5MM00 Φ42 – Φ12 27 4 18 13.8 M6X16 Φ49 Φ72 Φ60 46 4-Φ6.7 Φ52 Φ60 4-Φ6.7 Φ44 Φ74 8 8
GME03-16LM00 Φ56 – Φ12 45 4 25 13.8 M6X16 Φ63 Φ89 Φ80 75 6-M5 Φ70 Φ75 4-Φ6.7 Φ58 Φ89 8 8
GME03-16LM01 Φ56 – Φ12 45 4 25 13.8 M6X16 Φ63 Φ89 Φ80 75 4-M5 Φ70 Φ75 4-Φ6.7 Φ58 Φ89 6 10
GME03-16MM00 Φ56 – Φ12 45 4 25 13.8 M6X16 Φ63 Φ89 Φ80 75 6-M5 Φ70 Φ75 4-Φ6.7 Φ58 Φ89 8 8
GME03-22LM00 Φ88 – Φ20 29 6 25 22.8 M8X20 Φ97 Φ122 Φ110 70 8-M6 Φ98 Φ108 6-Φ6.7 Φ91 Φ122 8 8
GME03-30LM00 Φ88 – Φ20 48 6 30 22.8 M8X20 Φ97 Φ122 Φ110 81 8-M6 Φ98 Φ108 6-Φ6.7 Φ91 Φ122 8 8
GME03-40LM00 Φ101 – Φ25 49 8 28 28.3 M10X20 Φ109 Φ140 Φ124 83 8-M8 Φ110 Φ126 8-Φ6.7 Φ103 Φ140 12 6
GME03-50LM00 Φ107 – Φ20 70 6 30 22.8 M6X16 Φ113.4 Φ145 Φ135 80 4-M6 Φ126 Φ133 12-Φ8.7 Φ109 Φ153 12 15
GME03-65LM00 Φ101 – Φ25 77 8 45 28.3 M10X20 Φ109 Φ140 Φ124 111 8-M8 Φ110 Φ126 8-Φ6.7 Φ103 Φ140 12 6
GME03-80LM00 Φ106 – Φ32 65 10 21 36.5 M6X25 Φ115 Φ145 Φ135 82 4-M6 Φ127 Φ135 6-Φ8.7 Φ110 Φ153 13 18
GME03-80LM00 Φ141 Φ92 Φ40 65 12 45 43.3 M12X25 Φ152 Φ180 Φ168 100 8-M8 Φ154 Φ164 8-Φ6.7 Φ145 Φ180 12 8
GME03-100LM00 Φ131 Φ82 Φ32 80 10 24.5 35.3 M8X35 Φ139 Φ170 Φ160 100 4-M6 Φ152 Φ158 8-Φ8.7 Φ133 Φ178 14 21
GME03-110LH00 Φ141 Φ92 Φ40 85 10 50 43.3 M12X25 Φ152 Φ184 Φ168 115 12-M8 Φ156 Φ164 12-Φ6.7 Φ145 Φ180 12 3
GME03-110LM00 Φ141 Φ92 Φ35 80 10 55 38.3 M12X25 Φ152 Φ180 Φ168 115 12-M8 Φ154 Φ164 12-Φ6.7 Φ145 Φ180 12 3
GME03-140LM00 Φ141 Φ92 Φ40 110 12 80 43.3 M12X25 Φ152 Φ190 Φ170 145 12-M10 Φ154 Φ164 12-Φ6.7 Φ145 Φ180 12 3
GME03-180LM00 Φ141 Φ92 Φ40 140 12 95 43.3 M12X25 Φ152 Φ190 Φ170 175 12-M10 Φ154 Φ164 12-Φ6.7 Φ145 Φ180 12 3
GME03-220LM00 Φ141 Φ92 Φ48 160 14 110 51.8 M12X25 Φ152 Φ190 Φ170 195 12-M10 Φ154 Φ164 12-Φ6.7 Φ145 Φ180 12 3
GME03-300LM00 Φ162 – Φ65 100 18 60 69.4   Φ170 Φ198 Φ188 123 12-M6 Φ180 Φ192 12-Φ11 Φ163.5 Φ218 16 10
GME03-400LH00 Φ195 – Φ70 127 20 107 79.9 M12X25 Φ203 Φ234 Φ222 152 6-M6 Φ212 Φ164 12-Φ11 Φ198 Φ278 16 22

Application of magnetic exchange pump couplings magnetic couplings

The ability to hermetically separate 2 areas whilst continuing to transmit mechanical power from one to the other makes these couplings ideal for applications where prevention of cross-contamination is essential. For instance: hydraulic sectors, dosing systems, compressors, sterilizers, industrial ovens, biotechnology, subsea equipment, pharmaceutical industry, chemical industry, food industry, generators, and mixers.

Operation principles of magnetic exchange pump couplings magnetic couplings

The magnetic coupling works by using the power generated by permanent magnets. No external power supply is needed. These are permanent magnets, not electromagnets.

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magnetic coupling

Maintenance Requirements for Magnetic Couplings to Ensure Long-Term Performance

Magnetic couplings are designed to be low-maintenance compared to traditional mechanical couplings. However, some maintenance practices can help ensure their long-term performance and reliability. Here are the key maintenance requirements for magnetic couplings:

  1. Regular Inspection:

    Perform regular visual inspections of the magnetic coupling to check for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation, which may indicate a potential issue that requires attention.

  2. Cleanliness:

    Keep the magnetic coupling and surrounding area clean and free from dirt, debris, or contaminants. Foreign particles on the coupling’s surface can affect its magnetic performance and lead to energy losses.

  3. Lubrication:

    Magnetic couplings do not require traditional lubrication since they operate without physical contact. However, some couplings may have bearings or other components that require lubrication. Refer to the manufacturer’s guidelines for specific lubrication requirements.

  4. Environmental Considerations:

    Ensure that the operating environment of the magnetic coupling is within the specified limits provided by the manufacturer. Extreme temperatures, aggressive chemicals, or other harsh conditions can affect the performance and longevity of the coupling.

  5. Alignment Check:

    Periodically check the alignment of the driving and driven shafts. Although magnetic couplings can tolerate some misalignment, ensuring proper alignment will optimize efficiency and reduce stress on the coupling components.

  6. Torque and Speed Limits:

    Adhere to the specified torque and speed limits for the magnetic coupling based on the application requirements. Operating the coupling beyond its rated capacity can lead to premature failure.

  7. Overload Protection:

    If the application involves occasional overloads, consider incorporating overload protection features, such as torque limiters or slip mechanisms, to prevent damage to the coupling and connected equipment.

  8. Regular Maintenance Schedule:

    Establish a regular maintenance schedule based on the manufacturer’s recommendations. Periodic inspections, cleaning, and other maintenance tasks can help identify and address potential issues before they escalate.

  9. Expert Support:

    When in doubt or if encountering any significant issues, seek assistance from the magnetic coupling manufacturer or a qualified engineer. They can provide guidance on maintenance best practices and address any specific concerns related to the coupling’s performance.

By following these maintenance requirements, you can ensure the long-term performance, reliability, and efficiency of the magnetic coupling in your application.

magnetic coupling

Are Magnetic Couplings Suitable for High-Torque or High-Speed Applications in Various Industries?

Yes, magnetic couplings are suitable for high-torque or high-speed applications in various industries, depending on the specific design and material selection. These couplings offer distinct advantages that make them a viable choice for demanding applications with elevated torque and speed requirements.

Here’s how magnetic couplings perform in high-torque and high-speed scenarios:

  1. High-Torque Applications:

    Magnetic couplings can handle high-torque applications efficiently. Neodymium and samarium cobalt magnets, known for their strong magnetic properties, enable magnetic couplings to transmit substantial torque without the need for physical contact. The absence of frictional wear and the robustness of these magnet materials make magnetic couplings well-suited for applications that demand high torque, such as large pumps, agitators, mixers, and heavy-duty industrial machinery.

  2. High-Speed Applications:

    Magnetic couplings can also be designed for high-speed applications. The absence of physical contact between the driving and driven components reduces the risk of mechanical wear and allows magnetic couplings to operate smoothly at high rotational speeds. The magnetic fields effectively transmit power without compromising efficiency or generating excessive heat. Industries such as automotive, aerospace, and precision machinery benefit from magnetic couplings’ ability to maintain performance and reliability at high speeds.

  3. Advantages in Various Industries:

    Magnetic couplings find applications across diverse industries due to their ability to handle high-torque and high-speed requirements. Some notable industries where magnetic couplings are utilized include:

    • Chemical and Petrochemical: Magnetic couplings are employed in pumps and agitators, where they prevent fluid leakage and provide a hermetically sealed solution. They are ideal for handling aggressive chemicals and corrosive substances.
    • Pharmaceutical: In pharmaceutical processes, magnetic couplings are used in mixers and reactors to prevent contamination and ensure sterile operation.
    • Automotive: Magnetic couplings find use in cooling systems, turbochargers, and various engine components to enhance efficiency and reduce maintenance.
    • Renewable Energy: In wind turbines, magnetic couplings are utilized to transfer power between the turbine rotor and the generator, offering a maintenance-free and reliable solution.
    • Food and Beverage: Magnetic couplings are employed in pumps and mixers for hygienic applications, ensuring no product contamination and meeting food safety standards.

Overall, magnetic couplings demonstrate versatility and effectiveness in high-torque and high-speed applications across multiple industries. Their ability to provide reliable power transmission without mechanical wear and the advantages of hermetic sealing make them an attractive choice for critical systems requiring efficiency, safety, and reduced maintenance.

magnetic coupling

How to Select the Right Magnetic Coupling for Specific Fluid Handling Systems

Selecting the right magnetic coupling for fluid handling systems requires careful consideration of various factors to ensure optimal performance and reliability. Here are the key steps to help you make the right choice:

  1. Fluid Properties:

    Understand the properties of the fluid being handled, including its viscosity, temperature, and corrosiveness. High-viscosity fluids may require magnetic couplings with stronger torque capabilities, while corrosive fluids may necessitate materials with excellent chemical resistance, such as stainless steel or specialized coatings.

  2. Flow Rate and Pressure:

    Assess the required flow rate and system pressure. Magnetic couplings must be capable of transmitting the necessary torque to handle the fluid flow at the desired pressure levels. High-pressure systems may require magnetic couplings with enhanced strength and reliability.

  3. Misalignment Compensation:

    Consider the potential misalignment between the motor and pump shafts. Magnetic couplings are known for their ability to accommodate misalignment to some extent. Assess the expected misalignment in your fluid handling system and choose a coupling with appropriate flexibility to compensate for it.

  4. Sealing Requirements:

    Examine the sealing requirements of the fluid handling system. Magnetic couplings can provide hermetic sealing, preventing fluid leakage or contamination in critical applications. Ensure that the chosen coupling offers the necessary level of sealing to suit your system’s needs.

  5. Torque and Speed Ratings:

    Check the torque and speed ratings of the magnetic coupling. Ensure that the selected coupling can handle the required torque and speed for your fluid handling application. High-speed pumps may require magnetic couplings specifically designed to minimize eddy current losses.

  6. Environmental Conditions:

    Consider the environmental conditions in which the magnetic coupling will operate. Factors such as temperature extremes, humidity, and exposure to harsh chemicals can impact the coupling’s performance and lifespan. Choose a coupling that is designed to withstand the specific environmental challenges.

  7. System Integration:

    Ensure that the magnetic coupling can be easily integrated into your fluid handling system. Consider factors such as coupling dimensions, mounting options, and alignment procedures. A well-integrated coupling will simplify installation and maintenance processes.

  8. Manufacturer Reputation:

    Work with reputable manufacturers with a proven track record in producing high-quality magnetic couplings for fluid handling systems. Check for certifications and industry compliance to ensure the coupling meets required standards.

By carefully evaluating these factors and selecting a magnetic coupling that aligns with the specific fluid handling system requirements, you can ensure reliable and efficient operation while minimizing the risk of downtime and maintenance issues.

China factory Magnetic Exchange Pump Couplings Magnetic Couplings China factory Magnetic Exchange Pump Couplings Magnetic Couplings
editor by CX 2023-12-27