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Comon Filter MeltBlown Fabric Protective Disposable Face Mask
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How Surgical Masks are Made, Tested and Used
How Surgical Masks are Made. The material is extruded in a web, in which strands bond with each other as they cool. 25 gsm fabric is made through meltblown technology, which is a similar process where plastic is extruded through a die with hundreds of small nozzles and blown by hot air to become tiny fibers, again cooling and binding on a [mask][mask]