Which is better, a magnetic pump or a centrifugal pump?
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The pumps used in factories these days are basically magnetic pumps; I haven’t had much experience with them. In the past I worked with centrifugal pumps, and it seems to me that magnetic pumps aren’t as effective as centrifugal pumps.
Depending on the operating conditions, magnetic pumps should be used wherever possible in such situations, as they do not cause leaks; after all, environmental protection is of top priority these days.
Magnetic pumps can be used for materials free of impurity particles; they cannot be used if there are such particles present. Magnetic pump costs are higher than those of centrifugal pumps; when used properly, they do not run idle and require little maintenance. Mechanical seals for centrifugal pumps will inevitably develop leakage points after being in use for a while; centrifugal pumps can transport materials containing trace amounts of impurities.
Your concept is a bit confusing; if a magnetic pump has a centrifugal impeller, it is still a centrifugal pump. Whether to use a magnetic pump depends mainly on the material being handled; for flammable and explosive materials, it is recommended to use a magnetic pump or a shielded pump to prevent leaks. Magnetic pumps are more expensive than ordinary centrifugal pumps; whenever it is possible to use an ordinary centrifugal pump, that should be the preferred choice.
The magnetic pump you are referring to here is likely a centrifugal pump driven by magnetism; other pumps driven by magnetism include gear pumps, etc. A magnetic pump is a leak-free pump, whereas conventional mechanical-sealed pumps suffer from leakage at the mechanical seal due to the use of dynamic seals. Generally, for toxic or hazardous fluids, magnetic pumps can be used as a substitute for pumps with mechanical seals. Ensure the safety of operators and meet environmental protection requirements
Magnetic pumps are essentially centrifugal pumps; they use an external magnetic sleeve for sealing in order to prevent leaks.
Magnetism is a form of transmission, while centrifugation is a form of pressure increase.
It depends on what you need: durable and robust – centrifugal pumps are cost-effective; leak-free – magnetic pumps, shielded pumps
I took it apart to take a look; the actuating mechanism is more or less the same – it’s only the transmission system that differs. Magnetic pumps have magnets on their drive rods, which keep the pump in a suspended state during operation. But I think magnetic pump repair is more troublesome.
Wow, I thought magnetic pumps were more durable
Yes, centrifugal pumps can increase pressure, while magnetic pumps cannot.