Melt Blown for Medical Purpose is constructed of quality polypropylene filter media to ensure high efficiency in the inner layer. It has been carefully spun together to form a true gradient density from outer to inner surface. It is available with core & without core version. The superior structure remains integral even under severe operating conditions and there is no media migration. This Melt Blown for Medical Purpose is blown continuously on central molded core, without any binders, resins or lubricants.