Aba film blowing machine wholesale manufacturer and supplier in China: Manual Cleaning (Complete Cleaning Method of Screw and Barrels) – To remove the readily detachable material while it is hot, the screw is either manually or automatically pulled out once the film extrusion reaches the operating temperature. Once cooled, it is soaked in an organic solvent tank containing acetone or cyclohexanone. The screw’s molten attachment is manually removed when it melts and expands. The amount of adherents and gel thickness determine the screw’s immersion time. Consumption steel or stainless steel pipes with a diameter that is slightly bigger than the …