Zhejiang Zhuxin Machinery Co.,ltd is willing to cooperate with customers in Czech Republic to open up the market. We provide high quality crushing machine China products, preferential factory prices, and professional after-sales services to provide impetus for the rapid development of your company! Disclosed is a concentric sleeve-type, multi-layer co-extruded film-blowing machine head, compr ame: New type high speed film blowing machine. Name: FM/3L Three-layer Co-extrusion