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Zhejiang Tongda Magnetic Industry Co., Ltd
Zhejiang Tongda Magnetic Industry Co., Ltd

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A transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. Its main components are the primary coil, secondary coil, and iron core (magnetic core). The main functions include voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), etc.

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News Information

Rare earth prices rise, neodymium iron boron permanent magnet orders begin to rebound

Rare earth prices have rebounded since the bottom in early March, with an increase of about 30% so far. Taking praseodymium neodymium oxide as an example, it rebounded from 340000 yuan/ton in early March to the current 450000 yuan/ton, with a 32% increase. The stabilization and rebound of rare earth

02-22

Rare earth permanent magnets: reducing market barriers and promoting continuous industry growth

As a high-tech product in rare earth permanent magnets, neodymium iron boron has always been monopolized by Japan in terms of its core technology. With the rapid development of neodymium iron boron technology in China, more and more discourse power is driving the breakthrough of barriers and the gro

02-22

Thermal demagnetization behavior of NdFeB rare earth permanent magnets with different sizes

Magnetic stability is an important indicator of permanent magnet materials, and the stability of the magnet directly affects the reliability of its operation. Magnetic materials, as important functional materials, have been widely used in key components such as aerospace and high-performance spacecr

02-22

Surface protection technology for neodymium iron boron permanent magnet materials

Permanent magnetic materials are a new type of magnetic material, also known as hard magnetic materials. Unlike soft magnetic materials, permanent magnetic materials can maintain constant magnetism even after being magnetized by an external magnetic field. The third-generation permanent magnet NdFeB

02-22

Northern Rare Earth: Rare Earth Listing Prices Released in May, Praseodymium Neodymium Products Wide

May 10th News: Today, China Northern Rare Earth (Group) High tech Co., Ltd. released the listing prices of rare earth products in May. Compared with April, praseodymium neodymium products have all been lowered to a certain extent. Praseodymium neodymium oxide has been lowered to 330000 yuan/ton, neo

02-22

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