Co-extrusion spc foam flooring and manufacturing method thereof

A flooring, comprising a base material structure, as well as a decorative and a protective structure;

• wherein said decorative and protective structure sequentially comprises, from top to bottom, a UV coating, a wear-resistant layer and a decorative layer, wherein said wear-resistant layer comprises a PVC resin as a main component, and further comprises at least an amount of plasticizer and wherein said decorative layer is a PVC film with a surface pattern;
• wherein said base material structure comprises at least a stable layer and a foaming layer;
• wherein said stable layer is a sheet with a PVC resin and filler powder as main components, wherein the amount of the PVC resin is 100 parts by weight and the filler powder forms at least 250 parts by weight;
• wherein said foaming layer is a chemical foaming layer comprising 100 parts by weight of PVC resin powder and at least 150 parts by weight of filler powder.