China Meltspray Cloth Electret Electrostatic Generator on Sale

How electrostatic electret generator works?
The electrostatic device is used to generate +/- ions to charge materials, whose has a sturdy rod wrapping ionizer needle and connects to a high voltage electricity. When the high voltage reaches or exceeds 4kv, the air around the electrosttaic rod will be
full of ions. The higher of the voltage, the larger the charged area.Why melt blown cloth should be treated with electret?
Non-woven fabric produced by the melt blown method, the filterability is about 35%; this is not up to the requirements of medical masks, we need to electrotype the material and let the fiber charged and used static electricity to capture the aerosol where the new virus is located. melt blown non-woven fabric after static electret treatment which can get to 95% filterability, up to kn95 standard.
contact:
vickyyang