China Surgical Mask PP (polypropylene) 600mm Melt
Surgical Mask PP (polypropylene) 600mm melt blown machine Description of melt blown machine melt blown machine is the most core material of mask melt spraying cloth mainly USES polypropylene as the main material the fiber diameter can reach 1 ~ 5 micron The microfiber with unique capillary structure increases the number and surface area of fiber per unit area so that the melt spray cloth
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