The Material of Mask – Meltblown Fabric’s Electret Process and Its Working Principle
By For Safer Imports • 07/19/2021 • No Comments
Meltblown cloth is a melt-blown nonwoven cloth formed by drawing the polymer melt trickle extruded from the die spinneret orifice with high-speed hot air flow, thereby forming superfine fibers and collecting the superfine fibers on a screen or roller, and