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India’s first rare earth permanent magnets plant

Mar 12, 2023

Source: BS

Context: Recently, the PM has inaugurated India's first facility to produce rare earth permanent magnets in Visakhapatnam.

What are Permanent Magnets?

A permanent magnet is a type of magnet that can create a magnetic field without needing any external power source. It is called "permanent" because once it is magnetized, it can maintain its magnetism for a long time.

Permanent magnets are usually made from certain types of metals or alloys, such as iron, nickel, and cobalt, or rare earth elements like neodymium and samarium.

What are Rare earth permanent magnets?

Rare earth permanent magnets are a type of permanent magnet that is made from rare earth elements. Rare earth elements are a group of seventeen chemical elements in the periodic table, including elements such as neodymium, samarium, and dysprosium.

More about the Permanent Magnet:

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Facts for Prelims (FFP) Source: BS Context: Visakhapatnam What are Permanent Magnets? create a magnetic field without needing any external power source What are Rare earth permanent magnets? from rare earth elements seventeen chemical elements neodymium, samarium, and dysprosium More about the Permanent Magnet: Information Advantages over ordinary Magnet ordinary ferrous magnets stronger magnetic fields exceptional magnetic properties The technology used in the Plant indigenous reduction-diffusion technology samarium-cobalt (SaCo) neodymium-iron-boron (NdFeB) permanent magnets Significance for India supply chain disruptions in rare earth metals Importance wide range of applications hypersonic weapons and directed energy systems Benefits of Recycling Rare Earth Permanent Magnets Concerns with E-waste Collection and Recycling