Rubber plastic magnetic wholesale mentioned electricity in electromagnet, in other words, the electromagnet is required in the case of electricity can appear magnetic, is a kind of power consumption into magnetic energy, and then by the magnetic energy into mechanical energy process, electromagnet is connected to the switching power supply will have magnetic, after turning off the power supply, the magnet will fade. The creation of electromagnet also promoted the efficiency of the generator set to obtain a very large development.

And plastic ndfeb wholesale is not what necessary conditions can have magnetic. It's a natural magnet, and it can be made by people. Raw materials that retain stable magnetism by being magnetized are called permanent magnets. However, in the production and main use of some commodities, because the processing technology stipulates such, it will be necessary to use permanent magnet and electromagnet respectively.

Injection plastic magnetic wholesale and electromagnet can produce electromagnetic fields in different ways, but the magnetic pole of the electromagnet can change, and the level of magnetic force can also change, which is related to the number of coils and current of the inductance, but also magnetizing raw materials, overall planning and structure. Cost level electromagnet must also have a power outage maintenance system software, in the case of power outage, the electromagnet can be fully automatic demagnetization. The poles of a permanent magnet are guaranteed not to change. Moreover, the magnetic force is relatively stable at a high value, which will be directly affected by the external electromagnetic field, temperature, storage and natural environment. Electromagnet is generally used in lifting equipment or some packaging equipment, medical machinery, magnetic levitation train such as large and medium-sized industrial production of super strength in the work. Permanent magnets are widely used in electronic devices, electrical equipment, generator sets and other industries. The vast majority of rare earth permanent magnets are miniaturized, and electromagnets are mainly used in large and medium-sized electric motors and other facilities. Permanent magnets can be made smaller because of their magnetic properties.