Multipole ring magnets are a more desirable solution to the permanent magnet motors and magnetic coupling devices in comparison with conventional splicing several arc magnets. It can be classified to isotropic type and anisotropic type. Isotropic type is generally refers to ring-shaped bonded magnets with multipole. Anisotropic type, or multipole sintered ring magnet, has always […]
Techtalk
Some Introduction to High Performance SmCo Magnet
Sm2Co17-based magnets are still playing an irreplaceable role in the permanent magnet industry due to its unique high temperature magnetic properties and superior magnetic stability, then it always serving to the high-speed motors, electronic communication, and aerospace. High energy product magnets are the important basis to accelerate miniaturization and high efficiency of the device. Thus, [...]
Some Introduction to Motor Magnets
Permanent magnet motors applied the permanent magnet as the excitation source. In addition to reducing power consumption, operational performance of the motor can be also enhanced. Permanent magnet motors utilize several kinds of permanent magnetic materials, including AlNiCo magnets, ferrite magnets, and rare earth permanent magnets. AlNiCo magnets were developed in 1930s and remarkable for […]
Some Introduction to 5G Microwave Ferrite
Innovations brought by 5G technology would have more impacts on our daily life in the Post-epidemic Period, include intelligent security, self-driving technology, VR/AR, and telemedicine, thus it could be argued that 5G technology are becoming an important engine for national economy development and social informatization. Besides 5G Samarium Cobalt magnets, 5G microwave ferrite has also […]
Some Introduction about MagSafe Magnet
Apple Inc. launched MagSafe accessories with their new iPhone 12 series. In fact, MagSafe is a brand of breakaway magnetic charging cables for the MacBook before, and now extend to the iPhone 12 series. Teardown reports showed that an assembly which includes a MagSafe magnet array and alignment magnet is embedded in the back of […]
Some Introduction about Magnetic Attachment Wireless Charging
Apple Inc. launched their iPhone 12 series recently. Magnetic attachment wireless charging and MagSafe accessories attracted the most attention and analysis. Actually, Apple Inc. has been already utilized magnetic attachment wireless charging in their iWatch and Apple Pencil, then also obtained positive market feedback. As a new type of energy transmission technology, wireless charging technology […]
Recycling of Sintered Neodymium Magnet Wastes
Either researchers or magnet manufacturers have been put many efforts into the recycling of bulk sintered Neodymium magnet wastes due to the concerns of environmental protection and rare-earth resource supplies. The total rare-earth content in waste magnets is certainly around 30wt% which much higher than most natural mines. In the meanwhile, waste magnets are usually […]
Some Introduction about Magnetic Door Catch
Magnetic door catch, also referenced as magnetic door latch, magnetic cabinet catch, or door magnet, is a conventional and effective option of keeping doors held in normal position once it closed. Magnetic door latch is well adapting for almost any applications where need a lightweight door to stay closed and a mechanical latch is not [...]
Some Introduction about Speaker Magnets
Speakers are a type of transducer which can transfer the electric signal to the acoustic signal. The sound quality of the speaker is largely depended on the speaker magnets. Speakers can be classified to internal magnetic type and external magnetic type according to the magnetic circuit structure. Speakers also can be divided into the moving-coil […]
Some Introduction to Ultra high Temperature Samarium Cobalt Magnet
Research hotspot of Samarium Cobalt magnets include high performance SmCo magnet, temperature compensated SmCo magnet, and ultra high temperature SmCo magnet. The primary difference between ultra high temperature SmCo magnet and conventional Sm(Co, Cu, Fe, Zr)z magnets is the content of Samarium, Cobalt, and Iron. The αHcj value of conventional Sm(Co, Cu, Fe, Zr)z magnets [...]
Copyright © 2024 SDM Magnetics Co.,Ltd. All right reserved.