Above is about brushless motor magnet price related, usually, bulk purchase can enjoy lower unit price, need quotation and delivery time please provide drawing or size data, quantity and so on....
This mainly depends on the comprehensive consideration of your application field, power, maximum operating temperature, and even original design experience, Generally, more neodymium arc magnets are used....
The magnets used in brushless motors generally choose the ones with a temperature resistance of 120-180℃. The arc neodymium magnets used in brushless motors generally choose nickel electroplating, and some customers also choose passivation, phosphating, epoxy, etc....