Product Description

Hot sale: low noise,no leakage, no additional cost for magnetic coupled pump magnetically coupled pump marine shaft coupling

Introduction of magnetic coupled pump magnetically coupled pump marine shaft coupling

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

They are consisted of 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 electric motor or gear box. 

Magnetic shaft coupling are widely used in various industries and fields, such as chemical, papermaking, foodstuff, pharmacy, and so on. 

Advantages of magnetic coupled pump magnetically coupled pump marine shaft coupling

» 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 use of standard pumps without expensive mechanical seals.

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


Technical drawing of magnetic coupled pump magnetically coupled pump marine shaft coupling

Specification of magnetic coupled pump magnetically coupled pump marine shaft coupling

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 coupled pump magnetically coupled pump marine shaft coupling

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 coupled pump magnetically coupled pump marine shaft coupling

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


Packing Method of magnetic coupled pump magnetically coupled pump marine shaft coupling

Double strength corrugated Carton and Wood case Sea Packing.

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magnetic coupling

Can Magnetic Couplings Accommodate Misalignment Between the Driving and Driven Shafts?

Yes, magnetic couplings can accommodate a certain degree of misalignment between the driving and driven shafts. This is one of the significant advantages of using magnetic couplings over traditional mechanical couplings, which often require precise alignment to function properly.

The ability to accommodate misalignment in magnetic couplings is due to their non-contact power transmission principle. In a magnetic coupling, the driving and driven shafts are not physically connected but instead operate through a magnetic field.

When misalignment occurs between the driving and driven shafts, the magnetic fields in the magnetic coupling can adjust to compensate for the misalignment within certain limits. This means that the magnetic coupling can continue to transmit torque and power effectively, even if the shafts are not perfectly aligned.

However, it’s essential to note that while magnetic couplings offer misalignment tolerance, excessive misalignment can still lead to reduced efficiency and increased stress on the coupling components. Therefore, it is recommended to keep misalignment within the specified limits provided by the coupling manufacturer to ensure optimal performance and longevity.

By allowing for some misalignment, magnetic couplings offer greater flexibility during installation and operation. This feature is particularly valuable in applications where shaft alignment may change due to thermal expansion, vibration, or other dynamic factors.

Overall, the misalignment accommodation capability of magnetic couplings contributes to their reliability, reduces the risk of premature wear, and makes them well-suited for various industrial applications, including pumps, mixers, and other rotating equipment.

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

Key Design Considerations When Using Magnetic Couplings in Pumps and Agitators

When incorporating magnetic couplings in pumps and agitators, several critical design considerations need to be taken into account to ensure effective and reliable operation. These considerations include:

  1. Fluid Characteristics:

    Understand the properties of the fluid being handled, including viscosity, temperature, and corrosiveness. High-viscosity fluids may require larger magnets to generate sufficient torque, while corrosive fluids may necessitate materials with excellent chemical resistance.

  2. Torque Requirements:

    Determine the required torque for the specific pump or agitator application. Magnetic couplings must be designed to transmit the necessary torque to handle the fluid flow or agitation load effectively.

  3. Alignment and Space Constraints:

    Consider the available space and potential misalignment between the driving and driven shafts. Magnetic couplings can accommodate some misalignment, but proper alignment is essential to ensure efficient power transmission and avoid unnecessary stresses on the system.

  4. Speed and Efficiency:

    Evaluate the speed requirements of the pump or agitator. Magnetic couplings are capable of high-speed operation, but it’s crucial to optimize the design to minimize eddy current losses and ensure maximum efficiency.

  5. Containment and Hermetic Sealing:

    Ensure that the magnetic coupling provides adequate containment and hermetic sealing to prevent fluid leakage or contamination. This is especially critical when handling hazardous or sensitive fluids.

  6. Materials and Coatings:

    Select appropriate materials for the magnetic coupling components based on the fluid characteristics. Stainless steel, ceramics, or specialized coatings can enhance the coupling’s durability and resistance to corrosion.

  7. Overload Protection:

    Consider incorporating overload protection features in the magnetic coupling design. This can include slip mechanisms or torque limiters to prevent damage to the driving motor and connected equipment in case of sudden overloads or blockages.

  8. Environmental Conditions:

    Take into account the environmental conditions in which the pump or agitator will operate. Extreme temperatures, humidity, or exposure to aggressive chemicals can influence the choice of materials and coatings for the magnetic coupling.

  9. Integration with System Components:

    Ensure that the magnetic coupling design integrates seamlessly with other system components. Proper coupling sizing, mounting, and alignment procedures are essential for trouble-free installation and operation.

  10. Manufacturer Expertise:

    Collaborate with manufacturers experienced in designing magnetic couplings for pumps and agitators. Work with experts who can provide customized solutions tailored to your specific application needs.

By carefully considering these design factors, you can maximize the benefits of using magnetic couplings in pumps and agitators, such as improved reliability, reduced maintenance, and enhanced system performance.

China Hot selling Magnetic Coupled Pump Magnetically Coupled Pump Marine Shaft Coupling  China Hot selling Magnetic Coupled Pump Magnetically Coupled Pump Marine Shaft Coupling
editor by CX 2024-02-15