Meltblown polypropylene nonwoven electret Equipment electrostatic generator Principle

The basic structure and functions of disposable medical masks Common medical masks are mainly composed of three layers of non-woven fabric.
The inner layer is a common non-woven fabric, which is mainly used to absorb the moisture and moisture released by the wearer; the outer layer is a waterproof non-woven fabric,which is mainly used to isolate the liquid sprayed by the patient; the filter layer in the middle is used for the polypropylene melt-blown non-woven fabric treated with electret serves as a barrier against germs.The core material of medical masks is polypropylene melt blown non-woven fabric after electret treatment. It is important to remember these two keywords, as this is the key to filtering the new crown virus aerosol.

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