China wholesaler Magnetic Pumps Magnetic Shaft Coupling Magnetic Drives

Product Description

Hot sale: low noise,no leakage, no additional cost for magnetic pumps magnetic shaft coupling magnetic drives

Introduction of magnetic pumps magnetic shaft coupling magnetic drives

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 pumps magnetic shaft coupling magnetic drives

» 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 pumps magnetic shaft coupling magnetic drives

Specification of magnetic pumps magnetic shaft coupling magnetic drives

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 pumps magnetic shaft coupling magnetic drives

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 pumps magnetic shaft coupling magnetic drives

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 pumps magnetic shaft coupling magnetic drives

Double strength corrugated Carton and Wood case Sea Packing.


GME core values
Quality is our life. Customer satisfaction is our CHINAMFG pursuit. Everything we do at CHINAMFG is driven by an unyielding passion for CHINAMFG in identifying and delivering solutions that exceed expectations.
In today’s fast-developing global economy, innovation is critical to a company’s survival. We anticipate and adapt to changing for continuous improvement.
A business cannot be successful unless it creates prosperity and opportunity for others. We have a dream–customers could win more through our Great Service; we have a dream–GME members could realize their own dreams while striving for CHINAMFG Dream.
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For more information, please refer to greatmagtech  or greatmagtech  directly.

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drive coupling

Explaining the Concept of Backlash and How It Affects Drive Coupling Performance

Backlash is a mechanical phenomenon that refers to the amount of free movement or play between the mating components of a drive system. In the context of drive couplings, backlash is the angular or linear displacement that occurs when there is a change in direction or a reversal of motion. It is mainly a result of clearances between the coupling’s mating elements.

The presence of backlash can have both positive and negative effects on drive coupling performance:

  • Negative Effects of Backlash:
    • Reduced Accuracy: Backlash can introduce inaccuracies in position control systems, especially in applications requiring precise positioning. The free movement between the coupling elements can result in a delay in response when the direction of rotation changes, leading to positioning errors.
    • Vibration and Noise: Backlash can cause vibration and noise during operation, especially in systems with frequent changes in direction or load. The impact and collision of the mating elements can generate noise and contribute to mechanical wear.
    • Increased Wear: In systems with significant backlash, the constant impact between the mating components can accelerate wear and reduce the lifespan of the coupling and other connected machinery.
  • Positive Effects of Backlash:
    • Shock Absorption: In certain applications, a controlled amount of backlash can act as a shock absorber, dampening sudden impact loads and reducing stress on the system during abrupt changes in motion.
    • Misalignment Compensation: Backlash can compensate for minor misalignments between shafts, reducing the risk of damage and excessive load on the coupling and connected components.
    • Thermal Expansion Compensation: Backlash can help accommodate thermal expansion and contraction of the components, allowing the coupling to function effectively even as the temperature changes.

The appropriate amount of backlash depends on the specific application and the coupling type. In some cases, minimizing backlash is essential for precision and accuracy, while in others, a controlled amount of backlash can be beneficial for shock absorption and misalignment compensation.

It’s crucial to consider the effects of backlash when selecting a drive coupling and designing a power transmission system. Manufacturers often provide information on the level of backlash in their coupling designs, enabling users to make informed decisions based on their application’s requirements.

drive coupling

Is it Possible to Replace a Drive Coupling Without Professional Help?

Replacing a drive coupling without professional help is possible in some cases, but it is not recommended for everyone. The complexity of the task and the level of expertise required depend on the specific coupling type, the application, and the individual’s mechanical skills. Here are some considerations:

  • Simple Couplings: Some drive couplings are relatively simple and may be easy to replace, especially if they are accessible and don’t require specialized tools or equipment.
  • Mechanical Aptitude: Individuals with a good understanding of mechanical systems, tools, and procedures may feel more confident in attempting to replace a drive coupling on their own.
  • Manufacturer’s Instructions: If the manufacturer provides detailed instructions for coupling replacement, individuals with mechanical knowledge may be able to follow the steps and perform the replacement.
  • Risk of Damage: Incorrect installation of the coupling can lead to damage, misalignment, or premature failure. If unsure about the procedure, it is best to seek professional assistance to avoid costly mistakes.
  • Specialized Couplings: Some drive couplings, especially those used in complex industrial applications, may require specialized knowledge and tools for replacement.
  • Safety Concerns: Working with rotating machinery can be hazardous. If not properly handled, injuries can occur. Professional technicians are trained to handle such tasks safely.
  • Warranty and Liability: Attempting a DIY replacement may void any warranty on the coupling. Additionally, if the replacement causes damage or accidents, it could lead to liability issues.

If you have doubts about your ability to replace the drive coupling correctly or if it requires specialized knowledge and equipment, it is best to seek professional help. Experienced technicians have the expertise and tools to perform the replacement safely and efficiently, ensuring the proper functioning of the power transmission system.

For those with the necessary skills and experience, following the manufacturer’s instructions and safety guidelines is essential when attempting to replace a drive coupling on their own.

drive coupling

Types of Drive Couplings and Their Applications in Various Industries

Drive couplings come in various types, each designed to meet specific application requirements. Depending on the industry and the type of machinery involved, different types of drive couplings are used to optimize power transmission efficiency and reliability. Here are some common types of drive couplings and their applications in various industries:

  • Jaw Couplings: Jaw couplings are flexible couplings that use elastomeric inserts to transmit torque. They are commonly used in industrial pumps, compressors, and conveyors. The elastomeric inserts provide shock absorption and vibration dampening, making them suitable for applications where misalignment and vibration are present.
  • Gear Couplings: Gear couplings are robust and torsionally rigid couplings that use gear teeth to transmit torque between shafts. They are often used in heavy-duty applications such as steel rolling mills, paper mills, and marine propulsion systems. Gear couplings can handle high torque and misalignments, making them ideal for demanding industrial environments.
  • Disc Couplings: Disc couplings use thin metal discs to transmit torque and accommodate misalignment. They are widely used in high-speed applications, such as gas turbines, generators, and test rigs. Disc couplings offer high torque capacity and are known for their torsional stiffness and balance characteristics.
  • Grid Couplings: Grid couplings use a grid-like flexible element to transmit torque. They are commonly used in industrial pumps, fans, and compressors. Grid couplings offer excellent shock absorption and misalignment capability, making them suitable for applications where protection against sudden shocks is required.
  • Tyre Couplings: Tyre couplings use an elastomeric tyre between two hubs to transmit torque. They are widely used in various industries, including steel, mining, and power generation. Tyre couplings can accommodate misalignments and provide vibration damping, making them versatile for different industrial applications.
  • Bellows Couplings: Bellows couplings use a thin-walled metallic bellows to transmit torque and compensate for misalignments. They are commonly used in precision motion control applications, such as robotics, CNC machines, and medical equipment, where minimal backlash and high torsional stiffness are required.
  • Universal Joints: Universal joints are used to transmit torque between shafts at an angle. They are commonly found in automotive drivelines, agricultural equipment, and industrial machinery. Universal joints allow angular misalignments and are widely used in applications where rotational movement must be transferred through non-aligned shafts.

The choice of drive coupling type depends on factors such as torque requirements, speed, misalignment, and specific environmental conditions. Each type of coupling has its unique advantages and limitations, and selecting the right coupling for a particular application is crucial for ensuring optimal power transmission and machinery performance in various industries.

China wholesaler Magnetic Pumps Magnetic Shaft Coupling Magnetic Drives  China wholesaler Magnetic Pumps Magnetic Shaft Coupling Magnetic Drives
editor by CX 2024-02-21

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Our Service
1. Installation & adjustment
After the equipment are arrived at the customer’s site, the customer is responsible for unpacking and arranging the equipment according to the placement drawing; and does under our install-adjust technicians’ guidance. Costs of the staff are decided at last.
2. Training
1)  We are responsible for offering the technical training to user. The training content includes the structure and maintenance of the equipment, control and operation of the equipment. Through training, users’technical staff can grasp and the skill of operation and maintenance proficiently, and deal with the general troubles in time. We will appoint qualified technical staff for the guidance.
2)  The buyer can send staff to our company for learning.
3. Quality assurance
1)  We guarantee the goods offered are brand-new, not used, with latest design and suitable material made, and we guarantee the specification of the equipment is consonance with the contract.
2)  We guarantee the line achieve product technical performance indicators within 5 days after feeding operation through the correct guidance of the installation and commissioning.
3)  We are responsible for the fault and damage of the production line caused by our design, technology, manufacture, installation, adjustment and material defect etc. that all belong to our responsibility.
4)  The warranty period is 12 months after acceptance check of the production line. If there is any different between the furnished equipment in the customer’s factory and the equipment concerned in the contract, the users have the right to pass the inspection book to the legal department to claim for compensation to our company within goods warranty period.

Due to our sincerity in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.

With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.

Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.

Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: generally 10 workdays.
2.Production Lead-times: 20-40 workdays after getting your deposit.

Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.

Q4: What is your advantages?
1. Manufacturer,the most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
4. Rich stock and quick delivery.

Q5. If you can’t find the product on our website,what do you next?
Please send us inquiry with product pictures and drawings by email or other ways and we’ll check.